Yep, we may get a tiny thank-you (read: commission) when you buy through
links on Techspotr — not enough for a yacht, but enough to keep the lights (and
servers) on.
Learn more
77
Highlights
79
Differences
6
Reactions
0
Likes
Alen BreatheSmart 75i
vs
Coway Airmega 400:
77 Highlights & 79 Differences —
So, Which Air Purifier Actually Works Better
Decide if smart filtration or sensor coverage suits your air quality needs better.
What sets Alen BreatheSmart 75i and Coway Airmega 400 apart? We looked at their automatic mode, fan speed levels, ozone emission safe & wifi connectivity and key differences in this complete air purifiers face-off.
Alen BreatheSmart 75i Vs Coway Airmega 400: A Detailed Air Purifier Showdown
When diving into the world of air purifiers, two prominent models that stand out are the Alen BreatheSmart 75i and the Coway Airmega 400. Both machines are designed to improve indoor air quality using advanced HEPA filtration and activated carbon techniques, making them solid choices for living rooms, bedrooms, and offices.
However, they diverge in key areas such as room coverage, filtration complexity, connectivity, and noise levels. While Alen offers a more comprehensive five-stage system with an ionizer and smart app control, Coway delivers a powerful CADR with additional sensor types to monitor air quality comprehensively.
Why the Alen BreatheSmart 75i Shines in Advanced Purification
The Alen BreatheSmart 75i is a console-style air purifier that commands attention with its premium build quality and thoughtful features. It boasts a robust five-stage filtration system that includes an H13-grade HEPA filter, activated carbon, and a distinctive ionizer function adding an extra layer of purification. This ionizer enhances particle removal beyond the standard filters, positioning Alen as a powerful choice for those prioritizing cleaner air.
In terms of coverage, it recommends optimal performance in rooms up to 1300 square feet and offers a strong airflow capability with a maximum airflow of 350 CFM. Even at its highest speed, it maintains relatively low noise levels, maxing out at 49 dB, making it a quieter companion for bedrooms or offices.
Smart home enthusiasts will appreciate the BreatheSmart 75i's modern control suite, which includes app integration, Bluetooth and WiFi connectivity, voice assistant compatibility with Alexa and Google, and even firmware updates for ongoing optimization. Safety features such as an automatic shut-off and thermal fuse give peace of mind, while its eco-centric construction with eco-friendly materials and recyclable filters align with sustainable living goals.
The Coway Airmega 400: Efficient Sensor Powerhouse for Larger Spaces
For those focused on air purification coverage with extensive real-time monitoring, the Coway Airmega 400 offers a compelling proposition. This tower-style purifier is tailored for larger rooms, with a recommended room size of 1560 square feet and an impressive clean air delivery rate (CADR) of 416, slightly edging out Alen in sheer purification throughput.
The Airmega 400 packs a thorough three-stage filtration system featuring H13 HEPA and activated carbon filters with a useful washable mesh pre-filter, which helps extend filter life and reduce replacement frequency and costs. Unlike Alen's ionizer, Coway doesn't utilize ionization, though its filters are refreshingly reusable, making it a sensible choice for those mindful of upkeep expenses.
One of the standout aspects of the Coway Airmega 400 is its comprehensive sensor array. It integrates VOC and odor sensors alongside dust, PM2.5, and PM10 detectors, contributing to a detailed assessment of air quality in real time. This data feeds into the unit's auto modes with fan speed adjustments, providing an adaptive and insightful purification experience.
On the control front, while the Airmega 400 lacks app connectivity, it provides intuitive touch control and physical buttons with a WiFi indicator light, though no actual wireless function. It also offers an eco mode for energy saving and a manual mode for user customization. The power consumption is higher at 66 W compared to Alen's 45 W, and maximum noise hits 55 dB, which could be noticeable in quiet rooms.
Quick Take
The Alen BreatheSmart 75i captivates with its advanced five-stage filtration including an ionizer, smart connectivity with app control, and a quieter, more premium build. Meanwhile, the Coway Airmega 400 impresses with broader room coverage, higher CADR, and a sophisticated sensor suite for VOCs and odors, plus washable filters for economical upkeep.
Bottom Line
Between these two, the choice boils down to what you prioritize: the Alen BreatheSmart 75i is ideal for those who want cutting-edge smart features, quieter operation, and an environmentally conscious design supported by a lifetime warranty. On the other hand, the Coway Airmega 400 suits buyers seeking superior airflow capacity and enhanced real-time air monitoring in a compact tower design at a friendlier price point. Ultimately, both are stellar machines, but your specific needs and budget will guide the best fit.
For pricing, the Alen BreatheSmart 75i is available for around $651.2 at alen.com, positioning it as a premium but feature-rich option. In contrast, the Coway Airmega 400 is more budget-friendly, ranging from approximately $486 to $649 based on retailer choice.
Verdict
Winner: Alen BreatheSmart 75i - It wins thanks to its advanced multi-stage filtration, smart home integration, quieter operation, superior build quality, and sustainable design.
Runner-up: Coway Airmega 400 - Strong contender with larger room coverage, higher CADR, rich sensor variety, and washable filters for cost-effective maintenance.
Side by side. The numbers. The features. No drama.
Not just a spec list — this is a side-by-side air purifiers comparison between Alen BreatheSmart 75i and Coway Airmega 400, packed with useful details, standout features, and what users actually say. See which air purifier wins your vote.
The Alen BreatheSmart 75i recommends a room size of 1300 sq ft, slightly less than the Coway Airmega 400's recommended 1560 sq ft, suggesting the Coway unit might be better for slightly larger spaces.
The ideal room area for optimal purification performance.
In the battle of Recommended Room Size,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
260.0 sq ft
measurement.
Based on community votes for Recommended Room Size,
Alen BreatheSmart 75i ◉ earned
0 votes,
less than
Coway Airmega 400 ◉,
which got 1 votes.
The Alen BreatheSmart 75i was released in 2024, making it a newer model compared to the Coway Airmega 400, which was released in 2018.
The year the model was first released to market.
In the battle of Release Year,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
48 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Release Year on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i is intended for a wider range of rooms including Living Room, Kitchen, Office, Bedroom, Loft, and Basement, while the Coway Airmega 400 is more focused on Living Room and Bedroom environments.
Specifies what kind of room the air purifier is designed for.
In the battle of Intended Room Type,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
1 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Intended Room Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i uses HEPA, Activated Carbon, and Ionizer technology, giving it an additional air purification method compared to the Coway Airmega 400, which uses HEPA and Activated Carbon only.
The primary purification technologies used by the unit.
In the battle of Technology Type,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
5 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Technology Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i offers more color options including White, Graphite, Weathered Gray, Espresso, and Oak, providing greater aesthetic flexibility than the Coway Airmega 400, which is available in White and Graphite.
Available color variations for this model.
In the battle of Color Options,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
25 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Color Options on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i supports control via Buttons and a Mobile App, offering more versatility than the Coway Airmega 400, which relies solely on Touch controls.
The methods available to operate the device.
In the battle of Control Type,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Control Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i does not feature a display, whereas the Coway Airmega 400 includes an LED display for status information.
The kind of display interface provided.
In the battle of Display Type,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
57 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Display Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Model Name
What is the model name?
59
Alen BreatheSmart 75i
0Votes
BreatheSmart 75i
71
Coway Airmega 400
0Votes
Airmega 400
The official name or model identifier of the air purifier.
In the battle of Model Name,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
12 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Model Name on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Product Series
What is the product series?
76
Alen BreatheSmart 75i
0Votes
BreatheSmart
59
Coway Airmega 400
0Votes
Airmega
Indicates which product line or series the model belongs to.
In the battle of Product Series,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
17 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Product Series on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Design Style
What is the design style?
90
Alen BreatheSmart 75i
0Votes
Modern
87
Coway Airmega 400
0Votes
Modern
The visual and structural style of the purifier’s exterior.
In the battle of Design Style,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Design Style on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Form Factor
What is the form factor?
60
Alen BreatheSmart 75i
0Votes
Console
37
Coway Airmega 400
0Votes
Tower
The overall shape and layout of the device.
In the battle of Form Factor,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
23 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Form Factor on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Country Of Origin
What is the country of origin?
50
Alen BreatheSmart 75i
0Votes
CN
72
Coway Airmega 400
0Votes
KR
The country where the product was manufactured.
In the battle of Country Of Origin,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
22 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Country Of Origin on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i has a width of 18.5 inches (47 cm), which is wider than the Coway Airmega 400 at 14.8 inches (37.6 cm), meaning the Coway unit might fit better in narrower spaces.
The horizontal measurement of the air purifier.
In the battle of Width,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
higher
3.7 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Width on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i has a depth of 11.5 inches (29.2 cm), which is less deep than the Coway Airmega 400 at 14.8 inches (37.6 cm), making the Alen unit potentially more suitable for tighter spots depth-wise.
The front-to-back measurement of the purifier.
In the battle of Depth,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
lower
3.3 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Depth on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Height
What is the height?
27
inch
0Votes
22.8
inch
0Votes
The total vertical measurement from base to top.
In the battle of Height,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
4.2 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Height on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Weight
What is the weight?
27
lbs
0Votes
24.7
lbs
0Votes
The total weight of the air purifier unit.
In the battle of Weight,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
higher
2.3 lbs
measurement.
Don’t keep it to yourself — be the first to react and review the
Weight on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Package Width
What is the package width?
19
inch
0Votes
17.5
inch
0Votes
The width of the product packaging.
In the battle of Package Width,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
higher
1.5 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Width on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Package Depth
What is the package depth?
12
inch
0Votes
17.5
inch
0Votes
The depth of the product packaging.
In the battle of Package Depth,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
lower
5.5 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Depth on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Package Height
What is the package height?
27.5
inch
0Votes
24.5
inch
0Votes
The height of the product packaging.
In the battle of Package Height,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
higher
3.0 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Height on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Package Weight
What is the package weight?
27.5
lbs
0Votes
25
lbs
0Votes
The total shipping weight including packaging.
In the battle of Package Weight,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
higher
2.5 lbs
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Weight on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Cord Length
What is the cord length?
8
ft
0Votes
6
ft
0Votes
The length of the power cord attached to the purifier.
In the battle of Cord Length,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
2.0 ft
measurement.
Don’t keep it to yourself — be the first to react and review the
Cord Length on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Base Diameter
What is the base diameter?
Who knows?
0Votes
Alen BreatheSmart 75i
(Help us out by suggesting one!)
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
The circular base width for tower-style purifiers.
Don’t keep it to yourself — be the first to react and review the
Base Diameter on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i has a maximum noise level of 49 dB, making it considerably quieter than the Coway Airmega 400, which reaches 55 dB at its highest setting.
Maximum noise level at highest fan speed.
In the battle of Noise Level Max,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
lower
6.0 dB
measurement.
Based on community votes for Noise Level Max,
Alen BreatheSmart 75i ◉ earned
1 votes,
more than
Coway Airmega 400 ◉,
which got 0 votes.
The Alen BreatheSmart 75i consumes 45 Watts of power, significantly less than the Coway Airmega 400, which uses 66 Watts, making the Alen more energy-efficient.
Average electrical power used during operation.
In the battle of Power Consumption,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
lower
21.0 Watt
measurement.
Don’t keep it to yourself — be the first to react and review the
Power Consumption on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i operates on 220 Volts, while the Coway Airmega 400 uses 120 Volts, indicating they are designed for different electrical standards.
Electrical operating voltage required.
In the battle of Voltage,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
100.0 Volt
measurement.
Don’t keep it to yourself — be the first to react and review the
Voltage on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i has a minimum noise level of 25 dB, which is slightly louder than the Coway Airmega 400's minimum noise level of 22 dB, making the Coway unit quieter on its lowest setting.
Minimum operating noise level at lowest fan speed.
In the battle of Noise Level Min,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
higher
3.0 dB
measurement.
Don’t keep it to yourself — be the first to react and review the
Noise Level Min on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i has an Energy Efficiency Rating of A+, while the Coway Airmega 400 boasts an A++ rating, suggesting the Coway unit is slightly more energy-efficient.
Efficiency classification for energy consumption.
In the battle of Energy Efficiency Rating,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
16 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Energy Efficiency Rating on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i has a Clean Air Delivery Rate (CADR) of 375 cfm, which is lower than the Coway Airmega 400's CADR of 416 cfm, indicating the Coway might clean air faster.
Measures the total air cleaning rate in cubic feet per minute.
In the battle of Clean Air Delivery Rate,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
41.0 cfm
measurement.
Don’t keep it to yourself — be the first to react and review the
Clean Air Delivery Rate on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i offers a CADR Dust rating of 351 cfm, which is slightly better than the Coway Airmega 400's 328 cfm, implying better dust particle removal for the Alen unit.
Dust-specific clean air delivery rate.
In the battle of CADR Dust,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
23.0 cfm
measurement.
Don’t keep it to yourself — be the first to react and review the
CADR Dust on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i provides a coverage area of 1300 sq ft, whereas the Coway Airmega 400 covers a larger area of 1560 sq ft, making it suitable for bigger rooms.
The total maximum area the purifier can effectively clean.
In the battle of Coverage Area,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
260.0 sq ft
measurement.
Don’t keep it to yourself — be the first to react and review the
Coverage Area on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Maximum Coverage Area
What is the maximum coverage area?
2,800
sq ft
0Votes
3,120
sq ft
0Votes
Alen BreatheSmart 75i
Ideal for very large spaces or commercial areas. This converts to roughly 260 m², so it could cover a big open-plan living area or conference room.
The largest possible area where the air purifier remains effective.
In the battle of Maximum Coverage Area,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
320.0 sq ft
measurement.
Don’t keep it to yourself — be the first to react and review the
Maximum Coverage Area on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Frequency
What is the operating frequency?
50
Hz
0Votes
60
Hz
0Votes
Coway Airmega 400
Compatible with North American electrical standards.
The electrical frequency of operation.
In the battle of Frequency,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
10.0 Hz
measurement.
Don’t keep it to yourself — be the first to react and review the
Frequency on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
CADR Smoke
What is the CADR for smoke?
370
cfm
0Votes
328
cfm
0Votes
Smoke-specific clean air delivery rate.
In the battle of CADR Smoke,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
42.0 cfm
measurement.
Don’t keep it to yourself — be the first to react and review the
CADR Smoke on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
CADR Pollen
What is the CADR for pollen?
431
cfm
0Votes
400
cfm
0Votes
Pollen-specific clean air delivery rate.
In the battle of CADR Pollen,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
31.0 cfm
measurement.
Don’t keep it to yourself — be the first to react and review the
CADR Pollen on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Air Changes Per Hour
How many air changes per hour?
2
ACH
0Votes
2
ACH
0Votes
Number of complete air changes per hour.
In the battle of Air Changes Per Hour,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
, delivering
equal
2.00 ACH
measurement.
Don’t keep it to yourself — be the first to react and review the
Air Changes Per Hour on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Minimum Coverage Area
What is the minimum coverage area?
1,300
sq ft
0Votes
1,500
sq ft
0Votes
The smallest area recommended for optimal operation.
In the battle of Minimum Coverage Area,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
lower
200.0 sq ft
measurement.
Don’t keep it to yourself — be the first to react and review the
Minimum Coverage Area on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Max Airflow
What is the maximum airflow rate?
350
cfm
0Votes
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Maximum airflow capacity of the unit.
Don’t keep it to yourself — be the first to react and review the
Max Airflow on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Airflow Direction Type
What is the airflow direction type?
20
Alen BreatheSmart 75i
0Votes
Upward
17
Coway Airmega 400
0Votes
Forward
The pattern or direction in which clean air is released.
In the battle of Airflow Direction Type,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Airflow Direction Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Noise Level Average
What is the average noise level?
25
dB
0Votes
39
dB
0Votes
Typical average noise during standard operation.
In the battle of Noise Level Average,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
lower
14.0 dB
measurement.
Don’t keep it to yourself — be the first to react and review the
Noise Level Average on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Operating Temperature Range
What is the operating temperature range?
70
Alen BreatheSmart 75i
0Votes
32-104°F
57
Coway Airmega 400
0Votes
14-104°F
The recommended ambient temperature range for operation.
In the battle of Operating Temperature Range,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
13 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Operating Temperature Range on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Operating Humidity Range
What is the operating humidity range?
20
Alen BreatheSmart 75i
0Votes
85% RH
32
Coway Airmega 400
0Votes
≤85% RH
Acceptable relative humidity range for operation.
In the battle of Operating Humidity Range,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
, delivering
lower
12 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Operating Humidity Range on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Both the Alen BreatheSmart 75i and the Coway Airmega 400 offer a consistent filter life duration of 12 months, ensuring similar replacement schedules.
Expected lifespan of the filter before replacement.
In the battle of Filter Life Duration,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
, delivering
equal
12.00 month
measurement.
Don’t keep it to yourself — be the first to react and review the
Filter Life Duration on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Who knows?
0Votes
Alen BreatheSmart 75i
(Help us out by suggesting one!)
47
Coway Airmega 400
0Votes
Mesh
vs
Pre Filter Type
The Alen BreatheSmart 75i does not specify a Pre Filter Type, whereas the Coway Airmega 400 utilizes a Mesh pre-filter for initial particle capture.
The type of pre-filter that captures larger dust and hair.
Don’t keep it to yourself — be the first to react and review the
Pre Filter Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i includes an Ionizer Function, providing an additional method of air purification that the Coway Airmega 400 does not offer.
Generates negative ions to capture fine airborne particles.
In the battle of Ionizer Function,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Ionizer Function on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i's filters are not washable, meaning they must be replaced, unlike the Coway Airmega 400, which has washable filters for potentially lower running costs.
Indicates whether filters can be washed and reused.
In the battle of Filter Washable,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Filter Washable on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Primary Filter Type
What is the primary filter type?
70
Alen BreatheSmart 75i
0Votes
HEPA
67
Coway Airmega 400
0Votes
HEPA
Alen BreatheSmart 75i
A high-efficiency particulate air (HEPA) filter captures fine particles as small as 0.3 microns, ensuring cleaner air.
Coway Airmega 400
The HEPA filter captures 99.97% of particles as small as 0.3 microns, helping remove allergens, dust, and pollutants.
The main type of filter used to trap fine particles.
In the battle of Primary Filter Type,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Primary Filter Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
HEPA Filter Grade
What is the HEPA filter grade?
70
Alen BreatheSmart 75i
0Votes
H13
67
Coway Airmega 400
0Votes
H13
Alen BreatheSmart 75i
This grade ensures up to 99.97% of particles are captured, making it highly effective for allergy sufferers.
Coway Airmega 400
H13 HEPA filter captures 99.97% of ultra-fine particles, including viruses, bacteria, and pollen.
Indicates HEPA filter class and particle capture efficiency.
In the battle of HEPA Filter Grade,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
HEPA Filter Grade on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Carbon Filter Type
What is the carbon filter type?
80
Alen BreatheSmart 75i
0Votes
Activated Carbon
77
Coway Airmega 400
0Votes
Activated Carbon
Coway Airmega 400
Activated Carbon filters are excellent for removing odors, such as smoke and pet smells.
Type of carbon material used for odor and gas removal.
In the battle of Carbon Filter Type,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Carbon Filter Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Filter Replacement Indicator
Does it have a filter replacement indicator?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Coway Airmega 400
The Filter Replacement Indicator lights up when filters need replacing, making maintenance simpler.
Alerts user when it’s time to replace filters.
In the battle of Filter Replacement Indicator,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Filter Replacement Indicator on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Filter Change Frequency
How often should filters be changed?
12
month
0Votes
12
month
0Votes
Coway Airmega 400
Same as Filter Life Duration. Typically, filter replacement occurs annually, depending on usage.
Recommended frequency for changing filters.
In the battle of Filter Change Frequency,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
, delivering
equal
12.00 month
measurement.
Don’t keep it to yourself — be the first to react and review the
Filter Change Frequency on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Number Of Filter Stages
How many filter stages are there?
80
Alen BreatheSmart 75i
1Votes
5
37
Coway Airmega 400
0Votes
3
Total number of filtration stages used in the air cleaning process.
In the battle of Number Of Filter Stages,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
43 score
measurement.
Based on community votes for Number Of Filter Stages,
Alen BreatheSmart 75i ◉ earned
1 votes,
more than
Coway Airmega 400 ◉,
which got 0 votes.
The Alen BreatheSmart 75i's five-stage filtration system just seems more thorough than the Coway's three stages. More filters usually means cleaner air, right?
See more
Activated Carbon Amount
How much activated carbon does it have?
Who knows?
0Votes
Alen BreatheSmart 75i
(Help us out by suggesting one!)
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Total amount of activated carbon used in the filter.
Don’t keep it to yourself — be the first to react and review the
Activated Carbon Amount on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
In the battle of Filter Material Composition,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
19 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Filter Material Composition on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Filter Efficiency Percentage
What is the filter efficiency percentage?
99.97
%
0Votes
99.97
%
0Votes
Percentage of particles the filter can capture.
In the battle of Filter Efficiency Percentage,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
, delivering
equal
99.97 %
measurement.
Don’t keep it to yourself — be the first to react and review the
Filter Efficiency Percentage on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Antibacterial Coating
Does it have antibacterial coating?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Indicates if the filter surface has antibacterial treatment.
In the battle of Antibacterial Coating,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Antibacterial Coating on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
UVC Light
Does it include UVC light?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Uses ultraviolet-C light to sterilize bacteria and viruses.
In the battle of UVC Light,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
UVC Light on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
PlasmaWave Similar Tech
Does it include PlasmaWave or similar tech?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Indicates if PlasmaWave or equivalent ionization technology is used.
In the battle of PlasmaWave Similar Tech,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
PlasmaWave Similar Tech on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Filter Availability
Are replacement filters available?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Indicates if replacement filters are easy to find on the market.
In the battle of Filter Availability,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Filter Availability on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Replacement Filter Model
What is the replacement filter model?
Who knows?
0Votes
Alen BreatheSmart 75i
(Help us out by suggesting one!)
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
The model number or code for compatible replacement filters.
Don’t keep it to yourself — be the first to react and review the
Replacement Filter Model on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i lacks a VOC Sensor, unlike the Coway Airmega 400 which includes this sensor to monitor volatile organic compounds in the air.
Detects volatile organic compounds and harmful gases.
In the battle of VOC Sensor,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
.
Based on community votes for VOC Sensor,
Alen BreatheSmart 75i ◉ earned
0 votes,
less than
Coway Airmega 400 ◉,
which got 1 votes.
Having a VOC sensor is a huge plus for me with the Coway Airmega 400. It gives a more complete picture of air quality, which is super important for peace of mind.
Both the Alen BreatheSmart 75i and the Coway Airmega 400 are equipped with an Automatic Mode, enabling them to adjust settings automatically based on air quality.
Adjusts purification level automatically based on air quality.
In the battle of Automatic Mode,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Automatic Mode on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i does not include a Light Sensor, a feature available in the Coway Airmega 400 which allows it to adjust operation based on ambient light.
Detects ambient light for automatic display dimming.
In the battle of Light Sensor,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Light Sensor on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Both the Alen BreatheSmart 75i and the Coway Airmega 400 offer a Real Time Air Quality Display, allowing users to monitor air conditions continuously.
Displays air quality readings instantly on screen or app.
In the battle of Real Time Air Quality Display,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Real Time Air Quality Display on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Air Quality Sensor
Does it have an air quality sensor?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Coway Airmega 400
Air Quality Sensor adjusts the fan speed based on the detected air quality, ensuring efficient operation.
Detects overall air quality and pollution level.
In the battle of Air Quality Sensor,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Air Quality Sensor on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Dust Sensor
Does it include a dust sensor?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Coway Airmega 400
Dust Sensor detects dust particles and adjusts airflow for optimal performance.
Detects airborne dust particles to optimize performance.
In the battle of Dust Sensor,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Dust Sensor on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Auto Dimming Display
Does it have an auto dimming display?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Adjusts screen brightness automatically based on lighting.
In the battle of Auto Dimming Display,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Auto Dimming Display on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Auto Fan Speed Adjustment
Does it support auto fan speed adjustment?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Automatically changes fan speed based on sensor data.
In the battle of Auto Fan Speed Adjustment,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Auto Fan Speed Adjustment on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
CO2 Sensor
Does it include a CO2 sensor?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Monitors carbon dioxide levels in the air.
In the battle of CO2 Sensor,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
CO2 Sensor on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Temperature Sensor
Does it have a temperature sensor?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Measures ambient temperature for comfort optimization.
In the battle of Temperature Sensor,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Temperature Sensor on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Humidity Sensor
Does it include a humidity sensor?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Detects humidity level in the environment.
In the battle of Humidity Sensor,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Humidity Sensor on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Sensor Accuracy Rating
What is the sensor accuracy rating?
Who knows?
0Votes
Alen BreatheSmart 75i
(Help us out by suggesting one!)
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Measures how accurate the sensors are at detecting pollutants.
Don’t keep it to yourself — be the first to react and review the
Sensor Accuracy Rating on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i offers Mobile App Control, allowing convenient operation from a smartphone, a feature not available on the Coway Airmega 400.
Enables control via smartphone application.
In the battle of Mobile App Control,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Based on community votes for Mobile App Control,
Alen BreatheSmart 75i ◉ earned
1 votes,
more than
Coway Airmega 400 ◉,
which got 0 votes.
The Alen BreatheSmart 75i does not have a WiFi Indicator Light, unlike the Coway Airmega 400 which provides visual confirmation of WiFi connectivity.
Shows WiFi connectivity status visually.
In the battle of WiFi Indicator Light,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
WiFi Indicator Light on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Timer Function
Does it have a timer function?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Coway Airmega 400
Set the purifier to run for 1, 4, or 8 hours, perfect for scheduled operation when you're away or sleeping.
Lets users set specific operating durations.
In the battle of Timer Function,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Timer Function on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Sleep Mode
Does it feature a sleep mode?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Coway Airmega 400
Sleep Mode reduces fan speed and light, making it ideal for nighttime use without disturbing rest.
Operates quietly with dimmed display for sleeping.
In the battle of Sleep Mode,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Sleep Mode on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Touch Controls
Does it have touch controls?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Allows operation via touch-sensitive interface.
In the battle of Touch Controls,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Touch Controls on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Touch Sensitivity Level
What is the touch sensitivity level?
Who knows?
0Votes
Alen BreatheSmart 75i
(Help us out by suggesting one!)
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Indicates how responsive the touch interface is.
Don’t keep it to yourself — be the first to react and review the
Touch Sensitivity Level on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Physical Buttons
Does it include physical buttons?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Provides tactile buttons for basic operation.
In the battle of Physical Buttons,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Physical Buttons on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Remote Control
Does it come with a remote control?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Allows operation from a distance using a remote device.
In the battle of Remote Control,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Remote Control on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Display Brightness Adjustment
Can the display brightness be adjusted?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Allows users to adjust the display brightness manually.
In the battle of Display Brightness Adjustment,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Display Brightness Adjustment on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Control Panel Location
Where is the control panel located?
90
Alen BreatheSmart 75i
0Votes
Top
87
Coway Airmega 400
0Votes
Top
Indicates where the main control panel is located.
In the battle of Control Panel Location,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Control Panel Location on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Filter Reset Button
Does it have a filter reset button?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Dedicated button to reset the filter indicator after replacement.
In the battle of Filter Reset Button,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Filter Reset Button on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Error Indicator Light
Does it include an error indicator light?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Displays warnings for operational issues or errors.
In the battle of Error Indicator Light,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Error Indicator Light on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i provides four fan speed levels: Low, Medium, High, and Turbo, offering an extra high-power setting compared to the Coway Airmega 400's three: Low, Medium, High.
Lists the available fan speed levels or names.
In the battle of Fan Speed Levels,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Fan Speed Levels on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i does not include a Manual Mode, meaning users cannot set the fan speed independently, unlike the Coway Airmega 400 which offers this control.
Allows manual fan speed and mode selection by the user.
In the battle of Manual Mode,
Alen BreatheSmart 75i ◉ is
worse than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Manual Mode on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Maximum Fan Speed
What is the maximum fan speed?
350
rpm
0Votes
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Alen BreatheSmart 75i
The fan provides substantial airflow at high speeds, with a maximum airflow of 350 cfm, ensuring rapid air purification for larger rooms.
Maximum fan rotation speed when operating at full power.
Don’t keep it to yourself — be the first to react and review the
Maximum Fan Speed on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Minimum Fan Speed
What is the minimum fan speed?
95
rpm
0Votes
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Lowest rotation speed for quiet or energy-saving mode.
Don’t keep it to yourself — be the first to react and review the
Minimum Fan Speed on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Sleep Quiet Mode
Does it feature a sleep or quiet mode?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Minimizes noise and display brightness for nighttime use.
In the battle of Sleep Quiet Mode,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Sleep Quiet Mode on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Custom Mode
Does it support a custom mode?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Lets users set personalized mode settings or schedules.
In the battle of Custom Mode,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Custom Mode on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Oscillation
Does it feature oscillation?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Rotates or swings to distribute air evenly across a room.
In the battle of Oscillation,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Oscillation on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Airflow Direction Control
Can you control the airflow direction?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Allows users to adjust the direction of purified airflow.
In the battle of Airflow Direction Control,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Airflow Direction Control on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i is stated to be Ozone Emission Safe, a safety assurance not explicitly mentioned for the Coway Airmega 400.
Ensures ozone emissions remain within safe levels.
In the battle of Ozone Emission Safe,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Ozone Emission Safe on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Safety Auto Shutoff
Does it feature safety auto shutoff?
Yes
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Coway Airmega 400
No auto shutoff is specified, but the purifier automatically turns off when set on timer.
Automatically turns off under unsafe or fault conditions.
In the battle of Safety Auto Shutoff,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Safety Auto Shutoff on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Power Failure Memory
Does it have power failure memory?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Coway Airmega 400
No Power Failure Memory: settings are reset after a power outage.
Remembers last settings after a power outage.
In the battle of Power Failure Memory,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Power Failure Memory on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Overheat Protection
Does it have overheat protection?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Prevents damage by automatically shutting down when overheating.
In the battle of Overheat Protection,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Overheat Protection on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Tipover Protection
Does it include tipover protection?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Shuts off the device automatically if it tips over.
In the battle of Tipover Protection,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Tipover Protection on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Power Surge Protection
Does it include power surge protection?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Protects internal components from voltage spikes.
In the battle of Power Surge Protection,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Power Surge Protection on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
UV Safety Shield
Does it include a UV safety shield?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Shields users from direct UV light exposure in UV-enabled models.
In the battle of UV Safety Shield,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
UV Safety Shield on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Electrical Protection Rating
What is the electrical protection rating?
0
Alen BreatheSmart 75i
0Votes
IP20
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Indicates protection level against dust or electrical contact.
Don’t keep it to yourself — be the first to react and review the
Electrical Protection Rating on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Fuse Type
What type of fuse does it use?
0
Alen BreatheSmart 75i
0Votes
Thermal Fuse
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Identifies the type of fuse used for electrical safety.
Don’t keep it to yourself — be the first to react and review the
Fuse Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i is categorized with a Premium Build Quality Grade, indicating higher material and construction standards compared to the Coway Airmega 400's Standard grade.
Indicates the overall craftsmanship and material precision.
In the battle of Build Quality Grade,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Build Quality Grade on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i offers Scratch Resistance, a beneficial feature for durability that is not present in the Coway Airmega 400.
Indicates resistance of the body surface to scratches.
In the battle of Scratch Resistance,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Scratch Resistance on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Both the Alen BreatheSmart 75i and the Coway Airmega 400 are equipped with Portability Handles/Wheels, making them easy to move around.
Indicates presence of handles or wheels for easier movement.
In the battle of Portability Handles Wheels,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Portability Handles Wheels on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Body Material
What material is the purifier body made of?
0
Alen BreatheSmart 75i
0Votes
ABS Plastic
0
Coway Airmega 400
0Votes
ABS Plastic
Describes the main material used for the purifier body.
In the battle of Body Material,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Body Material on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Filter Frame Material
What is the filter frame material?
0
Alen BreatheSmart 75i
0Votes
Plastic
0
Coway Airmega 400
0Votes
Plastic
Indicates the material used for the filter housing or frame.
In the battle of Filter Frame Material,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Filter Frame Material on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Build Type
What is the build type?
0
Alen BreatheSmart 75i
0Votes
Fixed
0
Coway Airmega 400
0Votes
Fixed
Defines the overall design structure of the purifier.
In the battle of Build Type,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Build Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Finish Texture
What type of finish texture does it have?
0
Alen BreatheSmart 75i
0Votes
Matte
0
Coway Airmega 400
0Votes
Matte
Describes the surface finish of the air purifier.
In the battle of Finish Texture,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Finish Texture on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Maintenance & Usability
8
Filter Replacement Method
What is the filter replacement method?
0
Alen BreatheSmart 75i
0Votes
Pull Out
0
Coway Airmega 400
0Votes
Slide Out
Alen BreatheSmart 75i
The filter pulls out for easy replacement, making maintenance quick and straightforward.
Describes how the filter can be removed and replaced.
In the battle of Filter Replacement Method,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Filter Replacement Method on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Filter Replacement Cost Estimate
What is the estimated filter replacement cost?
0
Alen BreatheSmart 75i
0Votes
$100
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Alen BreatheSmart 75i
The Pure filter costs $100 for replacement, ensuring a clean and effective filtration system. Other filters, like Fresh and Pet, may cost more.
Approximate cost for standard replacement filters.
Don’t keep it to yourself — be the first to react and review the
Filter Replacement Cost Estimate on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Ease Of Access
How is the ease of access for cleaning or filter changes?
0
Alen BreatheSmart 75i
0Votes
Front Access
0
Coway Airmega 400
0Votes
Front Access
Indicates how easily users can reach filters and components.
In the battle of Ease Of Access,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Ease Of Access on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Tool Free Maintenance
Is maintenance tool free?
Yes
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Allows maintenance without using additional tools.
In the battle of Tool Free Maintenance,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Tool Free Maintenance on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Cleaning Frequency
How often should it be cleaned?
30
days
0Votes
30
days
0Votes
Recommended frequency of cleaning for optimal performance.
In the battle of Cleaning Frequency,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
, delivering
equal
30.00 days
measurement.
Don’t keep it to yourself — be the first to react and review the
Cleaning Frequency on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Cleaning Tools
Are cleaning tools included?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Specifies if cleaning accessories are provided with the unit.
In the battle of Cleaning Tools,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Cleaning Tools on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Maintenance Indicator
Does it have a maintenance indicator?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Alerts when maintenance or cleaning is needed.
In the battle of Maintenance Indicator,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Maintenance Indicator on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Maintenance Frequency Reminder
Does it include a maintenance frequency reminder?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Provides reminders for regular filter replacement or cleaning.
In the battle of Maintenance Frequency Reminder,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Maintenance Frequency Reminder on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i includes WiFi Connectivity for smart features, a capability that the Coway Airmega 400 lacks.
Indicates if the air purifier can connect to WiFi for app or remote control.
In the battle of WiFi Connectivity,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
WiFi Connectivity on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i supports Bluetooth Connectivity, offering another option for local device control, which the Coway Airmega 400 does not provide.
Allows wireless connection via Bluetooth for setup or local control.
In the battle of Bluetooth Connectivity,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Bluetooth Connectivity on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Cloud Connectivity
Does it support cloud connectivity?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Connects to cloud services for remote access and data sync.
In the battle of Cloud Connectivity,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Cloud Connectivity on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Offline Mode
Does it have an offline mode?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Operates fully even without an internet connection.
In the battle of Offline Mode,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Offline Mode on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
App Integration
Does it integrate with mobile apps?
Yes
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Integrates with manufacturer or third-party mobile applications.
In the battle of App Integration,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
App Integration on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Voice Assistant Compatibility
Which voice assistants is it compatible with?
0
Alen BreatheSmart 75i
0Votes
Alexa, Google Assistant
0
Coway Airmega 400
0Votes
None
Specifies which voice assistants are supported.
In the battle of Voice Assistant Compatibility,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Voice Assistant Compatibility on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
IFTTT Or Smart Home Integration
Does it support IFTTT or smart home integration?
Yes
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Integrates with automation platforms like IFTTT or smart home hubs.
In the battle of IFTTT Or Smart Home Integration,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
IFTTT Or Smart Home Integration on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Firmware Update Capability
Can it update firmware automatically?
Yes
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Allows over-the-air firmware updates for new features or bug fixes.
In the battle of Firmware Update Capability,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Firmware Update Capability on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Remote Start Stop
Can it be started or stopped remotely?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Enables turning the purifier on or off remotely via app or voice.
In the battle of Remote Start Stop,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Remote Start Stop on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Multi-Device Sync
Does it support multi-device sync?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Synchronizes multiple purifiers or devices under one control.
In the battle of Multi-Device Sync,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Multi-Device Sync on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Data Logging
Does it support data logging?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Logs air quality, usage, and performance data for analysis.
In the battle of Data Logging,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Data Logging on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Usage History
Does it keep usage history?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Records previous usage patterns and air quality stats.
In the battle of Usage History,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Usage History on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i utilizes Sustainable Packaging, demonstrating an eco-conscious approach that is not present with the Coway Airmega 400.
Describes if the packaging uses recyclable or biodegradable materials.
In the battle of Sustainable Packaging,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Sustainable Packaging on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i is confirmed to have Low Ozone Emission, ensuring healthier air without harmful byproducts, a characteristic not attributed to the Coway Airmega 400.
Ensures minimal ozone emission during operation.
In the battle of Low Ozone Emission,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Low Ozone Emission on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Eco Friendly Materials
Are eco-friendly materials used?
Yes
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Alen BreatheSmart 75i
Built with eco-friendly materials, contributing to a sustainable product lifecycle.
Indicates whether the product uses eco-friendly materials.
In the battle of Eco Friendly Materials,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Eco Friendly Materials on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Recyclable Filters
Are the filters recyclable?
Yes
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Alen BreatheSmart 75i
The filters are designed to be recyclable, reducing the environmental impact when replacing them.
Indicates if filters are recyclable after use.
In the battle of Recyclable Filters,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Recyclable Filters on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Carbon Footprint Rating
What is its carbon footprint rating?
Who knows?
0Votes
Alen BreatheSmart 75i
(Help us out by suggesting one!)
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Approximate carbon footprint of the device’s lifecycle.
Don’t keep it to yourself — be the first to react and review the
Carbon Footprint Rating on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Standby Power Usage
How much power does it use on standby?
Who knows?
0Votes
Alen BreatheSmart 75i
(Help us out by suggesting one!)
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Power consumption when the device is on standby mode.
Don’t keep it to yourself — be the first to react and review the
Standby Power Usage on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Noise Eco Mode
What is the noise level in eco mode?
Who knows?
0Votes
Alen BreatheSmart 75i
(Help us out by suggesting one!)
Who knows?
0Votes
Coway Airmega 400
(Help us out by suggesting one!)
Noise level during eco or low power mode.
Don’t keep it to yourself — be the first to react and review the
Noise Eco Mode on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Accessories & Package Contents
8
Filters
Are filters included in the box?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Coway Airmega 400
Filters included: the purifier comes with pre-filters and a HEPA + Activated Carbon filter for comprehensive air purification.
Specifies if the product includes initial filters in the box.
In the battle of Filters,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Filters on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Spare Filters
Are spare filters included?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Coway Airmega 400
Spare filters available for long-term use, available directly from Coway.
Indicates whether additional spare filters are provided.
In the battle of Spare Filters,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Spare Filters on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Power Cord
Is the power cord included?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Coway Airmega 400
Comes with a 6-foot power cord, providing flexibility in placement.
States whether a power cord is included in the box.
In the battle of Power Cord,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Power Cord on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Power Adapter
Is a power adapter included?
Yes
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Specifies if an external power adapter is provided.
In the battle of Power Adapter,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Power Adapter on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Filter Replacement Tool
Is a filter replacement tool included?
No
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Indicates whether a tool for filter replacement is provided.
In the battle of Filter Replacement Tool,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Filter Replacement Tool on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Setup Guide
Is there a setup guide included?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Confirms if a setup or quick start guide is provided.
In the battle of Setup Guide,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Setup Guide on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
User Manual
Is a user manual included?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Confirms the presence of a printed or digital user manual.
In the battle of User Manual,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
User Manual on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Warranty Card
Is a warranty card included?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Indicates the inclusion of a warranty registration card.
In the battle of Warranty Card,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Warranty Card on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i is AHAM Verified, providing assurance of its performance, a certification that the Coway Airmega 400 does not have.
Indicates if the air purifier is verified by the Association of Home Appliance Manufacturers.
In the battle of AHAM Verified,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
AHAM Verified on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i is CE Certified, confirming its compliance with European safety standards, a certification absent from the Coway Airmega 400.
Confirms compliance with European safety, health, and environmental protection standards.
In the battle of CE Certified,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
CE Certified on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i is ISO Certified, indicating adherence to international quality management standards, a certification not held by the Coway Airmega 400.
Indicates certification under ISO standards for quality or environmental management.
In the battle of ISO Certified,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
ISO Certified on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Energy Star Certified
Is it Energy Star certified?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Coway Airmega 400
Energy Star Certified: Efficient energy use, saving on electricity costs.
Indicates certification for energy-efficient performance.
In the battle of Energy Star Certified,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Energy Star Certified on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
EPA Certified
Is it EPA certified?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Coway Airmega 400
EPA Certified: Ensures the air purifier meets rigorous environmental standards.
Verifies compliance with U.S. Environmental Protection Agency standards.
In the battle of EPA Certified,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
EPA Certified on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
CARB Certified
Is it CARB certified?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Confirms compliance with California Air Resources Board standards for ozone emission safety.
In the battle of CARB Certified,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
CARB Certified on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
ETL Listed
Is it ETL listed?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Shows compliance with North American electrical safety standards.
In the battle of ETL Listed,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
ETL Listed on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
UL Listed
Is it UL listed?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Indicates UL certification for electrical and fire safety.
In the battle of UL Listed,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
UL Listed on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
CSA Certified
Is it CSA certified?
Yes
0Votes
Alen BreatheSmart 75i
No
0Votes
Coway Airmega 400
Certifies compliance with Canadian Standards Association safety requirements.
In the battle of CSA Certified,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
CSA Certified on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
RoHS Compliant
Is it RoHS compliant?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Ensures restriction of hazardous substances in components and materials.
In the battle of RoHS Compliant,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
RoHS Compliant on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
FCC Certified
Is it FCC certified?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
Indicates compliance with Federal Communications Commission standards for electronic emissions.
In the battle of FCC Certified,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
FCC Certified on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The lifetime warranty on the Alen BreatheSmart 75i is a game-changer. It shows they really stand by their product, which gives me peace of mind for the long term.
Extended Warranty Availability is an option for the Alen BreatheSmart 75i, providing further protection, a benefit not offered for the Coway Airmega 400.
Indicates whether extended warranty options are offered.
In the battle of Extended Warranty Availability,
Alen BreatheSmart 75i ◉ is
better than
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Extended Warranty Availability on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
The Alen BreatheSmart 75i offers a 60-day return policy, providing double the return period compared to the Coway Airmega 400's 30-day policy.
Defines the allowable time period for product returns.
In the battle of Return Policy,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Return Policy on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Warranty Service Type
What type of warranty service is included?
0
Alen BreatheSmart 75i
0Votes
Replacement
0
Coway Airmega 400
0Votes
On Site
Coway Airmega 400
On-site warranty ensures that repairs are carried out at your location if necessary.
Defines how warranty service is provided.
In the battle of Warranty Service Type,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Warranty Service Type on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Customer Support Channel
What are the customer support channels?
0
Alen BreatheSmart 75i
0Votes
Phone, Email, Live Chat, Website
0
Coway Airmega 400
0Votes
Phone, Email, Live Chat, Website
Alen BreatheSmart 75i
Multiple customer support options make it easy to resolve any issues with the product quickly.
Lists available communication channels for customer support.
In the battle of Customer Support Channel,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Customer Support Channel on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Service Center Availability
What is the service center coverage?
0
Alen BreatheSmart 75i
0Votes
Nationwide
0
Coway Airmega 400
0Votes
Nationwide
Describes the scope of service center availability.
In the battle of Service Center Availability,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Service Center Availability on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Onsite Service Availability
Is onsite service available?
Yes
0Votes
Alen BreatheSmart 75i
Yes
0Votes
Coway Airmega 400
States whether technicians can provide onsite service or repair.
In the battle of Onsite Service Availability,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Onsite Service Availability on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Online Support Platform
What online support platform is available?
0
Alen BreatheSmart 75i
0Votes
Website
0
Coway Airmega 400
0Votes
Website
Specifies the platform used for online support or warranty registration.
In the battle of Online Support Platform,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
.
Don’t keep it to yourself — be the first to react and review the
Online Support Platform on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Response Time
What is the typical customer support response time?
24
hours
0Votes
24
hours
0Votes
Average time for customer support to respond.
In the battle of Response Time,
Alen BreatheSmart 75i ◉ is
same as
Coway Airmega 400 ◉
, delivering
equal
24.00 hours
measurement.
Don’t keep it to yourself — be the first to react and review the
Response Time on Alen BreatheSmart 75i ◉
vs Coway Airmega 400 ◉ and help others decide!
Surveys
Because hot takes deserve votes.
Air Cleaning Performance
How effective is this air purifier at cleaning the air in a typical room?
Excellent purification — Removes over 99% of particles
0Votes
0Votes
Very good — Removes 95% to 99% of particles
0Votes
0Votes
Decent — Removes 85% to 95% of particles
0Votes
0Votes
Weak — Removes 70% to 85% of particles
0Votes
0Votes
Poor — Removes under 70% of particles
0Votes
0Votes
Air Circulation Speed
How quickly does this air purifier clean the air in a medium-sized room?
Very fast — Under 10 minutes
0Votes
0Votes
Fast — 10 to 20 minutes
0Votes
0Votes
Moderate — 20 to 30 minutes
0Votes
0Votes
Slow — 30 to 45 minutes
0Votes
0Votes
Very slow — Over 45 minutes
0Votes
0Votes
Noise Level
How quiet is this air purifier during normal operation?
Very quiet — Under 25 dB
0Votes
0Votes
Quiet — 25 to 35 dB
0Votes
0Votes
Moderate — 35 to 45 dB
0Votes
0Votes
Loud — 45 to 55 dB
0Votes
0Votes
Very loud — Over 55 dB
0Votes
0Votes
Ease of Setup
How easy was it to set up this air purifier for first-time use?
Extremely easy — Ready to use within minutes
0Votes
0Votes
Easy — A few steps but clear instructions
0Votes
0Votes
Average — Needed some effort but manageable
0Votes
0Votes
Tricky — Confusing or unclear setup steps
0Votes
0Votes
Frustrating — Difficult and time-consuming setup
0Votes
0Votes
Filter Replacement Convenience
How easy is it to replace the filter on this air purifier?
Very simple — Quick and tool-free
0Votes
0Votes
Easy — Takes only a few minutes
0Votes
0Votes
Average — Manageable but a bit fiddly
0Votes
0Votes
Hard — Requires tools or careful handling
0Votes
0Votes
Very hard — Complicated or frustrating process
0Votes
0Votes
Filter Lifespan
How long does the filter in this air purifier typically last?
Very long — Over 12 months
0Votes
0Votes
Long — 9 to 12 months
0Votes
0Votes
Average — 6 to 9 months
0Votes
0Votes
Short — 3 to 6 months
0Votes
0Votes
Very short — Under 3 months
0Votes
0Votes
Energy Consumption
How energy-efficient is this air purifier during daily use?
Very efficient — Under 30 watts
0Votes
0Votes
Efficient — 30 to 50 watts
0Votes
0Votes
Moderate — 50 to 80 watts
0Votes
0Votes
High — 80 to 120 watts
0Votes
0Votes
Very high — Over 120 watts
0Votes
0Votes
Design Appeal
How would you rate the design and appearance of this air purifier?
Sleek and stylish — Looks modern and fits any room
0Votes
0Votes
Clean and simple — Looks nice and unobtrusive
0Votes
0Votes
Average — Functional but plain
0Votes
0Votes
Bulky — Takes space and looks outdated
0Votes
0Votes
Clunky — Unattractive and poorly designed
0Votes
0Votes
Portability and Size
How convenient is the size and portability of this air purifier?
Very compact — Under 10 pounds
0Votes
0Votes
Compact — 10 to 15 pounds
0Votes
0Votes
Medium — 15 to 20 pounds
0Votes
0Votes
Large — 20 to 25 pounds
0Votes
0Votes
Very large — Over 25 pounds
0Votes
0Votes
Pricing
How do you feel about the price of this air purifier?
Supermod
Moderator
0
Cartling
0
Cartling
15
