Air Purifier
Products
In The Lab
Forums
Newsletters
Join now
Best
Air Purifiers Pets Mold Allergies Bedrooms Dust Large Rooms Budget And Cheap Small
Tools
Compare Results Table Tool Review List Review Index Graph Review Pipeline Vote Custom Ratings
Popular
Levoit Core 600S NuWave OxyPure Dyson HushJet Levoit Vital 200S Dyson Purifier Big+Quiet Formaldehyde BP04 Winix 5500-2 Coway Airmega AP-1512HH Mighty Levoit Core 300S Levoit Core 200S Levoit Core 300 Shark NeverChange Air Purifier MAX HP302 Levoit Core 400S Winix C610 Corsi-Rosenthal Box Coway Airmega 200M Dyson Purifier Hot+Cool HP1 Winix C545 Dyson Pure Cool TP01 Dyson Purifier Cool TP07 Dyson HEPA Big+Quiet Formaldehyde BP06
44 Air Purifiers bought and tested
Supported by you via membership, and when you purchase through links on our site, we may earn an affiliate commission.
  1. Home
  2. Air Purifier
  3. Compare

NuWave OxyPure vs Coway Airmega 400

Which Air Purifier Is Better?

    Top
    Main Differences
    Design
      BodyDisplay And ControlFilter Configuration
    Performance
      Particle Filtration RateLow-Noise Particle Filtration RateNoise
    Comments

Products

NuWave OxyPure
Coway Airmega 400 
early access

Tested using Methodology v1.2

Updated Jun 09, 2026 04:10 PM

SEE PRICE
Amazon

Tested using Methodology v1.2

Updated Jun 10, 2026 05:59 PM

This review is in Early access

Unavailable
Missing store
NuWave OxyPure Picture

Track

Coway Airmega 400 Picture

Track

Activated Carbon
Pellets
Activated Carbon
Pellets
  1. Recommended in 6 articles:
  2. Air Purifiers
  3. Pets
  4. Allergies
  5. 3

Our Verdict

NuWave OxyPure

Coway Airmega 400

Full comparison details regarding individual product score sets can be found in the section below

GIFT THIS COMPARISON

0 

Variants

  • OxyPure (Gray)

Review

See NuWave OxyPure Review
See Coway Airmega 400 Review
9 
0 

Check Price

Gray
OxyPure
SEE PRICE
Amazon
 
Gray
OxyPure
SEE PRICE
Walmart.com
 
Gray
OxyPure
SEARCH
Lowes.com
 
Gray
OxyPure
SEARCH
HomeDepot.com
 
Gray
OxyPure
SEARCH
BestBuy.com
 
Gray
OxyPure
SEARCH
NuWave
 

Main Differences for
Pets

Threshold 

0.10

Pets 
 

8.5
0.0
No major differences between these air purifiers for pets. See full list of tests below.

Full Comparison

Design

Body  

Air Purifier Design Photo  

Compare High-Res
NuWave OxyPure Air Purifier Design Photo
Coway Airmega 400 Air Purifier Design Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Height  

26.3" (66.8 cm)
Lock" (Lock cm)

Width  

14.2" (36.0 cm)
Lock" (Lock cm)

Depth  

14.2" (36.0 cm)
Lock" (Lock cm)

Weight 
 

26.5 lbs (12.0 kg)
Lock lbs (Lock kg)

Power Cord Length  

72.0" (183.0 cm)
Lock" (Lock cm)

Wheels 
 

Yes
Locked

Display And Control 
 

Main Controls  

Compare High-Res
NuWave OxyPure Main Controls
Coway Airmega 400 Main Controls Sample

SAMPLE

JOIN NOW

for pictures & test results

Alternative Controls  

Compare High-Res
NuWave OxyPure Alternative Controls
Coway Airmega 400 Alternative Controls Sample

SAMPLE

JOIN NOW

for pictures & test results

Filter Change Indicator 
 

Yes
Locked

Air Quality Sensor Auto Mode 
 

Yes
Locked

Remote Control 
 

No
Locked

App 
 

Yes
Locked

Display On/Off 
 

Yes
Locked

Timer Function 
 

Yes
Locked

Number Of Fan Speeds 
 

6
Lock

Filter Configuration  

Filter Configuration Photo  

Compare High-Res
NuWave OxyPure Filter Configuration Photo
Coway Airmega 400 Filter Configuration Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Filter Localization Photo  

Compare High-Res
NuWave OxyPure Filter Localization Photo
Coway Airmega 400 Filter Localization Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Filtration Layers 
 

5 Stage
Locked

Activated Carbon 
 

Pellets
Locked
Performance

Particle Filtration Rate 
 

8.6
N/A

Purification Graph  

 Preview Graph
NuWave OxyPure Purification Graph
Coway Airmega 400 Purification Graph Sample

SAMPLE

JOIN NOW

for pictures & test results

Measured PM1.0 CADR 
 

548 m³/hr (323 CFM)
Lock m³/hr (Lock CFM)

Recommended Room Size @ Max Fan Speed 
 

46.8 m² (504 ft²)
Lock m² (Lock ft²)

Low-Noise Particle Filtration Rate 
 

8.3
N/A

Purification Graph @ ≤ 45dBA  

 Preview Graph
NuWave OxyPure Purification Graph @ ≤ 45dBA
Coway Airmega 400 Purification Graph @ ≤ 45dBA Sample

SAMPLE

JOIN NOW

for pictures & test results

Measured PM1.0 CADR 
 

311 m³/hr (183 CFM)
Lock m³/hr (Lock CFM)

Fan Speed Used 
 

Speed 3
Locked

Recommended Room Size 
 

26.5 m² (286 ft²)
Lock m² (Lock ft²)

Noise 
 

8.0
N/A

Noise Video  

Coway Airmega 400 Noise Video Sample

SAMPLE

JOIN NOW

for videos & test results

Noise @ Lowest Fan Speed 
 

32.3dBA
LockdBA

Noise @ Highest Fan Speed 
 

63.2dBA
LockdBA

Check Price

Gray
OxyPure
SEE PRICE
Amazon
 
Gray
OxyPure
SEE PRICE
Walmart.com
 
Gray
OxyPure
SEARCH
Lowes.com
 
Gray
OxyPure
SEARCH
HomeDepot.com
 
Gray
OxyPure
SEARCH
BestBuy.com
 
Gray
OxyPure
SEARCH
NuWave
 
Back to Top

NuWave OxyPure

Coway Airmega 400

Comments

  1. Comparison
 • Posted 3 hours ago

NuWave OxyPure vs Coway Airmega 400: Main Discussion

What do you think of these products? Let us know below.


Looking for a personalized buying advice from the RTINGS.com experts? Members have direct access to buying advice on our member forum.

See All Home Discussions
 Share
0 
PreviewBack to editorFormat guide
No comments yet, refresh to see new ones
We make money directly from you via Membership (which gives you access to extra features) and when you buy a product after clicking a link to a retailer. Learn more about how we work.
We buy our own products, just like you, mostly from the United States. When a product is discontinued or no longer popular, we sell the review units locally. See what products we currently have for sale.
© 2026 9298-5266 Quebec Inc. All Rights Reserved.