Coway Airmega 400S vs Coway Airmega Mighty2
Side-by-side comparison based on published product information. Check Amazon for current price and availability.
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We compare published manufacturer specifications, manuals, support policies, and relevant public guidance. We do not present unpublished laboratory or in-home measurements as our own testing.
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Use the feature table below to match published specifications to your room, filtration, and noise requirements. We do not assign an overall score without retained independent test evidence.
Coway Airmega Mighty2
Coway
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Feature comparison
| Feature | Coway Airmega 400S | Coway Airmega Mighty2 |
|---|---|---|
| CADR | 328 / 328 / 400 CFM (Smoke / Dust / Pollen) | 240 / 242 / 249 CFM (Smoke / Dust / Pollen) |
| Coverage | 1,560 sq ft (2 ACH); 3,120 sq ft (1 ACH) | 1,800 sq ft (1 ACH) |
| Noise level | 22-52 dB(A) | 19-50 dB |
| Power | 66 W | 56 W |
| Filter type | 2 washable pre-filters + Max2 filter set (activated carbon + HEPA) | Washable pre-filter + Max2 filter (activated carbon + HEPA) |
| Filter life | Max2 filter set 1 year; pre-filters washable | Max2 filter 1 year; pre-filter washable |
| Warranty | 1 year (parts); 5 years (motor and electronic parts) | 1 year (parts); 3 years (motor and electronic parts) |
| Dimensions | 14.8 x 22.8 x 14.8 in (W x H x D) | 16.9 x 17.9 x 9.3 in (W x H x D) |
| Weight | 24.7 lbs | 15.2 lbs |