| Specification | Winix AM90 | Coway Airmega 400 |
|---|---|---|
| General | ||
| Number Of Cleaning Stages | 4 | 4 |
| Number Of Air Filters | 3 | 1 |
| Filtered Or Filterless | Filtered | Filtered |
| Noise Level | 27 | 22 |
| Features | ||
| Others | 360sq ft Room Capacity, Amazon Alexa and Dash Replenishment Enabled | True HEPA Air Purifier with Smart Technology, Covers 1,560 sq. ft, Eco Mdoe |
| Remove | airborne pollutants; dust mites, pet dander, pollen and other allergens as small as 0. 3 microns | Bacteria, Dust, Mold, Odors, Particulates, Pollen, Viruses |
| Timer | ||
| Hepa Filter | ||
| Portable | ||
| Physical | ||
| Weight (lbs) | 16.5 | 24.7 |
| Lenth (inch) | 15.1 | 14.8 |
| Height (inch) | 23.5 | 22.8 |
| Width (inch) | 8.7 | 14.8 |
| Cadr (clean Air Delivery Rate) | ||
| Smoke (cfm) | 230 | 350 |
| Pollen (cfm) | 240 | 400 |
| Dust (cfm) | 233 | 350 |