| Specification | Winix 5500-2 | Blueair Blue 311 Auto |
|---|---|---|
| General | ||
| Number Of Cleaning Stages | 3 | |
| Number Of Air Filters | 3 | 1 |
| Filtered Or Filterless | Filtered | Filtered |
| Noise Level | 27.8 | 23 |
| Features | ||
| Others | CADR rated for 360 square feet room size | Large Room up to 1862sqft in 60 min |
| Remove | Bacteria, Dust, Mold, Odors, Particulates, Pollen, Viruses | Removes 99.99% of pollen, helping reduce allergens and pollutants that trigger allergy and asthma symptoms |
| Timer | ||
| Hepa Filter | ||
| Portable | ||
| Physical | ||
| Weight (lbs) | 15.4 | 11.35 |
| Lenth (inch) | 7.8 | 10.2 |
| Height (inch) | 23.6 | 10.2 |
| Width (inch) | 14.9 | 20.5 |
| Cadr (clean Air Delivery Rate) | ||
| Smoke (cfm) | 232 | 250 |
| Pollen (cfm) | 232 | 244 |
| Dust (cfm) | 232 | 250 |