Our verdict
Pick the Winix T810 if running cost matters. Pick the Winix 5520 if your room is larger.
The central trade-off
Rated room size. Winix 5520 Air Purifier: 1,882 square feet; Winix T810 Air Purifier: 410 square feet.
Power draw. Winix T810 Air Purifier: 45 watts; Winix 5520 Air Purifier: 50 watts.
Filters. Winix T810 Air Purifier: HEPA.
Filters. Winix 5520 Air Purifier: HEPA.
Side by side
| Specification | Winix T810 Air Purifier | Winix 5520 Air Purifier |
|---|---|---|
| Rated room size | 410 square feet | 1,882 sq ft |
| Smoke CADR | Not stated by the maker | Not stated by the maker |
| CADR | Not stated by the maker | Not stated by the maker |
| Quietest setting | Not stated by the maker | Not stated by the maker |
| Noise | 23.8 db | 27 db |
| Power draw | 45 watts | 50 watts |
| Filters | HEPA | HEPA |
| Warranty | Not stated by the maker | Not stated by the maker |
Values are the makers' published specifications. "Not stated" means the maker doesn't publish it.