Choose Honeywell HPA125B for lower noise. Choose Winix 5520 if you want Wi-Fi or app control.
Which purifier has higher CADR?
The Honeywell HPA125B has a smoke CADR of 250 CFM versus 252 CFM for the Winix 5520, a difference of 1%.
Which purifier is quieter?
Honeywell HPA125B is quieter (21 vs 40 dB).
Which purifier covers a larger room?
Winix 5520 fits a larger room (about 391 vs 388 sq ft recommended from CADR).
Which purifier has better smart features?
Winix 5520 lists Wi-Fi or app control; Honeywell HPA125B does not.
Which purifier has better filtration?
Honeywell HPA125B lists HEPA; Winix 5520 lists True HEPA, AOC™ Carbon.
Bottom line
Choose Honeywell HPA125B for lower noise. Choose Winix 5520 if you want Wi-Fi or app control.
| Metric | Honeywell HPA125B | Winix 5520 | Difference / Winner |
|---|---|---|---|
| Smoke CADR | 250 CFM | 252 CFM | Winix 5520 (+1%) |
| Recommended room size | 388 sq ft | 391 sq ft | Winix 5520 (+1%) |
| Manufacturer claimed coverage | 530 sq ft | 1882 sq ft | — |
| Minimum noise | 21 dB | 40 dB | Honeywell HPA125B |
| Filter type | HEPA | True HEPA, AOC™ Carbon | — |
| Power | — | 50 W | — |
| Wi-Fi / app | No | Yes | — |
| Dimensions | — | 13.59 × 8.27 × 22.17 in | — |
| Weight | 2.1 lb | 13.3 lb | — |