BLUEAIR Blue Pure 311i Max moves more air (CADR) and covers a larger room than Winix 5500-2.
Which purifier has higher CADR?
BLUEAIR Blue Pure 311i Max has higher CADR (365 vs 243 CFM).
Which purifier is quieter?
BLUEAIR Blue Pure 311i Max is quieter (23 vs 27 dB).
Which purifier covers a larger room?
BLUEAIR Blue Pure 311i Max fits a larger room (about 566 vs 377 sq ft recommended from CADR).
Which purifier has better smart features?
BLUEAIR Blue Pure 311i Max lists Wi-Fi or app control; Winix 5500-2 does not.
Which purifier has longer filter life?
BLUEAIR Blue Pure 311i Max lists a replacement interval of 9 months; Winix 5500-2 does not.
Bottom line
BLUEAIR Blue Pure 311i Max moves more air (CADR) and covers a larger room than Winix 5500-2.
| Metric | BLUEAIR Blue Pure 311i Max | Winix 5500-2 |
|---|---|---|
| CADR (smoke) | 365 CFM | 243 CFM |
| Recommended room size | 566 sq ft | 377 sq ft |
| Claimed coverage | 2107 sq ft | — |
| Noise | 23 dB | 27 dB |
| Filter type | HEPASilent | True HEPA + PlasmaWave |
| Filter interval | 9 months | — |
| Smart features | None | auto mode, air-quality sensor |