Blueair Blue Pure 211i Max moves more air (CADR) and covers a larger room than Frigidaire FHAP2040A1.
Which purifier has higher CADR?
Blueair Blue Pure 211i Max has higher CADR (435 vs 227 CFM).
Which purifier is quieter?
Frigidaire FHAP2040A1 is quieter (20 vs 23 dB).
Which purifier covers a larger room?
Blueair Blue Pure 211i Max fits a larger room (about 674 vs 352 sq ft recommended from CADR).
Which purifier has better smart features?
Both list smart features (None vs None).
Which purifier has longer filter life?
Frigidaire FHAP2040A1 lists a replacement interval of 12 months; Blueair Blue Pure 211i Max does not.
Bottom line
Blueair Blue Pure 211i Max moves more air (CADR) and covers a larger room than Frigidaire FHAP2040A1.
| Metric | Blueair Blue Pure 211i Max | Frigidaire FHAP2040A1 |
|---|---|---|
| CADR (smoke) | 435 CFM | 227 CFM |
| Recommended room size | 674 sq ft | 352 sq ft |
| Claimed coverage | 3235 sq ft | 1685 sq ft |
| Noise | 23 dB | 20 dB |
| Filter type | HEPASilent | HEPA |
| Filter interval | — | 12 months |
| Smart features | None | None |