Blueair Blue Pure 211i Max moves more air (CADR) and covers a larger room than Membrane Solutions MSA3.
Which purifier has higher CADR?
Blueair Blue Pure 211i Max has higher CADR (435 vs 112 CFM).
Which purifier is quieter?
Membrane Solutions MSA3 is quieter (22 vs 23 dB).
Which purifier covers a larger room?
Blueair Blue Pure 211i Max fits a larger room (about 674 vs 174 sq ft recommended from CADR).
Which purifier has better smart features?
Blueair Blue Pure 211i Max lists Wi-Fi or app control; Membrane Solutions MSA3 does not.
Which purifier has longer filter life?
Membrane Solutions MSA3 lists a replacement interval of 3-6 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 Membrane Solutions MSA3.
| Metric | Blueair Blue Pure 211i Max | Membrane Solutions MSA3 |
|---|---|---|
| CADR (smoke) | 435 CFM | 112 CFM |
| Recommended room size | 674 sq ft | 174 sq ft |
| Claimed coverage | 3235 sq ft | 1590 sq ft |
| Noise | 23 dB | 22 dB |
| Filter type | HEPASilent | HEPA |
| Filter interval | — | 3-6 months |
| Smart features | None | None |