Medify Air MA-40 moves more air (CADR) and covers a larger room than PuroAir 240.
Which purifier has higher CADR?
Medify Air MA-40 has published CADR; PuroAir 240 does not.
Which purifier is quieter?
PuroAir 240 is quieter (24 vs 46 dB).
Which purifier covers a larger room?
Medify Air MA-40 is recommended for about 589 sq ft based on CADR.
Which purifier has better smart features?
Neither lists Wi-Fi or app control in our sources.
Which purifier has longer filter life?
Medify Air MA-40 lists a replacement interval of 4-5 months; PuroAir 240 does not.
Bottom line
Medify Air MA-40 moves more air (CADR) and covers a larger room than PuroAir 240.
| Metric | Medify Air MA-40 | PuroAir 240 |
|---|---|---|
| CADR (smoke) | 380 CFM | — |
| Recommended room size | 589 sq ft | — |
| Claimed coverage | 1793 sq ft | — |
| Noise | 46 dB | 24 dB |
| Filter type | HEPA H14 | HEPA |
| Filter interval | 4-5 months | — |
| Smart features | None | None |