Choose Blueair Blue Pure 211i Max for higher CADR and larger-room coverage, lower noise, and Wi-Fi or app control.
Which purifier has higher CADR?
The Blueair Blue Pure 211i Max has a smoke CADR of 435 CFM versus 233 CFM for the Coway AP-1512HH, a difference of 87%.
Which purifier is quieter?
Blueair Blue Pure 211i Max is quieter (23 vs 24 dB).
Which purifier covers a larger room?
Blueair Blue Pure 211i Max fits a larger room (about 674 vs 361 sq ft recommended from CADR).
Which purifier has better smart features?
Blueair Blue Pure 211i Max lists Wi-Fi or app control; Coway AP-1512HH does not.
Which purifier has better filtration?
Blueair Blue Pure 211i Max lists HEPASilent; Coway AP-1512HH lists HEPA.
Bottom line
Choose Blueair Blue Pure 211i Max for higher CADR and larger-room coverage, lower noise, and Wi-Fi or app control.
| Metric | Blueair Blue Pure 211i Max | Coway AP-1512HH | Difference / Winner |
|---|---|---|---|
| Smoke CADR | 435 CFM | 233 CFM | Blueair Blue Pure 211i Max (+87%) |
| Recommended room size | 674 sq ft | 361 sq ft | Blueair Blue Pure 211i Max (+87%) |
| Manufacturer claimed coverage | 3235 sq ft | 1748 sq ft | — |
| Minimum noise | 23 dB | 24 dB | Blueair Blue Pure 211i Max |
| Filter type | HEPASilent | HEPA | — |
| Replacement interval | — | 6 months for deodorization filter, 1 year for HEPA filter | — |
| Power | 46 W | 77 W | — |
| Wi-Fi / app | Yes | No | — |
| Dimensions | 22.7 × 14.4 × 14.4 in | 16.8 × 18.3 × 9.6 in | — |
| Weight | 16.2 lb | 12.3 lb | — |