Choose Blueair Blue Pure 211i Max for higher CADR and larger-room coverage and Wi-Fi or app control. Choose Dreo DR-HAP008 if you want lower noise.
Which purifier has higher CADR?
The Blueair Blue Pure 211i Max has a smoke CADR of 435 CFM versus 115 CFM for the Dreo DR-HAP008, a difference of 278%.
Which purifier is quieter?
Dreo DR-HAP008 is quieter (18 vs 23 dB).
Which purifier covers a larger room?
Blueair Blue Pure 211i Max fits a larger room (about 674 vs 178 sq ft recommended from CADR).
Which purifier has better smart features?
Blueair Blue Pure 211i Max lists Wi-Fi or app control; Dreo DR-HAP008 does not.
Which purifier has better filtration?
Blueair Blue Pure 211i Max lists HEPASilent; Dreo DR-HAP008 lists HEPA.
Bottom line
Choose Blueair Blue Pure 211i Max for higher CADR and larger-room coverage and Wi-Fi or app control. Choose Dreo DR-HAP008 if you want lower noise.
| Metric | Blueair Blue Pure 211i Max | Dreo DR-HAP008 | Difference / Winner |
|---|---|---|---|
| Smoke CADR | 435 CFM | 115 CFM | Blueair Blue Pure 211i Max (+278%) |
| Recommended room size | 674 sq ft | 178 sq ft | Blueair Blue Pure 211i Max (+279%) |
| Manufacturer claimed coverage | 3235 sq ft | 856 sq ft | — |
| Minimum noise | 23 dB | 18 dB | Dreo DR-HAP008 |
| Filter type | HEPASilent | HEPA | — |
| Power | 46 W | — | — |
| Wi-Fi / app | Yes | No | — |
| Dimensions | 22.7 × 14.4 × 14.4 in | 23.4 × 23.4 × 36.1 cm | — |
| Weight | 16.2 lb | 5.57 lb | — |