Blueair Blue Signature moves more air (CADR) and covers a larger room than Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier.
Which purifier has higher CADR?
Blueair Blue Signature has published CADR; Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier does not.
Which purifier is quieter?
Blueair Blue Signature lists a minimum of 23 dB; Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier has no published figure.
Which purifier covers a larger room?
Blueair Blue Signature is recommended for about 705 sq ft based on CADR.
Which purifier has better smart features?
Blueair Blue Signature lists Wi-Fi or app control; Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier does not.
Which purifier has longer filter life?
Blueair Blue Signature lists 179.99; Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier lists 3 HEPA filters, 1 pre-filter. Intervals are as published and are not converted to a single unit.
Bottom line
Blueair Blue Signature moves more air (CADR) and covers a larger room than Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier.
| Metric | Blueair Blue Signature | Honeywell Allergen Plus 3-in-1 HEPA Fan Air Purifier |
|---|---|---|
| CADR (smoke) | 455 CFM | — |
| Recommended room size | 705 sq ft | — |
| Claimed coverage | 3385 sq ft | 1928 sq ft |
| Noise | 23 dB | — |
| Filter type | HEPASilent | HEPA |
| Filter interval | 179.99 | 3 HEPA filters, 1 pre-filter |
| Smart features | None | None |
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