BLUEAIR Blue Pure 311i Max vs Shark BreatheClear Smart Air Purifier

BLUEAIR Blue Pure 311i Max moves more air (CADR) and covers a larger room than Shark BreatheClear Smart Air Purifier.

Which purifier has higher CADR?

BLUEAIR Blue Pure 311i Max has published CADR; Shark BreatheClear Smart Air Purifier does not.

Which purifier is quieter?

BLUEAIR Blue Pure 311i Max lists a minimum of 23 dB; Shark BreatheClear Smart Air Purifier has no published figure.

Which purifier covers a larger room?

BLUEAIR Blue Pure 311i Max is recommended for about 566 sq ft based on CADR.

Which purifier has better smart features?

BLUEAIR Blue Pure 311i Max lists Wi-Fi or app control; Shark BreatheClear Smart Air Purifier does not.

Which purifier has longer filter life?

BLUEAIR Blue Pure 311i Max lists 9 months; Shark BreatheClear Smart Air Purifier lists up to 6 years. Intervals are as published and are not converted to a single unit.

Bottom line

BLUEAIR Blue Pure 311i Max moves more air (CADR) and covers a larger room than Shark BreatheClear Smart Air Purifier.

MetricBLUEAIR Blue Pure 311i MaxShark BreatheClear Smart Air Purifier
CADR (smoke)365 CFM
Recommended room size566 sq ft
Claimed coverage2107 sq ft750 sq ft
Noise23 dB
Filter typeHEPASilentHEPA-exceeding
Filter interval9 monthsup to 6 years
Smart featuresNoneNone

Related comparisons

Methodology