Home › Air Purifiers › Alen BreatheSmart 75i vs Blueair Blue Pure 311i Max
Alen BreatheSmart 75i vs Blueair Blue Pure 311i Max
Alen's $750 model meets Blueair's $250 model. We tally wins category by category, then call a verdict.
Our recommendation
The Blueair Blue Pure 311i Max wins outright, better on more specs and cheaper by $500.
Alen BreatheSmart 75i: 2 category wins Blueair Blue Pure 311i Max: 5 category wins
Side by side
Alen BreatheSmart 75i
$750
Blueair Blue Pure 311i Max
$250
CADR
347 CFMWin
250 CFM
Coverage
84 m²Win
35 m²
Noise (low)
25 dB
23 dBWin
Noise (high)
55 dB
51 dBWin
True HEPA
Yes
Yes
Activated carbon
Yes
Yes
Smart app
Yes
Yes
Voice control
No
YesWin
Filter cost / yr
130 USD
60 USDWin
Dimensions
47 × 22 × 67 cm
25 × 25 × 42 cm
Weight
12.7 kg
3.5 kgWin
Alen BreatheSmart 75i
A large-room smart purifier with swappable HEPA filters and laser-driven auto air-quality control.
Blueair Blue Pure 311i Max
A compact, quiet Swedish purifier with HEPASilent tech and smart auto for medium rooms.
More head-to-heads in your inbox
A weekly comparison and the deals worth knowing about. Unsubscribe anytime.
Wire NEWSLETTER.formAction in src/config.ts to enable submissions.
As an Amazon Associate HomeGodmother earns from qualifying purchases.