Blueair Blue Pure 211i Max Smart HEPA Air Purifier
🔥 #38 in Air Purifiers · New Best smart HEPA purifier for large, premium-conscious homes
Blueair Blue Pure 211i Max Smart HEPA Air Purifier
BLUEAIR 3.6
#38
in Air Purifiers
$349 →
As of Jul 8, 2026
AI-estimated. See how we score. How we score Affiliate link — we may earn a commission
01 / Spec
Top features
FiltrationTrue HEPA (HEPASilent) + activated carbon
CadrApproximately 310–330 (estimated from room-size claims)
Rated Room CoverageUp to 3,235 sq ft (674 sq ft in 12.5 min)
The Blueair Blue Pure 211i Max is a premium True HEPA + activated carbon air purifier designed for large spaces. It cleans 3,235 sq ft per hour (674 sq ft in 12.5 minutes) with a 360° air intake and HEPASilent dual-stage filtration that captures dust, pollen, wildfire smoke, pet dander, and mold. Smart features include PM2.5 air-quality sensors, WiFi app control, auto fan adjustment, and scheduling. Operates at quiet levels ideal for bedrooms and living rooms. Scandinavian minimalist design blends into modern homes. Filter costs run high (~$80–100 per year for proprietary Blueair filters) and energy consumption is moderate. Best for allergy/asthma sufferers and pet owners willing to pay premium pricing for Blueair's brand heritage and smart convenience.
02 / Signals
Why it's hot
Premium smart HEPA for large rooms—trusted brand, quiet, app-controlled auto mode.
- Value for money 47
- Review rating & velocity 89
- Community sentiment 93
- Brand reputation 100
- Search heat 84
- Est. return & defect rate 88
03 / Verdict
Pros & cons
Pros
- True HEPA + activated carbon dual-stage filtration
- Powerful CADR for rooms up to 3,235 sq ft
- Quiet operation across fan speeds, sleep mode available
- Built-in PM2.5 sensor with true auto mode
- App control + scheduling + remote monitoring
- Scandinavian design, 360° air intake, modern aesthetic
Cons
- High upfront cost ($349 new, ~$187–250 used)
- Proprietary filters are expensive (~$80–100/year)
- Not best value compared to LEVOIT/Winix alternatives
- Moderate power consumption for premium segment
- App connectivity requires WiFi setup
- Limited offline scheduling without app
FiltrationTrue HEPA (HEPASilent) + activated carbon
CadrApproximately 310–330 (estimated from room-size claims)
Rated Room CoverageUp to 3,235 sq ft (674 sq ft in 12.5 min)
Filter TypeProprietary Blueair HEPASilent dual-stage
Filter Running Cost~$80–100 per year
Noise Range DbEstimated 24–55 dB (low to high fan)
Smart FeaturesPM2.5 sensor, auto mode, WiFi app, scheduling
Power DrawEstimated 45–90 watts (typical for size)
Dimensions14.4" W × 22.7" H × 14.4" D, 16 lbs
Ozone Safe CarbYes, no ozone emissions
05 / Your take
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05 / Compare
Compare the best alternative
One useful head-to-head in Air Purifiers, with the rows most likely to separate the contenders.
Open full comparison → 
LEVOIT Vital 100S-P HEPA Air Purifier — Smart WiFi, Air Quality Sensor
Coverage & CADR
310+ CADR, up to 3,235 sq ft Largest coverage CADR 230, covers up to ~500 sq ft effectively
Filter Running Cost
Moderate watts, expensive proprietary filters ~50 W typical, filters ~$30–$40, 6–8 month life
Smart Features
PM2.5 sensor, auto mode, full app + scheduling PM2.5 sensor, auto mode, app, scheduling, sleep mode
06 / Rivals
Compare with
07 / Variations
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08 / Browse
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