Store star ratings run high (most products average above 4.3), so they count less than written reviews.
Blue Pure 211i Max








Blue Pure 211i Max
| CADR | 410 CFM (clean air delivery rate) |
|---|---|
| Connectivity | Wi-Fi, Alexa voice control |
| Fan Speeds | 4 (including auto, night, and 4 speeds) |
| Filter Type | Washable pre-filter and changeable color pre-filter (sold separately) |
| Maximum Room Area | 3,048 sq ft (940 m²) |
| Noise Level | 23 dB (low), 53 dB (max) |
About this item
- Cleans up to 3,048 sq ft in 60 minutes with HEPA Silent technology and real-time air quality monitoring via app.
- HEPA Silent technology captures 99.97% of airborne particles down to 0.1 micron for superior air purity
- Cleans up to 3,048 sq ft in 60 minutes, efficiently managing large spaces
- RealTrack filter monitoring uses usage and pollution data to predict filter replacement, reducing maintenance
- Wi-Fi connectivity and voice assistant control via Alexa for convenient app-based management
- Quiet operation with adjustable brightness and night mode for user comfort
How it scores
Good · likely 5.7 to 8.0 · low confidence
From 2,255 store ratings.
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By what matters
By source
Out of 10. Each source is weighted by how reliable it is, how much data it has and how recent it is; sponsored videos count half, and the brand’s own videos don’t count. How the score works
Reviews and videos
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Compare with similar items
This itemBlue Pure 211i Max | Bundle: Sans Air + Mini | Sans Air Purifier Mini | Blue Pure 311i Max | PuroAir 240 HEPA Air Purifier | |
|---|---|---|---|---|---|
| Customer rating | Highest rated | Highest rated | |||
| Price | $349.99 | $469.98 | $199.99 Lowest price | $229.99 | $199.99 Lowest price |
| Doorprice Score | 6.8Doorprice Score | 8.0Doorprice Score Best score | 8.0Doorprice Score Best score | 6.8Doorprice Score | — |
| Sold by | Blueair | Sans | Sans | Blueair | PuroAir |
| See details | See details | See details | See details | See details |
Product description
The Blueair Blue Pure 211i Max smart air purifier is designed for large homes and open living spaces. With powerful airflow and HEPASilent filtration, it captures 99.97% of airborne particles including dust, pollen, pet dander, and smoke, helping improve indoor air quality. Capable of cleaning up to 3,235 square feet in one hour, the Blue Pure 211i Max is ideal for large living rooms, open floor plans, apartments, and homes with pets or allergy concerns.
From the seller’s listing.









