Blueair - Blue Pure 311i Max 1,800 Sq. Ft Smart HEPASilent Air Purifier - White/Seabed
Customers are saying
Customers frequently mention the Blue Pure 311i Max 1,800 Sq. Ft Smart HEPASilent Air Purifier's quiet noise level on its lowest setting and its ability to accurately measure air quality. Many appreciate its overall performance on any setting, sleek design, and ease of use. The washable fabric prefilter, convenient size, user-friendly app, and multiple fan speed options are also well-received features.
Most awarded air purifier brand in the US*
Blueair’s #1 selling air purifier line; Blue family’s new Pure Max series with our proprietary HEPASilent performance now even better with up to 83% faster cleaning and 50% less noise.†
Let’s clear the air quieter
Quiet Mark certified (23-50dB); Cleans 387 sq. ft medium rooms in about 12.5 min or up to 929 sq. ft medium space in 30 min, on high.
Let’s clear the air faster
HEPASilent dual filtration technology delivers more clean air faster and uses less noise and energy than HEPA filtration alone.‡
Let’s clear the air better
Removes at least 99.97% of tiny airborne particles like viruses and smoke down to 0.1 microns, and captures pet dander, pollen, mold allergen and dust; carbon filter traps light household odors from smoking, pets and cooking.§
Let’s clear the air smarter
Smart Air Purifier app enabled and voice control available; Features include Clean Air ETA, Welcome Home and RealTrack filter monitoring tells you more accurately when to replace within 9 months.
*Based on a survey of over 50 awards, accolades, and recommendations issued by independent consumer associations, media publications and industry competitions from 1/1/22-1/31/23, for products sold in the US by top 10 air purifier brands, NPD Group, Small Appliances, U.S. sales dollars 1/1–12/31/22.
†Comparing pollen CADR on high fan speed (Blue Pure 411a Max & 411i Max vs. Blue 411 Auto), other units may vary. Based on AHAM maximum allowable certified rating which may vary from the AHAM seal claimed valued. Noise refers to the dB(A) difference in acoustic power.
‡When similar CADR was measured, Blueair models with mechanical and electrostatic filtration achieved less noise with less energy than same models with only H13 HEPA mechanical filtration.
§Tested PM 2.5 (0.1 - 2.5 microns) up to 90min in a 30m3 room. Tested to remove min. 99.9% of S. aureus, K. pneumoniae, P. aeruginosa, MS2, E.Coli, H1N1, A.Niger.
- Recommended Room Size388 square feetApp CompatibleYesWireless ConnectivityBluetooth, Wi-FiAir Quality Indicator Light(s)YesFilter TypeHEPA, Electrostatic, Activated carbonClean Air Delivery Rate (CADR)250 cubic feet per minute
Reviews
Rating 4.8 out of 5 stars with 260 reviews
- Noise Level (99)
- Air Quality (87)
- Overall Performance (40)
- Design (23)
- Ease of use (21)
- WiFi Connectivity (3)
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
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| Pros for Blueair - Blue Pure 311i Max 1,800 Sq. Ft Smart HEPASilent Air Purifier - White/Seabed | |||
|---|---|---|---|
| Noise Level, Air Quality, Overall Performance, Ease of use, Design | There were no pros for this product— | Noise Level, Overall Performance, Air Quality, Ease of Use, Filter | Air Quality, Noise Level, Overall Performance, Ease of use, Size |
| Cons for Blueair - Blue Pure 311i Max 1,800 Sq. Ft Smart HEPASilent Air Purifier - White/Seabed | |||
| WiFi Connectivity | There were no cons for this product— | There were no cons for this product— | Filter Life, Coverage Area |































































