Blueair Blue Pure 311i Max, air purifier

Blueair Blue Pure 311i Max - 32 W And 23-50 dB

Published on 09/22/2026 at 04:41 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

Blueair Blue Pure 311i Max uses HEPASilent technology and lists 32 W plus 23-50 dB. Pricing lands at $189.99 as of 09/22/2026.

Fotorealistische Studioansicht von Luftreiniger in neutraler Produktdarstellung — Fotorealistische Studioaufnahme von Luftreiniger zum Thema Blueair Blue Pure 311i, klare Lichtfuehrung, Illustration mit AI erstellt.

Blueair Blue Pure 311i Max is a smart air purifier with HEPASilent technology, a 7.8 lb weight, and a 19 x 12.5 x 12.5-inch footprint. Blueair lists it for rooms up to 439 ft² and gives it a 4.8 ACH rating.Blueair product specifications

Performance And Size

The purifier's CADR is listed as 365 cfm for pollen, 314 cfm for dust, and 283 cfm for smoke. Blueair also says the unit has one filter and speed settings for 1, 2, 3, Auto, and Night.

Best Buy lists the Blueair Blue Pure 311i Max as a smart purifier with Bluetooth and Wi-Fi, a 388 square foot recommended room size, and a CADR of 250 cubic feet per minute.Best Buy product listing

What Blueair Says

Blueair says the purifier removes 99.97% of tiny airborne particles down to 0.1 microns and uses 32 W during operation. The same page lists a sound level of 23-50 dB and a recommended room size of 439 ft².

Direct from the Manufacturer

Blue Pure 311i Max at Blueair

Technical details, filtration claims, and app features sit on the official model page.

Open Model Page

Price And Position

Best Buy lists the Blueair Blue Pure 311i Max at $189.99 and shows a comparable value price of $229.99. That puts the model below the Blueair site price and within the midrange air purifier shelf.

The same Best Buy listing says the unit is sold by Best Buy and includes app-enabled controls plus voice control. Blueair's official page adds RealTrack filter tracking and app scheduling.

Bottom Line For Buyers

Blueair Blue Pure 311i Max fits U.S. shoppers who want a compact smart purifier with room-size ratings, app controls, and published CADR figures. The model's 7.8 lb weight and 19-inch height make it a set-and-move unit for bedrooms and medium rooms, not a whole-home machine.