Blueair
Blue Pure 311
Based on 23 Reddit mentions
$399.99
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Most discussed features
Sentiment summary across the product areas Reddit users mention most.
Reddit mentions
Original Reddit posts and comments behind this analysis.
Noob questions on what to get for wildfire smoke.
I'd recommend something like Coway 1512hh or a Blueair 311iMax. I've got both and a few sensors that show they work well for wildfire smoke the Coway I've had for many years and it's still running like new.
Tych-0 in r/AirPurifiers
July 20, 2025 7:43 PM
1
Looking for a recommendation for air purifier for our apartment.
"Blue Pure 311i Max" by Blueair was my first and only purchase and I feel like I struck gold. After reading great accounts last year of people successfully mitigating the forest fire smoke the crept in their homes from California forest fires - I decided to try one out. It runs on auto, is silent, h
...teetuh in r/AirPurifiers
September 18, 2025 8:02 AM
1
Best Air Purifier on Amazon?
I just pulled up the 8 reviews on Consumer Reports. If you look at the 8 reviews the ones that are all bad are primarily due to how much they filter on the lowest setting. That's a pretty awful standard to use because some machines have a few levels of fan speeds. Most good reviews have a minimum DB
...Ashamed-Status-9668 in r/AirQuality
October 8, 2025 11:39 AM
1
Purifier turns off after a couple minutes whenever I set the speed to 3??
My 311i Max just recently started the same thing! Probably about a week ago I noticed it. I leave my fan on 3 most of the time, and for well over a year it’s been fine. No issues. I love the blueair brand. All of a sudden, it is doing exactly what you said. After a few minutes, machine shuts off com
...ConclusionOne6651 in r/Blueair
April 19, 2025 1:33 AM
1