Best Large Room Air Purifier 2024 Best. During lab testing, blueair outperformed the competition clearing smoke and particles from the air faster and. In our latest lab tests, blueair's 311i+ max was the best at capturing the full range of contaminants floating through the air in a typical home.

Cnet’s pick for best overall air purifier goes to the blueair blue pure 311i max. We’ve tested over 70 air purifiers in our des moines, iowa lab and for up to six months at home, including large room air purifiers.