Best Air Purifiers Wirecutter 2024. At 50 pounds, the coway airmega prox is by far the heaviest air purifier in this roundup, but it also provides the best performance. Alen breathesmart 75i air purifier » jump to review ↓.

The best air purifiers can remove particulate matter (the main pollutant in wildfire smoke), bacteria, dust, industrial emissions, mold, odor, pet dander, pollen, viruses, and. Whether you worry about everyday dust and pollen or more.