BENCHProject Farm index

Air & Water Quality

We Tested Every Air Purifier! One Clear Winner!

Mar 2026/21 min/14 products tested

Watch the test ↗

The verdict

  1. 1

    WINIX

    avg finish 1st (best average finish)

    “the Winix came out on top with the best average finish at first place”
    Buy on Amazon ↗
  2. 2

    Coway

    avg finish 2.3

    “The Coway and the Dyson tied for second place with an average finish of 2.3”
    Buy on Amazon ↗
  3. 2

    Dyson

    avg finish 2.3

    “The Coway and the Dyson tied for second place with an average finish of 2.3”
    Buy on Amazon ↗

Other picks

  • Also noted

    Levoit 300

    “if you're looking for a medium-size air purifier, I'd definitely go with the Levoit 300”
    Buy ↗
  • Also noted

    Levoit Mini

    “Out of the three compact air purifiers, the Levoit Mini is the best”
    Buy ↗

Everything tested 14

Links go to Todd's own Amazon listings with his affiliate tag intact — this site adds nothing and takes nothing.