The best air purifier for 2025

Engadget has been testing and reviewing consumer tech since 2004. Our stories may include affiliate links; if you buy something through a link, we may earn a commission. Read more about how we evaluate products . We’ve tested over a dozen air purifiers that range from $150 to $1,200 — but the most effective method for getting the green light from our air quality monitors is completely free: opening the windows. Of course, seasonal allergies, frightful weather and wildfires mean letting the outside air in is not always possible. That makes air purifiers your second best option. With fans and multi-layered filters, these simple machines can clear up odors, cooking emissions, dust particles, smoke, pet dander and more. We performed simple at-home tests to compare different models and compared the features and design of well-reviewed models to help you find the best air purifier for your home. Table of contents Best air purifiers for 2025 Photo by Amy Skorheim / Engadget Best air purif ... Read full article.