Stay cool when the weather heats up. Window air conditioners are more affordable than ever—and more efficient.
View our ratings and reviews and browse our buying guide to find the best air conditioners.
Top-scoring air conditioners are energy-efficient and relatively quiet, and our ratings rank models by overall performance within size groups.
Consumer Reports tests the "comfort" level of portable air conditioners based on how a model cooled a room sized for the particular unit (on its low fan setting) and how accurate it came to meeting the temperature set point.
. . .Find great products that shine in our tests, for less
The right thermostat and a few changes in your habits can help cut your home’s cooling costs
Top choices for small, midsized, and large rooms from Frigidaire, LG, Midea, and more
What's floating in your home's air could be harmful to your health. Here's how to keep your place clean—and safe.
Don't sweat the cost of a new AC unit with these sale prices