Best Air Conditioner Reviews – Consumer Reports Reviews

Window Air Conditioners (75)

Top-scoring air conditioners are energy-efficient and relatively quiet, and our ratings rank models by overall performance within size groups.

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Recommended Window Air Conditioners

Window Air Conditioners Ratings

Portable Air Conditioners (10)

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.

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Recommended Portable Air Conditioners

Portable Air Conditioners Ratings

Mini-Splits (10)

The best units can cool a room quickly and maintain that temperature over long periods. We also measured heating capabilities, energy efficiency, and ease of use.

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Recommended Mini-Splits

Mini-Splits Ratings

All Ratings

Air Conditioners Buying Guide

If central air conditioning isn’t an option, room air conditioners can be an inexpensive and energy-efficient alternative for cooling one or two rooms.The average household spends 13 percent of its annual utility bill on cooling, according to Energy Star. So it’s important to choose the right unit. An air conditioner that's too small will struggle to cool a room. One that's too big cools so...