Here's how to tell whether to go with a window a/c, portable unit, a ductless mini-spit, an evaporative cooler—or a combo of several.

Window a/c's typically use EER, while central air conditioning systems use both EER and SEER. Ductless air conditioners, or mini-splits, are known for their high SEER rating.

To keep our guide to the best smart window air conditioners up to date, I've been testing window air conditioners for the past five years.

5 best portable air conditioners for summer in UAE, for 2024 Freestanding mobile air conditioners are small units that spot cool any indoor area ...

AD editors shared the best portable and window air conditioners on Amazon that keep their spaces cool. Plus, find more bestsellers to combat intense summer heat ...

We have collected a selection of air conditioners — from affordable budget options to premium models with a wide range of features — to make your choice as easy and informed as possible. And which air ...

From cleaning coils to changing the air filter, here are six air conditioner maintenance tips to keep yours in good working condition for years to come.

Ahh, summer, a time of vacations at the beach or mountains—and sky-high electricity bills as your air conditioner labors against the heat and humidity.

About 39 million Americans don't use AC. While many can't afford it or don't need it, some have other reasons for giving it up.

Shop early Prime Day deals on portable and personal air conditioners. Stay cool with top picks from Black+Decker, Whynter, SereneLife and more.