The best portable air conditioners keep rooms cool and offer a degree of air filtration. We test for cooling ability, noise, and energy efficiency.

Portable air conditioners account for almost 20 percent of the room air conditioner market, but our lab tests reveal that they deliver only mediocre performance. In fact, not a single model earns ...

Jon has first-hand experience testing home energy products such as portable power stations ... you probably wish you could take the air conditioning to the woods with you. Now you can -- and ...

Having the best portable air conditioner in your home is a must-have for hot summer days and nights. But one of the most common mistakes everyone makes with portable air conditioners is putting ...

Luckily, pretty much all the big air conditioner brands are putting out a huge selection, so you can find some budget-friendly options, as well as portable air conditioners that don’t require a ...

Looking to beat the heat without breaking the bank? Here are the top portable air conditioners, tested by CNET's experts. Laboratory Technical Project Manager Gianmarco Chumbe has been part of the ...