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

Large rooms require an air conditioner with enough Btu ... a window that will accommodate it, I always recommend a window unit over a portable model. If that's not an option, however, the LG ...

Save 69 percent (yes, you read that correctly) on another model from Whynter, the slightly less powerful 11,000 BTU Portable Air Conditioner. Featuring advanced self-evaporating technology and four ...