These ACs from Frigidaire, GE, LG, and Midea can keep things cool and quiet while you sleep U-shaped air conditioners like this Midea can run quieter because they use your window to block out noise.

Portable air conditioners sound like an easy solution for cooling a room that can't accommodate a window air conditioner, but many are returned by unhappy customers. So Consumer Reports tested 8 from ...

Portable air conditioners sound like an easy solution for cooling a room that can't accommodate a window air conditioner. But many are returned by unhappy customers. So Consumer Reports tested to see ...