I also looked at the window sizes each air conditioner would fit. Most will fit windows 27 to 36 inches wide. Cooling: I set up a digital thermometer on the opposite side of a 650-square-foot room ...

Using a digital thermometer placed on the other side of the 550-square-foot testing ... The least energy-efficient window air conditioner I tested still uses less power than the most efficient ...

measure the height and width of the window’s opening. The air conditioner you purchase should have at least 2 inches of wiggle room on either side of the housing so the unit’s baffles can be ...

With temperatures on the rise, a portable air conditioner can help you stay cool — and one model has more than 32,000 five-star reviews on Amazon.

Predicted brand reliability scores are based on the likelihood of newly purchased window air conditioners experiencing a problem, adjusted for extended warranty or service contract status and ...

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 ...