Our experts say these portable AC units from brands like DeLonghi and Honeywell are worth buying. They're movable and keep ...

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

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 ...

I was not happy from day one with the 4000 BTU room air conditioner. Knobs were so hard to turn I had to use pliers. The filter was impossible to put back in after cleaning it. I broke one and was ...

An overly warm bedroom can make sleep difficult, sometimes even impossible. Of course, for those of us with air conditioning, keeping a bedroom cool is easily solved by turning down your thermostat.

A standard window air conditioner costs an average of $19 to $55 per month. The typical master bedroom is 224 square feet and would need a unit with 8,000 – 10,000 BTUs. An air conditioner this ...

Window air conditioners don't fit in my bedroom window, but the Midea Duo does. In my tests, it was among the best at cooling, runs quietly, and features a user-friendly app, earning it the top ...

Our best budget portable air conditioner is designed for rooms up to 250 square feet but cooled the 550-square-foot testing room by more than 2 degrees in the two-hour testing period. That's ...