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

This isn't an all-weather, cold-climate heat pump -- it can operate in temperatures ranging from 50 to 104 degrees Fahrenheit ...

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

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 ...

At 27 inches in height and 17 inches in width, it’s not exactly small ... portable air conditioners while powerful are not meant to cover large areas or rooms. They work best for single room ...

Of course, ACs aren’t exactly cheap, especially if you can’t really install one of the split units that are out there, which is why portable ... room. This is considered a smart air conditioner.

I test all portable air conditioners in the same 550-square-foot room. I run them on high for two hours and compare before-and-after temperature readings to see how well they cool the room.

That's why we're looking at the best portable air conditioner systems rather than permanent installations: these are great at delivering super-cool air when you need it, and they're small enough ...

The condensation your AC builds up after running on a hot day can be a pain with most portable units, but DREO has found an innovative solution.

A portable air conditioner makes sense in certain spaces where a little extra cooling is needed but a central air conditioner doesn't make sense, like in a studio apartment or a small room.