Portable air conditioner units offer something different to your regular ACs. They're small, movable, and require such little installation that they're even renter ...

Some air cons will specify the size of the room they're best designed for, but as a guide, for a small bedroom, you'll need one that is 2.0–2.5kW. Check out our portable air conditioner buying guide ...

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.

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.

Winter may be here, but there are still good reasons to have an air conditioner, especially if you grab something that can also heat a room ... as well as portable air conditioners that don ...