Inverter air conditioners operate in the middle ground between the on/off extremes of an old-school unit. According to Chris Regan, who heads CR’s air conditioner testing program, an inverter has a ...

If you want fresh, breezy air without the stress of window installation or aren’t lucky enough to have central air, a portable air conditioner can be a great solution. Think of them as A/C units on ...

We've spent the last several months testing window air conditioners and portable air conditioners and found that while window units cooled rooms faster, it wasn't that much faster. It's true that ...