So our first and best advice is to buy a window unit, which can be both cheaper and more effective at cooling a room. In our portable air conditioner tests, we measure how long it takes a unit to ...

eliminating the need to buy a separate window unit for each space. A note about using a portable AC during wildfires: Many portable air conditioners have some degree of filtration to combat poor ...

Need an easy and budget-friendly way to stay cool? Consider a portable air conditioner. These are the best ones we’ve tested. Laboratory Technical Project Manager Gianmarco Chumbe has been part ...