These top-rated models are made to cool 100- to 250-square-foot rooms and rate well for low noise indoors. These window air conditioners produce about 5,000 Btu of energy.

Of the 32 recommended models in our window air conditioner ratings, 24 use inverter technology. Here are some of the pros and cons of this technology.

We tested nine units in a humid Florida home to find the best portable air conditioners of 2025. Here are the models we recommend considering for any size space.