Especially compared to a central AC unit, window units don’t use very much electricity. A window AC requires on average 500 to 1,440 watts to run, while a central unit uses upwards of 3,500 watts.

You might see an EER (Energy Efficiency Ratio) number for your portable air conditioner, which measures the cooling ...

The best air conditioners efficiently and quietly cool your space. These are the best window and portable units for bedrooms, ...

To help you make an informed decision, we'll compare portable and window ACs and highlight their main features so you can decide what makes sense for you.

When it comes to portability, the window air conditioner is no match for the portable unit. Window air conditioners are meant to be installed and then kept in the same place.