But those with sensitive ears might want to upgrade to the more expensive, but quieter Haier Serenity Series ESAQ408P.

The LG LW8016ER is the window AC you should probably get, especially if it s for an office, den, or other room where you won t be sleeping.

As far as nitpicks go, the LW8016ER had the most cumbersome installation of all the window units we tested, but really, it s not that much tougher to install than other window ACs—they re all heavy and don t vary much in this respect.

The most obvious case where a portable is a good option is for people who live in a basement apartment, where the windows are usually too short to install a window AC and the air is too humid to get comfy with just a fan or DIY cooler.

Most important, it s a bit quieter than most units, and is one of the easier models to install and uninstall and roll from room to room, even on carpet.

We found its controls and remote to be simple and intuitive, and the machine is less of an eyesore than most others.

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