Like most window units, installing the LG takes up a significant portion of a window. And once it’s installed, that window can no longer be used until it’s removed. If you choose to install it with a ...

We've rounded up the best Prime Day air conditioner deals on our favorite portable and window units. Shop these models now ...

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, large spaces, and more.

LG Dual Inverter Smart Window Air Conditioner. Now 14% Off. $549 $474 at Amazon. $579 at Lowe's $570 at Wayfair. Pros. Multi-speed compressor conserves energy; Quiet operation; Comes ready with ...

Midea U Inverter Window Air Conditioner . $724 at Amazon. Credit: Midea. Our pros love Midea's U-shaped window AC.

Quietest Pick: Dreo Ultra Quiet Inverter Window Air Conditioner, $319.99 with ticked coupon (Orig. $399.99) Amazon. Dreo Ultra Quiet Inverter Window Air Conditioner.

Easiest to Install: Midea U Inverter Window Air Conditioner. Most Portable: SereneLife 10,000 BTU Portable 3-in-1 Air Conditioner. Best for Desktops: KUUOTE Personal Space Air Cooler.

LG Dual Inverter Smart Window Air Conditioner $401.16 ($469.99) - Cools up to 450 sq. ft., Ultra quiet operation with up to 25% more energy savings. Frigidaire Window Air Conditioner $239 (was $269) ...

The Midea U Inverter Window Air Conditioner ($469) is nine-times quieter than the average window AC unit, which makes it perfect for households with small children — or adults who like to nap.