The best window AC units of 2026 are both powerful and energy-efficient. Our top five picks include quiet models from LG, ...

This portable air conditioner blew me away with the cooling power and energy efficiency to make any room comfortable.

The LG Dual Inverter became the first inverter-equipped window AC available in the U.S. back in 2018, and it was far quieter and more efficient than any of its predecessors. But it wasn’t long before ...

Until recently, those of us without central air had to choose between sweltering humidity and loud, cold-inducing frigidity every summer. But the latest window air conditioners are capable of cooling ...

LG’s Dual Inverter Wi-Fi-connected window air conditioner is quiet and super efficient, but LG needs to rethink its strategy of using the same app for every one of its smart appliances. LG’s Dual ...

This is the most feature-packed, energy-efficient portable AC I've used—and it runs quietly even on max.

These window and split ACs come with features such as dust and PM filters, dual inverter compressor and instant cooling ...