For Small Rooms: General Electric 5,000 BTU 115-Volt
This 5,000-BTU window unit can cool a room up to 100 square feet and received 4.5 stars from Home Depot shoppers, who said it is a “perfect little air conditioner” and “worth its weight in gold.” Features include two cooling and two fan-only speeds, an adjustable thermostat, and an easy-mount window kit. Available at The Home Depot; $129.
For Small Rooms: Keystone KSTAW06B
This 6,000-BTU window unit cools rooms up to 250 square feet and received a 4.4-star rating from purchasers at Best Buy, who deemed it a “wonderfully inexpensive, functional product,” “quiet and lightweight,” and “great for apartment life.” Among its many features are an energy-saver and sleep mode, easy-clean filter with a check-filter alert, adjustable airflow direction, timer, and window installation kit. Available on Amazon; $210.
For Medium-Size Rooms: Frigidaire FFRE0833S1
This 8,000-BTU window air conditioner cools rooms up to 350 square feet and received 4 stars from Lowe's shoppers, who cited its high quality, durability, ease of installation, and quiet operation. The unit boasts three fan speeds, remote control, a special sleep mode, 24-hour on/off timer, and a clean-filter alert. Available on Amazon; $250.
For Medium-Size Rooms: LG LW8016ER
This 8,000-BTU LG unit was cited as the “best window air conditioner for a medium room” by Consumer Search, which awarded it 4 stars and praised its ease of installation, “efficient cooling performance,” “quiet operation,” and “variety of features.” Along with the typical features, LG's patented Gold Fin anticorrosion coating provides a protective shield so the unit lasts longer. Available on Amazon; $310.
For Medium-Size Rooms: General Electric AEL08LV
This 8,000-BTU window air conditioner cools rooms from 300 to 350 square feet, earning 4.2 stars from Walmart purchasers, who called the unit “impressive,” “great and powerful,” and “an excellent value.” The unit is Energy Star-compliant and features three cooling and three fan speeds, an energy-saver option, four-way louvers, remote control, 24-hour on/off timer, and an easy-mount window installation kit. Available at The Home Depot; $239.
For Large Rooms: Frigidaire FFRE1033S1
This 10,000-BTU model is suitable for rooms ranging from 350 to 650 square feet and was rated a Best Buy among large air conditioners by Consumer Reports, which noted its "excellent cooling performance" and its ability to "recover well under brownout conditions." The unit offers a digital display, built-in timer, auto-fan speed (which selects a speed based on the room's temperature), energy-saver mode, dirty-filter indicator, remote control, and up/down louver control. Available on Amazon; $370.
For Large Rooms: SPT WA-1222S
The SPT 12,000-BTU, Energy Star-rated window air conditioner received a top ranking of 4.5 stars for large room models on Amazon.com, where users called it “very easy to install,” “quiet enough to hear the TV,” and “even better than expected.” The unit features three fan speeds, a temperature range from 62 to 86 degrees F, remote control, timer, adjustable vents, digital display, and a washable filter. Available on Amazon; $342.
For Large Rooms: Frigidaire FFRE2533S2
This mammoth 25,000-BTU unit is powerful enough to cool a 1,600-square-foot room or even an entire small home, earning it a Best Option designation from Window-AirConditioners.org, which found it to be "the most powerful A/C we have reviewed.” The Energy Star-rated unit incorporates some of the most technologically advanced features on the market, including digital controls, a special antibacterial air filter, and a remote control that acts as a mobile thermostat. Available on Amazon; $699.
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