The 10 best air conditioners for 2021

It’s the middle of summer and while some places have cooled off since their heatwave started, there’s still plenty of summer time to enjoy (or escape). It seems like it takes forever to acclimate to the ever-changing climatic temperatures, especially since we’ve been indoors for a year.

We’ve rounded up some of the best performing window air conditioning units on the market today. Their cooling capacity ranges from 150 to 1,560 square feet. If you are a DIY enthusiast, most units come with window kits for easy installation. These air conditioners are perfect for all budgets, especially if you need multiple units for your home. Most importantly, they are energy efficient and have timers so you can set it and forget it.

Associated guides:

GE 14,000 BTU Smart Window Air Conditioner

GE smart air conditioner 14,000 BTU

The GE Smart Window Air Conditioner is a 14,000 BTU unit with 3 cooling settings, 3 fan speeds and an airflow of 280 cubic feet per minute. The ENERGY STAR certified air conditioner is equipped with a standby mode and a timer, and has an energy efficiency ratio of 11.4. The remote controlled air conditioner works with Amazon Alexa, Apple HomeKit and Google Assistant thanks to its wireless connectivity capabilities. It comes with a window mounting kit and is recommended for rooms up to 700 square feet.

LG 12,000 BTU Window Smart (Wi-Fi) Air Conditioner with Remote Control

Wifi air conditioner

LG Smart Window Air Conditioner uses LG ThinQ technology and Wi-Fi to control your air conditioner using your phone, Amazon Alexa or Hey Google. This ENERGY STAR certified unit can cool up to 550 square feet and saves energy. LG Smart Window Air Conditioner has 3 cooling settings, 3 fan speeds and a 24 hour timer. The 4-way air deflector directs airflow where you need it most. You can use it as an air conditioner, dehumidifier or as a fan. There is a filter check light and the unit includes a window installation kit.

Frigidaire 8,000 BTU Window Air Conditioner with 3,500 BTU Heater and Remote Control

Frigidaire Window Air Conditioner

The Frigidaire window air conditioner has an 8,000 BTU cooling and 3,500 BTU heating option to keep you comfortable all year round. The unit is equipped with 3 fan speeds, mesh filter, remote control and built-in timer. It will refresh up to 350 square feet of living space. SpaceWise adjustable side panels fit most windows.

GE 6000 BTU Window Air Conditioner

GE air conditioner

Cool up to 250 square feet with the 6,000 BTU air conditioner. This GE window air conditioner features a 24 hour preset timer, 3 fan speeds, 3 cooling speeds, two-way air control and remote control. The energy efficiency ratio is 11.4 and it can deliver an airflow of 175 cubic feet per minute.

GE 24,000 BTU Window Air Conditioner

GE Window Air Conditioner

The new Turbo Cool feature will cool a room up to 1,500 square feet quickly and efficiently, maximizing comfort – or choose to use all 3 fan speeds and 3 cooling settings. Connect with the SmartHQ app using your voice to monitor, schedule or control your smart air conditioner from anywhere. It is also compatible with Amazon Alexa and Google Assistant. The 24,000 BTU cooling capacity is ideal for very large rooms and features an energy-saving mode that automatically turns off the fan and compressor. The GE air conditioner includes a remote control, filter cleaning reminder, and an EZ Mount window installation kit.

Frigidaire 10,000 BTU Cool Connect Smart Window Air Conditioner with WiFi Control

Frigidaire smart air conditioner

The sleek, modern design is suitable for any type of interior decorating and will cool up to 450 square feet. The Frigidaire unit is Wi-Fi enabled and connects to your device with the Frigidaire Smart app. Use the app to turn the device on or off, change the temperature, and adjust the fan speed. The air conditioner is 10,000 BTU, has an energy efficiency ratio of 12.0 and is ENERGY STAR certified.

Fridigaire Gallery 8,000 BTU Window Air Conditioner

Frigidaire Gallery Air Conditioner

This window air conditioner is ENERGY STAR certified, has a certified energy efficiency report of 12.0 and can cool up to 350 square feet. It has a dehumidification rate of 1.7 pounds per hour, 3 air speeds, and 4-way directional airflow. You can control the air conditioner via Wi-Fi Assistant Smart Connectivity or with the remote control.

GE 5,050 BTU Window Air Conditioner

GE Window Air Conditioner

Freshen up a 150 square foot office or den with this 5,050 BTU window air conditioner. It has 3 cooling settings, 3 fan speeds and an airflow of 135 cubic feet per minute. You can operate it with the remote control, program it with a timer and direct the airflow with the 2-way lever. It includes an energy efficiency ratio of 11.4 and comes with a window mounting kit.

LG 15,000 BTU Window Air Conditioner

LG 15000 BTU air conditioner

The LG window air conditioner has 15,000 BTUs that will cool a room up to 700 square feet, which would be ideal for a small apartment. There are 3 fan speed settings, 4 way airflow deflection, and you can use the remote control to adjust the temperatures and fan speed. A window mounting kit is included with this ENERGY STAR qualified unit and has an energy efficiency ratio of 11.8.

LG 24,500 BTU Window Air Conditioner with Remote

LG 24500 BTU Air Conditioner

The LG Window Air Conditioner is perfect for cooling any medium to large room up to 1,560 square feet. It is an ENERGY STAR certified unit that has 3 cooling speeds, 3 fan speeds and a 24 hour timer. The 4-way air deflection allows airflow to be directed where it is needed most, whether for cooling, dehumidification or air circulation. It includes remote control, easy window installation kit, washable filter and filter check alert.

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