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10 Best Windows Ac Units 2025 in the United States
#1
Winner
Amazon Basics 6000-BTU Window Air Conditioner, Up to 250 Sqf, Window AC Units with Cool and Fan Functions, Washable Filter, Adjustable Window Kit, Digital Temperature Display, Remote Control, White
The Amazon Basics 6000-BTU Window Air Conditioner is a solid choice for cooling rooms up to 250 square feet, such as bedrooms or home offices. Its 6000 BTU cooling capacity is well-suited for small to medium spaces, and the unit offers both cooling and fan-only modes, giving you flexibility depending on the weather. With 7 temperature settings and 2 fan speeds, you can customize comfort easily. It operates quietly at around 56 decibels, which means it won’t disturb sleep or work.
Rating
10.0
Chosen by1,333
Cooling Capacity (BTUs)
Energy Efficiency Ratio (EER)
Noise Level
Most important from
6757 reviews
#2
LG 18,000 BTU Window Air Conditioner with Heat, 230/208V, Cools 1,000 Sq.Ft. for Bedroom, Living Room, Basement, Apartment, with Remote, 2 Speeds, 24-Hour Timer, White
The LG 18,000 BTU Window Air Conditioner with Heat is a solid choice for anyone needing to cool or heat a medium to large room, up to about 1,000 square feet. Its cooling power is strong enough for bedrooms, living rooms, basements, or apartments. One of its biggest advantages is the built-in heater, which makes it a versatile unit for year-round use. You can easily switch between two fan speeds and heat or cool modes, allowing some customization for comfort. It comes with a convenient remote control and features like a 24-hour timer and an auto-restart after power outages, which add to ease of use.
Rating
9.4
Cooling Capacity (BTUs)
Energy Efficiency Ratio (EER)
Noise Level
Most important from
1359 reviews
#3
Amazon Basics 5000-BTU Small Window Air Conditioner, Up to 150 Sqf, Window AC Units with Cool and Fan Functions, Washable Filter, Adjustable Window Kit, Intuitive Mechanical Controls, White
The Amazon Basics Window Air Conditioner is a compact unit with a cooling capacity of 5000 BTUs, making it suitable for small rooms up to 150 square feet. This means it is ideal for bedrooms, small living rooms, or office spaces. One of its strengths is its 3-in-1 functionality, offering cooling, dehumidifying, and fan options, which can enhance comfort in different conditions.
Rating
9.4
Cooling Capacity (BTUs)
Noise Level
Installation and Size
Most important from
6757 reviews
Top 10 Best Windows Ac Units 2025 in the United States
#1
Winner
Amazon Basics 6000-BTU Window Air Conditioner, Up to 250 Sqf, Window AC Units with Cool and Fan Functions, Washable Filter, Adjustable Window Kit, Digital Temperature Display, Remote Control, White
Amazon Basics 6000-BTU Window Air Conditioner, Up to 250 Sqf, Window AC Units with Cool and Fan Functions, Washable Filter, Adjustable Window Kit, Digital Temperature Display, Remote Control, White
Cooling Capacity (BTUs): 6000 British Thermal Units
Noise Level: 56 decibels
Installation and Size: Window; fits 23-36 inch windows
Additional Features: 7 temps; 2 fan speeds; remote
Chosen by 1333 this week
LG 18,000 BTU Window Air Conditioner with Heat, 230/208V, Cools 1,000 Sq.Ft. for Bedroom, Living Room, Basement, Apartment, with Remote, 2 Speeds, 24-Hour Timer, White
LG 18,000 BTU Window Air Conditioner with Heat, 230/208V, Cools 1,000 Sq.Ft. for Bedroom, Living Room, Basement, Apartment, with Remote, 2 Speeds, 24-Hour Timer, White
Cooling Capacity (BTUs): 18000
Energy Efficiency Ratio (EER): 2.8
Noise Level: 61.7 dB
Installation and Size: 230/208V outlet; 30.5x25.5x16.8 in
Additional Features: Remote, timer, auto-restart, washable filter
Amazon Basics 5000-BTU Small Window Air Conditioner, Up to 150 Sqf, Window AC Units with Cool and Fan Functions, Washable Filter, Adjustable Window Kit, Intuitive Mechanical Controls, White
Amazon Basics 5000-BTU Small Window Air Conditioner, Up to 150 Sqf, Window AC Units with Cool and Fan Functions, Washable Filter, Adjustable Window Kit, Intuitive Mechanical Controls, White
Cooling Capacity (BTUs): 5000
Installation and Size: Window, 15.98 x 13.19 x 12.05
Additional Features: 3-in-1, Temp Control, Washable Filter
Midea 6,000 BTU Window Air Conditioner, 3-in-1 Cool/Fan/Dehumidifier Window AC Unit, Easycool Air Conditioner with Remote Control, Cools up to 250 Sq. Ft., Fits bedroom, study, office (2024 Upgrade)
Midea 6,000 BTU Window Air Conditioner, 3-in-1 Cool/Fan/Dehumidifier Window AC Unit, Easycool Air Conditioner with Remote Control, Cools up to 250 Sq. Ft., Fits bedroom, study, office (2024 Upgrade)
Cooling Capacity (BTUs): 6000 British Thermal Units
Noise Level: 52 dB
Installation and Size: Fits windows 23-36 inches; 13.1x15.98x12
Additional Features: Remote, Eco Mode, Dust Filter, Fast Cooling
LG 10000 BTU Window Air Conditioners [2023 New] Remote Control WiFi App Ultra-Quiet Washable Filter Cools 450Sq.Ft for Medium & Large Room AC Unit air conditioner Easy Install White LW1017ERSM1
LG 10000 BTU Window Air Conditioners [2023 New] Remote Control WiFi App Ultra-Quiet Washable Filter Cools 450Sq.Ft for Medium & Large Room AC Unit air conditioner Easy Install White LW1017ERSM1
Cooling Capacity (BTUs): 12000 British Thermal Units
Energy Efficiency Ratio (EER): 12
Noise Level: 52 dB
Installation and Size: 22.2"D x 23.6"W x 15"H
Additional Features: Remote, Filter Light, WiFi, Timer
Related Products
LG 8,000 BTU Window Air Conditioner, 115V, Cools 340 Sq.Ft. for Bedroom, Living Room, Apartment, Quiet Operation, Electronic Control with Remote, 3 Cooling & Fan Speeds, Auto Restart, White
LG 8,000 BTU Window Air Conditioner, 115V, Cools 340 Sq.Ft. for Bedroom, Living Room, Apartment, Quiet Operation, Electronic Control with Remote, 3 Cooling & Fan Speeds, Auto Restart, White
Cooling Capacity (BTUs): 8000
Noise Level: 53 dB
Installation and Size: 19.4"D x 19.6"W x 12.4"H
Additional Features: remote, 3 fan speeds, auto cool
Midea 5,000 BTU EasyCool Small Window Air Conditioner - Cool up to 150 Sq. Ft. with Easy-to-Use Mechanical Controls and Reusable Filter, Perfect for Small Bedroom, Living Room, Home Office
Midea 5,000 BTU EasyCool Small Window Air Conditioner - Cool up to 150 Sq. Ft. with Easy-to-Use Mechanical Controls and Reusable Filter, Perfect for Small Bedroom, Living Room, Home Office
Cooling Capacity (BTUs): 5000 British Thermal Units
Energy Efficiency Ratio (EER): 11.0
Noise Level: 57 dB
Installation and Size: Fits 23-36" wide, 13" high window
Additional Features: Dust filter, mechanical button controls
#10
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Buying Guide for the Best Windows Ac Units
Choosing the right window air conditioning unit can make a significant difference in your comfort during hot weather. The key is to find a unit that fits your specific needs, taking into account the size of the space you want to cool, energy efficiency, noise levels, and additional features that can enhance your experience. By understanding the key specifications, you can make an informed decision and select a unit that will keep you cool and comfortable.Cooling Capacity (BTUs)Cooling capacity, measured in British Thermal Units (BTUs), indicates how much heat the unit can remove from a room per hour. This is crucial because a unit with too low a BTU rating won't effectively cool the space, while one with too high a rating will cool the room too quickly without removing enough humidity, leading to a clammy feeling. To navigate this, consider the size of the room: for a small room (100-300 sq. ft.), 5,000-7,000 BTUs is sufficient; for a medium room (300-500 sq. ft.), 8,000-12,000 BTUs is ideal; and for a large room (500-800 sq. ft.), 14,000-18,000 BTUs may be necessary. Match the BTU rating to your room size for optimal comfort.
Energy Efficiency Ratio (EER)The Energy Efficiency Ratio (EER) measures the unit's cooling efficiency, calculated by dividing the BTUs by the power consumption in watts. A higher EER means the unit is more energy-efficient, which is important for reducing electricity bills and environmental impact. EER ratings typically range from 8 to 12. For the best efficiency, look for units with an EER of 10 or higher. If you use the AC frequently, investing in a higher EER unit can lead to significant savings over time.
Noise LevelNoise level, measured in decibels (dB), indicates how loud the unit will be when operating. This is important for maintaining a comfortable and quiet environment, especially in bedrooms or living areas. Noise levels for window AC units typically range from 50 to 70 dB. For a quieter experience, look for units with noise levels below 60 dB. Consider where you will place the unit and how sensitive you are to noise when making your choice.
Installation and SizeThe size and weight of the unit affect how easy it is to install and whether it will fit in your window. This is important to ensure a secure and proper fit, which impacts the unit's efficiency and safety. Measure your window dimensions and compare them to the unit's specifications. Smaller units are easier to install and handle, while larger units may require additional support or professional installation. Choose a unit that fits your window and can be installed securely.
Additional FeaturesAdditional features can enhance the functionality and convenience of the unit. Common features include remote controls, programmable timers, sleep modes, and energy-saving settings. These features are important for customizing your cooling experience and improving energy efficiency. Consider which features are most important to you: a remote control for convenience, a timer for scheduling, or energy-saving modes to reduce costs. Select a unit with features that match your lifestyle and preferences.