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10 Best Outdoor Air Conditioners 2025 in the United States

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Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

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Our Top Picks

#1

Winner

Midea 12,000 BTU U Shaped Smart Inverter Window Air Conditioner, Cools up to 550 Sq. Ft.,Ultra Quiet with Open Window Flexibility, Works with Alexa/Google Assistant, 35% Energy Savings, Remote Control

Rating
9.8
Chosen by1,284
Energy Efficiency Ratio (EER)
Noise Level
Installation and Maintenance

Most important from
7290 reviews

Energy Efficiency Ratio (EER)
Despite a slightly more involved installation process, the energy efficiency and reduced noise levels make it worth the effort.
Noise Level
The ultra-quiet operation is a game-changer, allowing you to enjoy a low-volume nature documentary without any disruption.
Installation and Maintenance
Installation is straightforward and comparable to assembling IKEA furniture, but having a level on hand is crucial for proper setup.

The Midea 12,000 BTU U Shaped Smart Inverter Window Air Conditioner is a robust option for cooling spaces up to 550 sq. ft. One of its standout features is its ultra-quiet operation, with noise levels as low as 32 dBA, making it 9 times quieter than traditional air conditioners, which is ideal for noise-sensitive environments. Additionally, it boasts significant energy savings, achieving over 35% efficiency compared to traditional units thanks to advanced DC Inverter technology, and it has earned the ENERGY STAR Most Efficient Certification.

The smart control capabilities, including compatibility with Alexa and Google Assistant, allow for flexible and convenient operation from anywhere using a smartphone app. The unit's unique U-shaped design not only aids in noise reduction but also allows for an open window while the air conditioner is installed, providing fresh air and maintaining a clear view.

Installation is relatively straightforward with a quick-snap bracket and secure sidearms, accommodating single-hung or double-hung windows of specific dimensions (22"-36" wide and 13.75" minimum height). However, it's important to note that despite its many features, this unit is primarily designed for window installation, which may limit portability compared to portable air conditioners. Additionally, while it is durable and weather-resistant to a degree, it may still require proper maintenance to ensure longevity. This air conditioner is ideal for homeowners or renters looking for a quiet, energy-efficient cooling solution with smart control features and flexible installation options.

Rating
9.8
Chosen by1,284
Energy Efficiency Ratio (EER)
Noise Level
Installation and Maintenance

Most important from
7290 reviews

Energy Efficiency Ratio (EER)
Despite a slightly more involved installation process, the energy efficiency and reduced noise levels make it worth the effort.
Noise Level
The ultra-quiet operation is a game-changer, allowing you to enjoy a low-volume nature documentary without any disruption.
Installation and Maintenance
Installation is straightforward and comparable to assembling IKEA furniture, but having a level on hand is crucial for proper setup.
#2

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

Rating
9.6
Energy Efficiency Ratio (EER)
Noise Level
Durability and Weather Resistance

Most important from
12691 reviews

Energy Efficiency Ratio (EER)
Energy consumption is minimal, even at maximum cooling and heating settings.
Noise Level
The unit is impressively quiet, you barely know it is on.
Durability and Weather Resistance
It works well even during extreme weather conditions, though the heating function has limitations below 41°F.
Installation and Maintenance
Installation is easy, fitting perfectly in standard windows without needing additional modifications.

The Midea MAW06R1CWT EasyCool Window Air Conditioner is a versatile unit designed for spaces up to 250 sq. ft. It offers a strong cooling capacity of 6,000 BTU, which is suitable for small to medium-sized rooms. Its energy efficiency ratio (EER) is quite impressive at 12.1, helping to save on electricity bills. The unit also features multiple modes, including cooling, fan, and dehumidifier, which add to its functionality and comfort.

Despite its power, it operates quietly at 52 dB, making it a good option for bedrooms or offices where noise sensitivity is a concern. The easy-to-use LED display and remote control enhance user convenience, allowing adjustments from across the room. Installation is straightforward with all necessary mounting accessories included, though a screwdriver is required. The unit is designed to fit most standard window frames, which adds to its convenience.

One potential drawback is that it's not Energy Star certified, which may be a consideration for those looking for top-tier energy efficiency. Additionally, it weighs 38.2 pounds, which might be slightly cumbersome during installation, especially for one person. The unit's durability and weather resistance are bolstered by its copper core material and general build quality, though it’s primarily designed for indoor use. This air conditioner comes with a reusable filter, making maintenance simple and cost-effective. Midea’s warranty of one year on parts and labor provides some peace of mind. In summary, the Midea MAW06R1CWT is a reliable and user-friendly window air conditioner with a good balance of cooling power, energy efficiency, and ease of use, though it lacks the Energy Star certification and might be slightly heavy for some users during installation.

Rating
9.6
Energy Efficiency Ratio (EER)
Noise Level
Durability and Weather Resistance

Most important from
12691 reviews

Energy Efficiency Ratio (EER)
Energy consumption is minimal, even at maximum cooling and heating settings.
Noise Level
The unit is impressively quiet, you barely know it is on.
Durability and Weather Resistance
It works well even during extreme weather conditions, though the heating function has limitations below 41°F.
Installation and Maintenance
Installation is easy, fitting perfectly in standard windows without needing additional modifications.
#3

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

Rating
9.5
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)
Noise Level

Most important from
12691 reviews

Cooling Capacity (BTU)
Despite claims, it is not quieter than an average 5,000 BTU air conditioner, though it still performs well at cooling small spaces.
Energy Efficiency Ratio (EER)
Energy consumption is impressively low, drawing no more than 400 watts on both cooling and heating settings.
Noise Level
Extremely quiet operation makes it barely noticeable when running.
Durability
Durable performance with minimal maintenance required, though regular cleaning of the air filter and condenser is recommended.
Installation and Maintenance
Simple installation process, fitting well even in smaller windows without the need for additional modifications.

The Midea 5,000 BTU EasyCool Small Window Air Conditioner is an excellent choice for cooling smaller spaces up to 150 square feet, such as bedrooms, small living rooms, or home offices. It offers several strengths, including a robust cooling capacity of 5,000 BTU, making it efficient for its size. This unit also boasts a good Energy Efficiency Ratio (EER) of 11.0, which helps keep energy costs low, making it a cost-effective option year-round. Additionally, it operates at a relatively quiet 57 dB, quieter than many household refrigerators, ensuring a peaceful environment.

The mechanical controls are straightforward and user-friendly, allowing you to easily set the temperature, time, and mode to your preference. Its reusable air filter is another practical feature, contributing to ease of maintenance and long-term cost savings. Installation is relatively easy, with all necessary mounting accessories included, although a screwdriver and potentially drilling pilot holes might be required. The unit's durability is supported by a copper core and a one-year parts and labor warranty, providing some peace of mind.

However, the device weighs 35.3 pounds, which might pose a challenge for some users when installing or moving it. While it’s effective for small spaces, its cooling capacity may be insufficient for larger rooms. Additionally, the window unit form factor might not be suitable for all window types or preferred aesthetics. The Midea 5,000 BTU EasyCool Small Window Air Conditioner is a solid, energy-efficient solution for small spaces that is easy to use and relatively quiet.

Rating
9.5
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)
Noise Level

Most important from
12691 reviews

Cooling Capacity (BTU)
Despite claims, it is not quieter than an average 5,000 BTU air conditioner, though it still performs well at cooling small spaces.
Energy Efficiency Ratio (EER)
Energy consumption is impressively low, drawing no more than 400 watts on both cooling and heating settings.
Noise Level
Extremely quiet operation makes it barely noticeable when running.
Durability
Durable performance with minimal maintenance required, though regular cleaning of the air filter and condenser is recommended.
Installation and Maintenance
Simple installation process, fitting well even in smaller windows without the need for additional modifications.

Buying Guide for the Best Outdoor Air Conditioners

Choosing the right outdoor air conditioner can significantly enhance your comfort during hot weather. It's important to consider various factors to ensure you select a model that meets your needs. Here are some key specifications to look at when making your decision.
Cooling Capacity (BTU)Cooling capacity, measured in British Thermal Units (BTU), indicates how much heat the air conditioner can remove from the air per hour. This is crucial because it determines the effectiveness of the unit in cooling your space. Generally, higher BTU ratings are suitable for larger areas. For small patios or balconies, a lower BTU rating (5,000-10,000 BTU) might be sufficient, while larger outdoor spaces may require a higher BTU rating (12,000-18,000 BTU). Consider the size of the area you need to cool to choose the appropriate BTU rating.
Energy Efficiency Ratio (EER)The Energy Efficiency Ratio (EER) measures the efficiency of the air conditioner. It is calculated by dividing the BTU rating by the power consumption in watts. A higher EER indicates a more efficient unit, which can save you money on energy bills. Look for units with an EER of 10 or higher for better efficiency. If you plan to use the air conditioner frequently, opting for a higher EER can be beneficial in the long run.
Noise LevelNoise level is an important consideration, especially for outdoor air conditioners, as you want to maintain a peaceful environment. Noise levels are measured in decibels (dB). Units with lower dB ratings are quieter. For a comfortable outdoor experience, look for air conditioners with noise levels below 60 dB. If you are sensitive to noise or plan to use the unit in a quiet neighborhood, prioritize models with lower noise levels.
PortabilityPortability refers to how easily you can move the air conditioner around. Portable units are beneficial if you need to cool different areas at different times or if you plan to store the unit during cooler months. Look for features like wheels and handles that make transportation easier. If you need flexibility in cooling various outdoor spaces, a portable air conditioner is a good choice.
DurabilityDurability is essential for outdoor air conditioners as they are exposed to various weather conditions. Look for units made with weather-resistant materials and features like rust-proof coatings. A durable air conditioner will last longer and require less maintenance. If you live in an area with harsh weather conditions, prioritize models with high durability.
Installation and MaintenanceConsider the ease of installation and maintenance when choosing an outdoor air conditioner. Some units require professional installation, while others can be set up easily by the user. Maintenance involves cleaning filters and checking for any issues regularly. Choose a model that offers straightforward installation and easy maintenance to ensure hassle-free operation.

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