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10 Best Window Ac Units 2025 in the United States

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Our Top Picks

#1

Winner

Midea 8,000 BTU Smart Inverter Air Conditioner Window Unit with Heat and Dehumidifier – Cools up to 350 Sq. Ft., Energy Star Rated, Quiet Operation, Electronic Controls, Remote Control, White

Rating
10.0
Chosen by1,231
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)
Noise Level

Most important from
17660 reviews

Cooling Capacity (BTU)
The unit keeps the room at a constant temperature while minimizing humidity, making it ideal for specialized spaces like a fish room.
Energy Efficiency Ratio (EER)
The energy efficiency is outstanding, with the unit pulling no more than 400 watts on both cooling and heating settings.
Noise Level
It is impressively quiet, even on its highest fan speed and turbo mode.
Installation and Size
Installation is straightforward and the unit fits well even in smaller windows, making it versatile for various window sizes.
Additional Features
The heating function won't work below 41°F, but it has been reliable for maintaining warmth in moderate conditions.

The Midea MAW08HV1CWT EasyCool Smart Inverter Air Conditioner Window Unit with Heat offers a versatile solution for year-round comfort. With an 8,000 BTU cooling capacity, it is suitable for rooms up to 350 square feet, making it a good option for medium-sized living spaces. The unit also features a supplemental heat function, providing warmth in cooler months when the outside temperature is above 41°F. This feature makes it more versatile than standard AC units which are only useful in summer.

The energy efficiency of this unit is notable, boasting an Energy Star certification and a SEER rating of 14.5. Its inverter technology allows it to save up to 35% on energy costs, which is a significant advantage for those looking to reduce electricity bills. Additionally, the noise level is impressively low at 45 dB, ensuring a quiet operation that won't disrupt daily activities or sleep. Installation is straightforward for double-hung windows with openings between 24 to 38.5 inches wide and at least 14.5 inches high. The unit comes with an installation kit, remote control, and is WiFi enabled for smart home compatibility, allowing users to control it via an app or voice assistants like Alexa and Google Assistant.

The unit is relatively heavy at 56 pounds, which might make installation a bit challenging for some users. The built-in dehumidifier and multiple operation modes (Cool, Heat, Fan, Dry, Auto) enhance its functionality. The washable filter is a practical feature for maintaining air quality and long-term performance. In summary, the Midea MAW08HV1CWT is an energy-efficient, quiet, and versatile window AC unit with heating capabilities, ideal for those seeking a multi-functional appliance for a mid-sized room.

Rating
10.0
Chosen by1,231
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)
Noise Level

Most important from
17660 reviews

Cooling Capacity (BTU)
The unit keeps the room at a constant temperature while minimizing humidity, making it ideal for specialized spaces like a fish room.
Energy Efficiency Ratio (EER)
The energy efficiency is outstanding, with the unit pulling no more than 400 watts on both cooling and heating settings.
Noise Level
It is impressively quiet, even on its highest fan speed and turbo mode.
Installation and Size
Installation is straightforward and the unit fits well even in smaller windows, making it versatile for various window sizes.
Additional Features
The heating function won't work below 41°F, but it has been reliable for maintaining warmth in moderate conditions.
#2

Midea 12,000 BTU Smart Inverter Air Conditioner Window Unit with Heat and Dehumidifier – Cools up to 550 Sq. Ft., Energy Star Rated, Quiet Operation, Electronic Controls, Remote Control, White

Rating
9.7
Cooling Capacity (BTU)
Energy Efficiency (EER/CEER)
Noise Level (dB)

Most important from
17660 reviews

Cooling Capacity (BTU)
The combination of powerful cooling capacity and whisper-quiet operation makes it ideal for larger rooms up to around 550 square feet.
Energy Efficiency (EER/CEER)
Energy-efficient inverter technology noticeably reduces electricity usage compared to conventional units, contributing to lower power bills.
Noise Level (dB)
Runs much quieter than traditional on/off window units, producing a gentle background fan noise without the typical buzzing sound.
Size and Fit
Installation requires some care, especially with the U-shaped design and fitting side blocking pieces, but the included hardware and instructions are helpful.
Controls and Features
Smart home integration is seamless, enabling true automation with Matter compatibility and easy pairing with Home Assistant for set-it-and-forget-it comfort.

The Midea 12,000 BTU Smart Inverter Air Conditioner is a solid choice for cooling large rooms up to about 550 square feet. Its inverter technology helps it cool quickly and more efficiently than many traditional window units, offering Energy Star certification and up to 35% energy savings, which can help reduce electricity bills. The unit also doubles as a heater and dehumidifier, making it useful across multiple seasons, although its heat function won’t work well in very cold weather (below 41°F). Noise-wise, it runs quietly at around 45 dB on low settings, which means it won’t disturb conversations or sleep, though at max speed it can reach 58 dB, which is moderate but still manageable.

The size fits common double-hung windows, but you’ll need to check your window measurements carefully to ensure proper installation. The air direction can be adjusted with a swing function, and there are three fan speeds plus five operating modes, giving good control over airflow and comfort. Maintenance is straightforward thanks to a washable filter accessible from the front. Controls are user-friendly with an LED display, remote control, and smart features including app and voice control via Alexa or Google Assistant, adding convenience.

One downside is the unit’s relatively heavy weight at 58 pounds, which might require some help during installation. Additionally, some users might find the heat function limited to milder cold conditions. For those seeking a versatile, efficient, and quiet window AC that covers both cooling and heating and integrates smart technology, this Midea model is a strong option to consider.

Rating
9.7
Cooling Capacity (BTU)
Energy Efficiency (EER/CEER)
Noise Level (dB)

Most important from
17660 reviews

Cooling Capacity (BTU)
The combination of powerful cooling capacity and whisper-quiet operation makes it ideal for larger rooms up to around 550 square feet.
Energy Efficiency (EER/CEER)
Energy-efficient inverter technology noticeably reduces electricity usage compared to conventional units, contributing to lower power bills.
Noise Level (dB)
Runs much quieter than traditional on/off window units, producing a gentle background fan noise without the typical buzzing sound.
Size and Fit
Installation requires some care, especially with the U-shaped design and fitting side blocking pieces, but the included hardware and instructions are helpful.
Controls and Features
Smart home integration is seamless, enabling true automation with Matter compatibility and easy pairing with Home Assistant for set-it-and-forget-it comfort.
#3

GE Profile ClearView Inverter Window Air Conditioner Unit, 12,200 BTU, Energy Efficient Cooling up to 550 sq ft., Ultra Quiet, SMART Home Capable, Includes Remote, White

Rating
9.4
Energy Efficiency Ratio (EER)
Noise Level
Installation and Size

Most important from
1322 reviews

Energy Efficiency Ratio (EER)
Energy efficiency is impressive, with savings of about $20 per month compared to older units.
Noise Level
This air conditioner is so silent that you have to double-check it's turned on.
Installation and Size
Installation is a breeze and takes about 40 minutes, even for one person.
Additional Features
The U-shaped design allows for unobstructed views and more natural light.

The GE Profile ClearView Inverter Window Air Conditioner Unit is a robust option with a cooling capacity of 12,200 BTU, suitable for spaces up to 550 square feet. Its inverter technology enhances energy efficiency, achieving a SEER rating of 12.1, and helps in saving energy while maintaining performance. The unit is remarkably quiet, operating at just 40 dB, making it one of the quieter options available, which is great for maintaining a peaceful environment at home.

The U-shaped design allows for an unobstructed view and greater natural light in the room, while the flexible depth feature ensures it fits a variety of window sizes securely. The built-in Wi-Fi and SmartHQ app enable remote control and monitoring, adding convenience for tech-savvy users. Additional features include a built-in pump for efficient water drainage, a filter reminder for easy maintenance, and compatibility with smart home systems like Amazon Alexa and Google Assistant.

However, the unit is relatively heavy at 75.8 pounds, which may make installation challenging for some users. It also occupies significant window space with dimensions of 28 x 19.63 x 12.75 inches. Despite these minor drawbacks, the GE Profile ClearView offers a high level of performance and smart features, making it a valuable addition to any home looking for efficient and quiet cooling solutions.

Rating
9.4
Energy Efficiency Ratio (EER)
Noise Level
Installation and Size

Most important from
1322 reviews

Energy Efficiency Ratio (EER)
Energy efficiency is impressive, with savings of about $20 per month compared to older units.
Noise Level
This air conditioner is so silent that you have to double-check it's turned on.
Installation and Size
Installation is a breeze and takes about 40 minutes, even for one person.
Additional Features
The U-shaped design allows for unobstructed views and more natural light.

Buying Guide for the Best Window Ac Units

When choosing a window air conditioning unit, it's key to think about your room size, comfort needs, and ease of use. The perfect AC will not only cool your space efficiently, but also fit your window and lifestyle. Understanding the important specifications will help you find a unit that matches your needs without getting overwhelmed by technical details.
Cooling Capacity (BTU)Cooling capacity, measured in BTUs (British Thermal Units), tells you how well the AC can lower the temperature in a space. This is vital because an underpowered unit won't cool your room, whereas an overpowered one may cool too quickly without removing humidity, making the air feel damp and clammy. Rooms up to 150 square feet generally need about 5,000 BTUs, medium rooms up to 350 square feet need 8,000–10,000 BTUs, and large spaces may need 12,000 BTUs or more. To pick the right one, measure your room and check the manufacturer's guide for recommended BTUs, adjusting for things like high ceilings, lots of sun, or if the room is a kitchen.
Energy Efficiency (EER/CEER)Energy efficiency, often shown as EER (Energy Efficiency Ratio) or CEER (Combined Energy Efficiency Ratio), tells you how much cooling you get per watt of electricity used. Higher numbers mean lower energy use and cheaper utility bills. Units are often divided into basic (low EER), medium (middle EER), and high efficiency (high EER/CEER). If you run your AC for many hours or care about energy costs, choosing a higher efficiency model is usually worth it in the long run. Look for units with Energy Star certification for the best energy savings.
Noise Level (dB)Noise level, measured in decibels (dB), is important if the AC will be installed in a bedroom, office, or living room. Quieter units are below 50 dB at their lowest setting, mid-range are 50–60 dB, and louder models are over 60 dB. If you are sensitive to sound or will sleep near the unit, look for a model with a lower dB rating. For daytime use in loud areas, a slightly higher noise level might not be a problem.
Size and FitSize and fit include the unit's dimensions, as well as the type of window it fits. This is crucial because window ACs must fit securely within your window frame to operate safely and effectively. Measure your window opening's width and height, and check that the AC unit's size matches. Some units fit only double-hung windows, while others can adapt to sliders or casement windows, so confirm compatibility before buying.
Air Direction and Fan SpeedsAir direction and fan speeds refer to how you can control where cooled air goes and at what speed it is delivered. Adjustable louvers and multiple fan speeds allow better control of your comfort. Basic units may offer only two or three fan speeds and fixed louvers, while more advanced models allow you to direct air more precisely and have several speed options. If you want customizable comfort or plan to cool a larger room, more control options can help avoid hot or cold spots.
Filter Type and MaintenanceThe filter type and how easy it is to clean matter for air quality and upkeep. Most window ACs have reusable, washable filters, while some have additional features like odor or allergen filters. Easy-to-remove filters make routine cleaning simpler. If you or someone in your household has allergies, consider a unit with a finer or specialty filter and plan for regular maintenance.
Controls and FeaturesControls and features refer to how you interact with the unit. Options range from simple manual knobs to remote controls, programmable timers, and even smart connectivity for control through a phone app or voice assistants. Basic models may only let you set the temperature and fan speed manually, while advanced units offer features like sleep mode, energy saver mode, or scheduling. Pick according to how much convenience and automation you want in your daily routine.

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