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10 Best Quiet Window Ac 2025 in the United States

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Our Top Picks

#1

Winner

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
9.9
Chosen by1,100
Noise Level
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)

Most important from
16753 reviews

Noise Level
The air conditioner operates so quietly that it is barely noticeable even when running at higher settings.
Cooling Capacity (BTU)
This unit delivers powerful cooling immediately and maintains excellent energy efficiency, often using half the power of comparable inverter models.
Energy Efficiency Ratio (EER)
This unit delivers powerful cooling immediately and maintains excellent energy efficiency, often using half the power of comparable inverter models.
Size and Installation
Installation may require effort due to the unit's size and weight, and the product may trip GFI outlets at startup, necessitating a dedicated circuit for stable operation.
Additional Features
The dry mode lacks precise temperature or humidity control, sometimes cooling the room beyond the set temperature without user adjustment options.

The Midea 12,000 BTU Smart Inverter Window Air Conditioner is designed for rooms up to 550 square feet, making it a strong choice for larger bedrooms or living spaces. It offers solid cooling power combined with heating and dehumidifying functions, providing comfort through multiple seasons. One of its standout features is the quiet operation, running at about 45-58 dB depending on settings, which means it won't be distracting during work, relaxation, or sleep.

Thanks to its inverter compressor and Energy Star certification, it delivers good energy efficiency with up to 35% savings compared to standard units. The unit is easy to control via a remote, on-device buttons, or smart home apps with voice assistant support, adding convenience. Installation is typical for window units, fitting double-hung windows with specific size requirements, and it includes a washable filter to keep performance steady.

While the noise level is low, some users might still notice it when on higher settings. Also, the heating feature won't work in very cold outdoor temperatures (below 41°F), which limits its use as a heater in colder climates. The size and weight (58 pounds) mean installation might require some effort or assistance. This model is well-suited for those needing a quiet, efficient window AC with added heat and smart features, especially in mild to warm climates.

Rating
9.9
Chosen by1,100
Noise Level
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)

Most important from
16753 reviews

Noise Level
The air conditioner operates so quietly that it is barely noticeable even when running at higher settings.
Cooling Capacity (BTU)
This unit delivers powerful cooling immediately and maintains excellent energy efficiency, often using half the power of comparable inverter models.
Energy Efficiency Ratio (EER)
This unit delivers powerful cooling immediately and maintains excellent energy efficiency, often using half the power of comparable inverter models.
Size and Installation
Installation may require effort due to the unit's size and weight, and the product may trip GFI outlets at startup, necessitating a dedicated circuit for stable operation.
Additional Features
The dry mode lacks precise temperature or humidity control, sometimes cooling the room beyond the set temperature without user adjustment options.
#2

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
9.8
Noise Level
Energy Efficiency Ratio (EER)
Size and Installation

Most important from
16753 reviews

Noise Level
The unit operates extremely quietly, often going unnoticed even on the highest fan speed and turbo mode.
Energy Efficiency Ratio (EER)
Energy consumption remains impressively low, with cooling and heating modes rarely exceeding 400 watts, thanks to the inverter heat pump technology.
Size and Installation
Installation is straightforward and fits snugly in smaller windows, even as narrow as 17 inches, making it versatile for various room sizes.
Additional Features
A recent software update introduced a defrost cycle, allowing the unit to function well below 40°F, though firmware differences can affect this capability.

The Midea 8,000 BTU Smart Inverter Window Air Conditioner is a solid choice for cooling rooms up to 350 square feet, making it suitable for medium-sized bedrooms or living spaces. It stands out with a quiet operation at about 45 decibels, which means it won’t disturb conversations, work calls, or sleep. With its inverter technology, it runs efficiently and can save up to 35% on energy compared to standard units, backed by its Energy Star rating and a SEER of 14.5.

Besides cooling, it also offers heating and dehumidifying functions, adding versatility for year-round comfort, although the heating works best when the outdoor temperature is above 41°F. The unit is user-friendly, featuring multiple modes, an LED display, remote control, and smart home compatibility via WiFi, Alexa, and Google Assistant, making it easy to adjust settings from anywhere. Installation fits most double-hung windows within specific size limits, but the lower sash must open enough to accommodate the unit’s height. Its footprint is fairly compact for a window AC with heat.

This Midea model provides a versatile, energy-saving option for those seeking a quiet air conditioner with heating capabilities, especially in moderately sized rooms. The warranty period is limited to one year.

Rating
9.8
Noise Level
Energy Efficiency Ratio (EER)
Size and Installation

Most important from
16753 reviews

Noise Level
The unit operates extremely quietly, often going unnoticed even on the highest fan speed and turbo mode.
Energy Efficiency Ratio (EER)
Energy consumption remains impressively low, with cooling and heating modes rarely exceeding 400 watts, thanks to the inverter heat pump technology.
Size and Installation
Installation is straightforward and fits snugly in smaller windows, even as narrow as 17 inches, making it versatile for various room sizes.
Additional Features
A recent software update introduced a defrost cycle, allowing the unit to function well below 40°F, though firmware differences can affect this capability.
#3

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)

Rating
9.7
Noise Level
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)

Most important from
16753 reviews

Noise Level
The unit operates with remarkable quietness, making it almost unnoticeable when running, especially compared to other brands.
Cooling Capacity (BTU)
It delivers cold air quickly and efficiently, providing reliable cooling for small rooms at a very reasonable price.
Energy Efficiency Ratio (EER)
Energy efficiency stands out with this model running at roughly half the power consumption of comparable inverter units while maintaining strong cooling performance.
Size and Installation
The internal sealing of the unit can be problematic, allowing outside air infiltration that diminishes heating efficiency and can worsen indoor humidity levels.
Additional Features
A major limitation was the initial lack of a defrost cycle, preventing operation below 41°F, but a later firmware update enabled effective defrosting, extending usability in colder weather.

The Midea 6,000 BTU Window Air Conditioner is a good choice for cooling small rooms up to about 250 square feet, such as bedrooms, home offices, or studies. It offers three useful modes: cooling, fan-only, and dehumidifying, which adds flexibility depending on the weather or your comfort needs. One of its strengths is its relatively quiet operation—at 52 decibels on the low setting, it’s quieter than many window units, making it suitable for bedrooms or study areas where noise can be distracting. The unit comes with a remote control and an easy-to-read LED display, making it convenient to adjust settings without getting up.

Installation is straightforward for anyone familiar with basic DIY, fitting standard windows between 23 and 36 inches wide, although you will need a screwdriver and possibly to drill pilot holes for a secure fit. In terms of energy use, while the unit doesn’t have Energy Star certification, it has a SEER rating of 12.1 and includes energy-saving features like an Eco mode and a programmable timer, which can help reduce electricity bills. The washable air filter is a nice touch for keeping dust and pet hair out of the air, adding to indoor air quality.

The cooling capacity is modest, so it won’t be effective in larger rooms or very hot climates. Also, the noise level, while low, may still be noticeable to users extremely sensitive to sound. The unit is fairly compact and light for a window AC, but you’ll want to check your window frame size carefully before buying. The one-year warranty is standard but somewhat limited. This Midea model is well-suited for those looking for a quiet, versatile, and budget-friendly cooling option for smaller spaces.

Rating
9.7
Noise Level
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)

Most important from
16753 reviews

Noise Level
The unit operates with remarkable quietness, making it almost unnoticeable when running, especially compared to other brands.
Cooling Capacity (BTU)
It delivers cold air quickly and efficiently, providing reliable cooling for small rooms at a very reasonable price.
Energy Efficiency Ratio (EER)
Energy efficiency stands out with this model running at roughly half the power consumption of comparable inverter units while maintaining strong cooling performance.
Size and Installation
The internal sealing of the unit can be problematic, allowing outside air infiltration that diminishes heating efficiency and can worsen indoor humidity levels.
Additional Features
A major limitation was the initial lack of a defrost cycle, preventing operation below 41°F, but a later firmware update enabled effective defrosting, extending usability in colder weather.

Buying Guide for the Best Quiet Window Ac

Choosing the right window air conditioner (AC) can make a significant difference in your comfort, especially during hot weather. A quiet window AC is particularly important if you plan to use it in a bedroom, office, or any other space where noise can be a distraction. To find the best fit for you, it's essential to understand the key specifications and how they align with your needs. Here are the main specs to consider when selecting a quiet window AC.
Noise LevelThe noise level of a window AC is measured in decibels (dB). This spec is crucial if you want a quiet environment. Generally, a noise level below 50 dB is considered quiet. For comparison, a normal conversation is about 60 dB. If you need the AC for a bedroom or a study, aim for a model with a noise level of 40-50 dB. For living rooms or kitchens, a slightly higher noise level might be acceptable.
Cooling Capacity (BTU)Cooling capacity is measured in British Thermal Units (BTU) and indicates how much heat the AC can remove from a room per hour. This is important because an AC with too low a BTU won't cool the room effectively, while one with too high a BTU will cycle on and off too frequently, wasting energy. For small rooms (up to 150 square feet), 5,000-6,000 BTU is sufficient. Medium rooms (150-300 square feet) need 7,000-8,000 BTU, and large rooms (300-450 square feet) require 10,000-12,000 BTU. Choose the BTU based on the size of the room you want to cool.
Energy Efficiency Ratio (EER)The Energy Efficiency Ratio (EER) measures how efficiently the AC uses energy. A higher EER means better energy efficiency, which is important for reducing electricity bills and environmental impact. Look for an EER of 10 or higher for good efficiency. If you plan to use the AC frequently, investing in a model with a high EER can save you money in the long run.
Size and InstallationThe size of the window AC unit and its installation requirements are important to ensure it fits your window and can be installed properly. Measure your window dimensions before purchasing and check the product specifications for the required window size. Some units come with installation kits, which can make the process easier. If you are not comfortable with DIY installation, consider hiring a professional.
Additional FeaturesAdditional features can enhance the convenience and functionality of your window AC. Features like a remote control, programmable timer, sleep mode, and adjustable fan speeds can make the unit more user-friendly. If you value convenience, look for models with these features. Some units also come with smart capabilities, allowing you to control them via a smartphone app, which can be particularly useful if you want to manage the AC remotely.

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