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10 Best Heat And Cool Window Units 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
9.8
Chosen by1,129
EER (Energy Efficiency Ratio)
Noise Level
Thermostat Control

Most important from
17480 reviews

EER (Energy Efficiency Ratio)
Energy efficiency is a standout feature, with the heat pump technology keeping power consumption impressively low, even at maximum settings.
Noise Level
The unit is impressively quiet, making it ideal for bedrooms or workspaces.
Thermostat Control
The air conditioner maintains a consistent temperature and effectively controls humidity, making it reliable for specialized rooms like fish rooms.
Installation and Size
Installation is straightforward and the unit fits well even in smaller windows, making it a versatile choice.
Additional Features
The SmartHome capabilities and mobile app control add significant convenience, enhancing the overall user experience.

The Midea MAW12HV1CWT EasyCool Smart Inverter Air Conditioner is a versatile window unit that offers both cooling and heating, making it suitable for year-round comfort in spaces up to 550 square feet. One of its standout features is its energy efficiency; with a cooling capacity of 12,000 BTU and an EER of 13.3, it's designed to save on electricity bills, and the inverter technology helps maintain consistent temperatures while using less power.

Users will appreciate the quiet operation, with noise levels as low as 45 dBA, which is especially beneficial for bedrooms or workspaces. The unit's SmartHome capabilities allow for convenient control via a mobile app or voice assistants like Alexa and Google Assistant, adding to its user-friendly appeal. The remote control and multiple modes—cool, heat, dry, fan, and auto—give you flexibility in how you manage your indoor climate.

However, there are a few drawbacks to consider. The heat pump function is ineffective in temperatures below 41°F, which may limit its usefulness in colder climates. Additionally, the installation requirements specify compatibility with double-hung windows, which may not suit all users. While it is energy star certified, some users might find the cooling power insufficient for extremely hot days, especially in larger spaces, so it's important to assess your room size and climate needs.

Rating
9.8
Chosen by1,129
EER (Energy Efficiency Ratio)
Noise Level
Thermostat Control

Most important from
17480 reviews

EER (Energy Efficiency Ratio)
Energy efficiency is a standout feature, with the heat pump technology keeping power consumption impressively low, even at maximum settings.
Noise Level
The unit is impressively quiet, making it ideal for bedrooms or workspaces.
Thermostat Control
The air conditioner maintains a consistent temperature and effectively controls humidity, making it reliable for specialized rooms like fish rooms.
Installation and Size
Installation is straightforward and the unit fits well even in smaller windows, making it a versatile choice.
Additional Features
The SmartHome capabilities and mobile app control add significant convenience, enhancing the overall user experience.
#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
9.6
EER (Energy Efficiency Ratio)
Noise Level
Installation and Size

Most important from
17480 reviews

EER (Energy Efficiency Ratio)
Impressive energy efficiency, even on maximum settings.
Noise Level
Incredibly quiet operation - you barely know it is on.
Installation and Size
Perfect fit for windows without the need for extensive installation work.

The Midea MAW08HV1CWT EasyCool Smart Inverter Air Conditioner is a versatile window unit that excels in both cooling and heating, making it suitable for year-round comfort in larger rooms up to 350 square feet. With a cooling capacity of 8,000 BTU, it efficiently provides relief during hot summer days while also offering supplemental heating when temperatures drop, though the heating function is effective only above 41°F.

One of the standout features is the energy efficiency; it uses inverter technology which not only cools or heats quickly but also helps save up to 35% on energy costs compared to standard units, earning its Energy Star certification. This makes it a good choice for those looking to reduce their electricity bills without sacrificing comfort.

The noise level is impressively low at 45 dBA, making it ideal for bedrooms or quiet spaces. Users can enjoy peace during calls, TV time, or sleep without disturbance from the unit. Additionally, it offers multiple modes, including a dehumidifier function, and is Wi-Fi enabled for remote control via a smartphone app or voice commands with Alexa and Google Assistant.

However, potential drawbacks include its installation requirements; it fits only in double-hung windows with specific dimensions, which may limit where it can be installed in some homes. While the unit is compact, some users might find the need for professional installation challenging, especially if they’re not handy.

The Midea MAW08HV1CWT is a strong contender for those needing a reliable heat-and-cool window unit with excellent energy efficiency and low noise. It’s essential to ensure it fits your window type and size before purchasing.

Rating
9.6
EER (Energy Efficiency Ratio)
Noise Level
Installation and Size

Most important from
17480 reviews

EER (Energy Efficiency Ratio)
Impressive energy efficiency, even on maximum settings.
Noise Level
Incredibly quiet operation - you barely know it is on.
Installation and Size
Perfect fit for windows without the need for extensive installation work.
#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
9.3
Noise Level
Additional Features
Installation and Size

Most important from
17480 reviews

Noise Level
This unit is surprisingly quiet, barely noticeable even when the compressor kicks on.
Additional Features
Firmware updates introduced a defrost cycle, enabling the unit to function well even in temperatures below 40 degrees Fahrenheit.
Installation and Size
The condensation drainage design can cause water to soak the outside wall, but drilling a small drain hole effectively resolves this issue.
Additional Features
The reusable filter is somewhat flimsy and may allow minor air leaks, so additional sealing might be necessary for optimal performance.
EER (Energy Efficiency Ratio)
Energy efficiency is good for its class, using less electricity than some larger units, making it a cost-effective option for small spaces.

The Midea 5,000 BTU EasyCool Small Window Air Conditioner is a solid choice for cooling small spaces up to 150 square feet, such as bedrooms or home offices. It offers seven temperature settings and two fan speeds, providing decent control over comfort. The unit features a copper core and a reusable dust filter, which helps maintain cleaner air, and it operates quietly at about 57 decibels, comparable to a normal conversation, so it won’t be disruptive.

In terms of energy efficiency, it has a Combined Energy Efficiency Ratio (CEER) of 11.0. While fairly efficient, it lacks Energy Star certification, so it may not provide as much electricity savings as some higher-end models. The controls use mechanical buttons, which are straightforward but do not offer the precision or convenience of digital or remote control options. Installation is user-friendly for most standard windows (23"-36" wide), with all mounting hardware included; however, a screwdriver is required and drilling pilot holes might be necessary, which could be challenging for some users.

The unit is lightweight enough for one person to handle but remains robust. The warranty covers just one year, so potential buyers should consider durability and after-sales support. This air conditioner is most appropriate for small spaces and users seeking an affordable, easy-to-use cooling solution without advanced features or exceptionally high energy savings.

Rating
9.3
Noise Level
Additional Features
Installation and Size

Most important from
17480 reviews

Noise Level
This unit is surprisingly quiet, barely noticeable even when the compressor kicks on.
Additional Features
Firmware updates introduced a defrost cycle, enabling the unit to function well even in temperatures below 40 degrees Fahrenheit.
Installation and Size
The condensation drainage design can cause water to soak the outside wall, but drilling a small drain hole effectively resolves this issue.
Additional Features
The reusable filter is somewhat flimsy and may allow minor air leaks, so additional sealing might be necessary for optimal performance.
EER (Energy Efficiency Ratio)
Energy efficiency is good for its class, using less electricity than some larger units, making it a cost-effective option for small spaces.

Buying Guide for the Best Heat And Cool Window Units

When it comes to choosing a heat-and-cool window unit, it's important to consider several key specifications to ensure you get the best fit for your needs. These units are versatile as they can provide both heating and cooling, making them ideal for year-round use. Understanding the key specs will help you make an informed decision and ensure that the unit you choose will effectively regulate the temperature in your space. Here are the key specifications to consider:
BTU (British Thermal Units)BTU measures the amount of heat a unit can remove or add to a room per hour. This spec is crucial because it determines the unit's heating and cooling capacity. Units with higher BTUs can handle larger spaces, while lower BTUs are suitable for smaller rooms. To choose the right BTU, consider the size of the room where the unit will be installed. For small rooms (up to 150 square feet), 5,000-6,000 BTUs are sufficient. Medium rooms (150-300 square feet) require 7,000-8,000 BTUs, and large rooms (300-450 square feet) need 9,000-12,000 BTUs.
EER (Energy Efficiency Ratio)EER indicates the efficiency of the unit in converting electricity into cooling or heating. A higher EER means the unit is more energy-efficient, which can lead to lower electricity bills. EER is calculated by dividing the BTU rating by the unit's wattage. Look for units with an EER of 10 or higher for better energy efficiency. If you prioritize energy savings and environmental impact, opt for a unit with a higher EER.
Noise LevelNoise level is measured in decibels (dB) and indicates how loud the unit will be during operation. This is important if you plan to use the unit in a bedroom, office, or any other space where quiet is essential. Units with noise levels below 50 dB are considered quiet, while those above 60 dB may be too loud for some users. If you are sensitive to noise or need a peaceful environment, choose a unit with a lower noise level.
Thermostat ControlThermostat control allows you to set and maintain a desired temperature in the room. This feature is important for comfort and energy efficiency, as it prevents the unit from running continuously. Look for units with digital thermostats for precise temperature control. If you want to maintain a consistent temperature without manual adjustments, a unit with a programmable thermostat is ideal.
Installation and SizeThe size and installation process of the unit are important to ensure it fits your window and can be installed properly. Measure your window dimensions and compare them with the unit's specifications. Some units are designed for easy installation with minimal tools, while others may require professional help. If you prefer a hassle-free setup, choose a unit that is labeled as easy to install.
Additional FeaturesAdditional features such as remote control, sleep mode, timer, and air filters can enhance the convenience and functionality of the unit. Remote control allows you to adjust settings from a distance, sleep mode reduces noise and energy consumption at night, timers let you schedule operation times, and air filters improve air quality. Consider which features are important to you based on your lifestyle and preferences.

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