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10 Best Window Acs 2025 in the United States

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Our Top Picks

#1

Winner

Frigidaire 12,000 BTU Window Air Conditioner with Remote Control, Cools Up to 550 Sq. Ft., Quiet Operation, Eco Mode, 3 Fan Speeds, Auto Restart, White

Rating
9.8
Chosen by1,126
Cooling Capacity (BTUs)
Noise Level

Most important from
16845 reviews

Cooling Capacity (BTUs)
Effectively cools a range of spaces, from bedrooms to larger living areas.
Noise Level
Some praise the quiet operation, while others find it louder than expected.

The Frigidaire 12,000 BTU Window Air Conditioner is a solid choice for cooling larger rooms up to 550 sq. ft. It offers customizable cooling with three fan speeds and 6-way directional airflow to help you achieve optimal comfort. This model also comes with a remote control for convenience, along with a washable dust filter and Clean Filter alerts to simplify maintenance.

Energy efficiency is supported by Eco Mode and Sleep Mode, which can save energy while maintaining comfort. The unit operates at a quiet 57 dB, making it suitable for bedrooms or living areas where low noise is important. Additionally, it includes a 24-hour on/off timer and Dry Mode for removing excess moisture from the air.

The size and installation are standard for window AC units, with dimensions of 21.4 x 18.9 x 14.6 inches and a weight of 63.5 pounds, which should be manageable for most users. This air conditioner is user-friendly with decent energy-saving features and quiet operation, but there are more energy-efficient models available.

Rating
9.8
Chosen by1,126
Cooling Capacity (BTUs)
Noise Level

Most important from
16845 reviews

Cooling Capacity (BTUs)
Effectively cools a range of spaces, from bedrooms to larger living areas.
Noise Level
Some praise the quiet operation, while others find it louder than expected.
#2

Frigidaire 5,000 BTU Window-Mounted Air Conditioner, Cools Up to 250 Sq. Ft., Quiet Operation, Effortless Temperature Control, 2 Fan Speeds, Auto Restart, White

Rating
9.6
Cooling Capacity (BTUs)
Noise Level
Size and Installation

Most important from
16845 reviews

Cooling Capacity (BTUs)
This air conditioner is perfect for small rooms, providing excellent cooling performance even during heatwaves.
Noise Level
The quiet operation of this unit is a significant advantage, making it quieter than a pedestal fan.
Size and Installation
The unit is lightweight and easy to manage, but having an extra hand during installation is recommended.

The Frigidaire 5,000 BTU Window-Mounted Air Conditioner is designed for cooling small spaces up to 250 square feet, making it well-suited for bedrooms or compact living areas. With its two fan speeds and Effortless Temperature Control, it ensures customized and consistent cooling, allowing users to set their preferred comfort levels. The air conditioner operates quietly at 52 dB, which is a plus for those seeking a peaceful environment. However, it's important to note that this unit is not Energy Star certified, which means it might not be the most energy-efficient option available despite its SEER of 11.

Installation is straightforward with adjustable side panels, and the extra-long power cord removes the need for extension cords, offering a more secure setup. Maintenance is made easy with a washable dust filter, promoting long-lasting performance and cleaner air. The Auto Restart feature is a convenient addition, particularly in areas prone to power outages, as it restores previous settings automatically.

While the cooling capacity of 5,000 BTUs is generally sufficient for smaller rooms, it may not be suitable for larger areas. Additionally, potential buyers seeking advanced energy efficiency or modern smart features might find this model lacking. Essentially, this air conditioner is a solid choice for those prioritizing quiet operation and ease of use in a small living space, but it does come with some limitations in terms of energy efficiency and additional tech features.

Rating
9.6
Cooling Capacity (BTUs)
Noise Level
Size and Installation

Most important from
16845 reviews

Cooling Capacity (BTUs)
This air conditioner is perfect for small rooms, providing excellent cooling performance even during heatwaves.
Noise Level
The quiet operation of this unit is a significant advantage, making it quieter than a pedestal fan.
Size and Installation
The unit is lightweight and easy to manage, but having an extra hand during installation is recommended.
#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
9.4
Cooling Capacity (BTUs)
Energy Efficiency Ratio (EER)
Noise Level

Most important from
11999 reviews

Cooling Capacity (BTUs)
Delivers cold air effectively and is notably quieter than older models.
Energy Efficiency Ratio (EER)
It uses less electricity than comparable models, showcasing its efficiency.
Noise Level
Surprisingly quiet operation makes it feel like it's barely on.
Size and Installation
For its price and size, it performs admirably, though outside noise can be noticeable.
Maintenance and Filter Type
The filter feels flimsy and might not seal well, potentially allowing some outside air in.

The Midea 5,000 BTU EasyCool Small Window Air Conditioner is an affordable and practical choice for smaller spaces up to 150 square feet, such as bedrooms, living rooms, or home offices. With a cooling capacity of 5,000 BTUs, it's designed to provide sufficient cooling in compact areas. The unit offers mechanical controls with seven temperature settings, two cooling speeds, and two fan-only speeds, allowing users to adjust air direction and comfort level easily.

One of its notable strengths is its energy efficiency, boasting a CEER rating of 11.0, which helps keep energy costs lower throughout the year. However, it is not Energy Star certified, which might be a consideration for those primarily seeking certified models for energy savings. In terms of noise, the unit operates at 57 dB, which is quieter than a typical household refrigerator, making it suitable for settings where a quieter environment is preferred.

Installation is straightforward; the unit fits window frames between 23 to 36 inches wide and requires a minimum height of 13 inches, with necessary mounting accessories included. Its size and weight are manageable, although installing it does require a screwdriver, which isn't provided. Users will appreciate the reusable air filter, which can be removed and cleaned, supporting ease of maintenance. Although the product has a one-year warranty, it is recommended to register the unit on Midea’s website for faster support. This unit is an excellent option for small spaces, especially for budget-conscious consumers who value simplicity and efficiency in their cooling solutions.

Rating
9.4
Cooling Capacity (BTUs)
Energy Efficiency Ratio (EER)
Noise Level

Most important from
11999 reviews

Cooling Capacity (BTUs)
Delivers cold air effectively and is notably quieter than older models.
Energy Efficiency Ratio (EER)
It uses less electricity than comparable models, showcasing its efficiency.
Noise Level
Surprisingly quiet operation makes it feel like it's barely on.
Size and Installation
For its price and size, it performs admirably, though outside noise can be noticeable.
Maintenance and Filter Type
The filter feels flimsy and might not seal well, potentially allowing some outside air in.

Buying Guide for the Best Window Acs

Choosing the right window air conditioner (AC) can make a significant difference in your comfort during hot weather. The right unit will efficiently cool your space, be energy-efficient, and fit well within your room's design. To make an informed decision, you need to consider several key specifications. Understanding these specs will help you select the best window AC for your needs.
Cooling Capacity (BTUs)BTU stands for British Thermal Unit, and it measures the cooling power of an AC. The higher the BTU, the more powerful the unit. It's important because it determines how effectively the AC can cool a room. For small rooms (100-300 sq. ft.), 5,000-7,000 BTUs are sufficient. Medium rooms (300-500 sq. ft.) need 8,000-12,000 BTUs, while large rooms (500+ sq. ft.) require 12,000-18,000 BTUs. Choose a unit with the right BTU rating for your room size to ensure efficient cooling.
Energy Efficiency Ratio (EER)The Energy Efficiency Ratio (EER) measures how efficiently an AC uses electricity to cool a room. A higher EER means better energy efficiency, which can save you money on your electricity bills. EER is calculated by dividing the BTUs by the power consumption in watts. Look for units with an EER of 10 or higher for good energy efficiency. If you prioritize saving on energy costs, opt for a unit with a higher EER.
Noise LevelNoise level is measured in decibels (dB) and indicates how loud the AC will be when operating. This is important if you plan to use the AC in a bedroom or a quiet space. Units with noise levels below 50 dB are considered quiet, while those above 60 dB can be quite loud. If you are sensitive to noise or need a quiet environment, choose a unit with a lower noise level.
Size and InstallationThe physical size of the window AC and its installation requirements are crucial. Ensure the unit fits your window dimensions and check if it comes with an installation kit. Some units are designed for easy DIY installation, while others may require professional help. Measure your window and compare it with the AC's dimensions to ensure a proper fit. If you prefer a hassle-free setup, look for units with easy installation features.
Additional FeaturesModern window ACs come with various additional features that can enhance convenience and comfort. These may include remote control, programmable timers, sleep mode, energy-saving mode, and Wi-Fi connectivity. Consider which features are important to you. For example, a remote control can be handy for adjusting settings from a distance, while a programmable timer can help you save energy by turning the unit on and off automatically.
Maintenance and Filter TypeRegular maintenance is essential for the efficient operation of your window AC. Check the type of filter the unit uses and how easy it is to clean or replace. Washable and reusable filters are cost-effective and environmentally friendly. Ensure the unit allows easy access to the filter for regular cleaning. If you want to minimize maintenance efforts, choose a unit with a filter that is easy to remove and clean.

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