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10 Best LG Window Ac Units 2025 in the United States

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Our Top Picks

#1

Winner

LG 8,000 BTU Window Air Conditioner, 115V, Cools 340 Sq.Ft. for Bedroom, Living Room, Apartment, Quiet Operation, Electronic Control with Remote, 3 Cooling & Fan Speeds, Auto Restart, White

Rating
9.9
Chosen by1,222
Cooling Capacity (BTU)
Noise Level
Installation and Window Compatibility

Most important from
17083 reviews

Cooling Capacity (BTU)
The unit performs very well and seals tightly in the window frame, providing effective cooling.
Noise Level
Despite some shipping issues, the air conditioner operates quietly and efficiently, with noise levels comparable to a window box fan.
Installation and Window Compatibility
Although there were minor issues with the initial setup, the unit's overall performance and value are commendable.
Additional Features
The inclined cooling grill design is a standout feature, effectively directing cool air to where it's needed most.

The LG 8,000 BTU Window Air Conditioner is designed for cooling medium-sized rooms up to 350 square feet, making it suitable for bedrooms, living rooms, and apartments. It operates quietly, with noise levels as low as 53 dB, ensuring minimal disruption. The unit features 3 cooling and fan speeds, allowing users to customize their cooling experience.

Its 4-way air deflection and auto restart function add to its convenience and usability. The digital control panel and remote control make it easy to adjust settings, while the included installation kit simplifies setup. Despite its effective cooling capabilities, the unit does not have an Energy Star rating and has a SEER of 13, which is decent but not the most efficient.

The unit's design is compact, but it weighs 58 pounds, which may require some effort during installation. With features like a washable filter, filter light reminder, and multiple fan speeds, this air conditioner offers a good balance of performance and ease of use for users looking for reliable cooling in their living spaces.

Rating
9.9
Chosen by1,222
Cooling Capacity (BTU)
Noise Level
Installation and Window Compatibility

Most important from
17083 reviews

Cooling Capacity (BTU)
The unit performs very well and seals tightly in the window frame, providing effective cooling.
Noise Level
Despite some shipping issues, the air conditioner operates quietly and efficiently, with noise levels comparable to a window box fan.
Installation and Window Compatibility
Although there were minor issues with the initial setup, the unit's overall performance and value are commendable.
Additional Features
The inclined cooling grill design is a standout feature, effectively directing cool air to where it's needed most.
#2

LG LW1224RD 12,000 Window Air Conditioner, 115V, 550 Sq.Ft. (22' x 25' Room Size), Quiet Operation, Electronic Control with Remote, 3 Cooling & Fan Speeds, Auto Restart, 12000 BTU, White

Rating
9.8
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)
Noise Level

Most important from
17083 reviews

Cooling Capacity (BTU)
The unit delivers strong, cold air with a temperature differential of over 28 degrees, proving its powerful cooling capacity even in intense heat.
Energy Efficiency Ratio (EER)
Operating cost is impressively low, with three units running for several days costing only about $6, making it very economical for continuous use.
Noise Level
The AC runs quietly, maintaining a peaceful environment without the typical loud hum, even while effectively cooling larger spaces.
Installation and Window Compatibility
Installation requires some effort due to the unit's weight and size, but with proper support, it fits well and can be customized for different window sizes.
Additional Features
Humidity control is excellent, quickly reducing moisture levels to create a comfortable and dry atmosphere.

The LG LW1224RD window air conditioner is a solid choice for cooling rooms up to 550 square feet, making it suitable for larger spaces like living rooms or master bedrooms. With a cooling capacity of 12,000 BTU, it provides strong cooling power for most medium to large rooms. Its Seasonal Energy Efficiency Ratio (SEER) of 11.4 suggests it offers decent energy savings, though it’s not the top in efficiency compared to some newer models. Noise-wise, it operates quietly at 53 dB on low settings, which helps keep your environment peaceful without the usual hum of an AC unit.

Installation is straightforward for standard windows, and LG includes window curtain panels to help with fit and insulation. The electronic controls paired with a remote make it convenient to adjust settings without getting up, and the three fan speeds plus an Auto Cool mode allow you to customize airflow to your comfort. Additional handy features include an auto restart after power outages—so you don’t have to reset it manually—and a built-in dehumidifier that helps reduce moisture in the air. On the downside, the unit weighs 82 pounds, which might make installation tricky without help.

While it lacks a formal energy star rating, its efficiency is reasonable but not the very best available. Some users might find that the noise is still noticeable at higher fan speeds. The one-year warranty is standard but not extensive. This LG model is a dependable, moderately efficient window AC that balances quiet operation and user-friendly features, making it ideal for someone needing reliable cooling in a sizable room without complicated setup or controls.

Rating
9.8
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)
Noise Level

Most important from
17083 reviews

Cooling Capacity (BTU)
The unit delivers strong, cold air with a temperature differential of over 28 degrees, proving its powerful cooling capacity even in intense heat.
Energy Efficiency Ratio (EER)
Operating cost is impressively low, with three units running for several days costing only about $6, making it very economical for continuous use.
Noise Level
The AC runs quietly, maintaining a peaceful environment without the typical loud hum, even while effectively cooling larger spaces.
Installation and Window Compatibility
Installation requires some effort due to the unit's weight and size, but with proper support, it fits well and can be customized for different window sizes.
Additional Features
Humidity control is excellent, quickly reducing moisture levels to create a comfortable and dry atmosphere.
#3

LG 8,000 Window Air Conditioner, 115V, 350 Sq.Ft. (14' x 25' Room Size), Quiet Operation, Electronic Control with Remote, 3 Cooling & Fan Speeds, Auto Restart, 8000 BTU, White

Rating
9.8
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)
Noise Level

Most important from
17083 reviews

Cooling Capacity (BTU)
Cools quickly and efficiently, often exceeding the expected room size coverage, making it a dependable choice for summer comfort.
Energy Efficiency Ratio (EER)
The unit balances power use and cooling performance well, offering good value despite lacking an Energy Star rating.
Noise Level
Operates quietly, with a low noise level that doesn't disrupt sleep or relaxation.
Installation and Window Compatibility
Installation fits tightly and seals well in the window frame, including the provided side panels that help block out drafts effectively.
Additional Features
Auto Restart feature provides peace of mind by restoring operation automatically after power outages.

The LG 8,000 BTU Window Air Conditioner is designed to cool medium-sized rooms up to 350 square feet, making it a solid choice for bedrooms or living areas around 14 by 25 feet. Its cooling power is effective for spaces this size, ensuring the room stays comfortable without being over or underpowered. The unit has an Energy Efficiency Ratio (EER) of 11.4, which means it balances power use and cooling fairly well, though it doesn't have a special energy star rating. Noise-wise, it runs quietly at about 54 decibels on low mode, so it won’t be too distracting or disruptive while you sleep or relax.

Installation is typical for window units, and it comes with window curtain panels to help with fitting, but it’s important to check if your window size matches the unit’s dimensions (about 19.5 by 19.4 inches). The remote control and electronic controls make adjusting settings easy, with three fan and cooling speeds plus an Auto Cool mode to tailor comfort. An especially helpful feature is the Auto Restart, which turns the unit back on automatically after a power outage, so you don’t have to reset it yourself.

Some users might find the 1-year warranty a bit short, and while it’s not the most energy-efficient model on the market, it offers good value for those needing reliable cooling with quiet operation and convenient controls.

Rating
9.8
Cooling Capacity (BTU)
Energy Efficiency Ratio (EER)
Noise Level

Most important from
17083 reviews

Cooling Capacity (BTU)
Cools quickly and efficiently, often exceeding the expected room size coverage, making it a dependable choice for summer comfort.
Energy Efficiency Ratio (EER)
The unit balances power use and cooling performance well, offering good value despite lacking an Energy Star rating.
Noise Level
Operates quietly, with a low noise level that doesn't disrupt sleep or relaxation.
Installation and Window Compatibility
Installation fits tightly and seals well in the window frame, including the provided side panels that help block out drafts effectively.
Additional Features
Auto Restart feature provides peace of mind by restoring operation automatically after power outages.

Buying Guide for the Best LG Window Ac Units

When choosing an LG window air conditioning unit, it's important to consider several key specifications to ensure you select the best model for your needs. Understanding these specifications will help you make an informed decision and ensure that the unit you choose will effectively cool your space, be energy efficient, and fit within your window dimensions. Here are the key specs to consider and how to navigate them.
Cooling Capacity (BTU)Cooling capacity, measured in British Thermal Units (BTU), indicates how much heat an air conditioner can remove from a room per hour. This is crucial because it determines the size of the room the unit can effectively cool. Units with lower BTU ratings (5,000-8,000 BTU) are suitable for small rooms up to 350 square feet. Medium-sized rooms (350-550 square feet) require units with 8,000-12,000 BTU, while larger rooms (550-1,000 square feet) need units with 12,000-18,000 BTU. To pick the right one, measure your room's square footage and match it to the appropriate BTU rating.
Energy Efficiency Ratio (EER)The Energy Efficiency Ratio (EER) measures how efficiently an air conditioner uses energy to cool a room. A higher EER rating means better energy efficiency, which can lead to lower electricity bills. EER ratings typically range from 8 to 12. For optimal energy savings, look for units with an EER of 10 or higher. If you plan to use the unit frequently or for long periods, a higher EER rating will be more cost-effective in the long run.
Noise LevelNoise level, measured in decibels (dB), indicates how loud the air conditioner will be when operating. This is important for maintaining a comfortable environment, especially in bedrooms or living areas. Units with noise levels below 50 dB are considered quiet, while those between 50-60 dB are moderate. Anything above 60 dB may be too loud for some users. Consider where you will place the unit and how sensitive you are to noise when choosing the right noise level for your needs.
Installation and Window CompatibilityInstallation and window compatibility refer to the ease of installing the unit and whether it will fit in your window. Measure your window dimensions and compare them to the unit's specifications to ensure a proper fit. Some units come with installation kits that make the process easier. If you're not comfortable with DIY installation, you may want to consider professional installation services. Ensuring compatibility and ease of installation will save you time and hassle.
Additional FeaturesAdditional features can enhance the functionality and convenience of your air conditioner. Common features include remote control, programmable timers, sleep mode, and energy-saving modes. Some units also offer smart connectivity, allowing you to control the unit via a smartphone app. Consider which features are important to you and will improve your user experience. For example, a programmable timer can help you save energy by automatically turning the unit off when it's not needed.

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