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Best Buy customers often prefer the following products when searching for compact air conditioner.

If you're looking for a cost-effective way to cool your home, a portable air conditioner is a great option. These units can be moved from room to room as needed, and are generally more efficient than window or through-the-wall units. They also have the added benefit of being able to be used in rooms that don't have windows. Browse the top-ranked list of compact air conditioners below along with associated reviews and opinions.

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  1. Frigidaire - Energy Star 450 sq ft Window-Mounted Compact Air Conditioner - White - Angle_Zoom
    Top comment

    "Excellent air conditioner!...Over the years, I’ve had many window air conditioners, and none of them outperformed my Frigidaire ACs....It's keeping my living room & dining room cool & comfortable.It's nice looking and more compact than my air conditioners in the past.I love the remote!!"

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    Product Description

    On hot, humid days, Frigidaire's Energy Star 10,000 BTU window-mounted air conditioner quickly cools a room up to 450 square feet. Ready-Select electronic controls allow you to set the comfort level to your preference, while a convenient temperature-readout displays the set temperature. Effortless temperature sensing remote control allows you to see, set and maintain room temperature from across the room. The multi-speed fan features three different speeds for cooling flexibility and the 6-way comfort control design allows you to easily direct the air where you want it. The washable filter with front, tilt-out access captures dust from the air to keep your air conditioner working efficiently. Plus, low power start-up conserves energy and saves you money. Year after year, Frigidaire is the brand you can trust to keep you cool and comfortable.
    See all Window Air Conditioners
    Top comment

    "Excellent air conditioner!...Over the years, I’ve had many window air conditioners, and none of them outperformed my Frigidaire ACs....It's keeping my living room & dining room cool & comfortable.It's nice looking and more compact than my air conditioners in the past.I love the remote!!"

    See all customer reviews

    Product Description

    On hot, humid days, Frigidaire's Energy Star 10,000 BTU window-mounted air conditioner quickly cools a room up to 450 square feet. Ready-Select electronic controls allow you to set the comfort level to your preference, while a convenient temperature-readout displays the set temperature. Effortless temperature sensing remote control allows you to see, set and maintain room temperature from across the room. The multi-speed fan features three different speeds for cooling flexibility and the 6-way comfort control design allows you to easily direct the air where you want it. The washable filter with front, tilt-out access captures dust from the air to keep your air conditioner working efficiently. Plus, low power start-up conserves energy and saves you money. Year after year, Frigidaire is the brand you can trust to keep you cool and comfortable.
    See all Window Air Conditioners
    Your price for this item is $329.00
    See all Window Air Conditioners
  2. Frigidaire - Energy Star 550 sq ft Window-Mounted Compact Air Conditioner - White - Angle_Zoom

    Product Description

    On hot, humid days, Frigidaire's Energy Star 12,000 BTU window-mounted air conditioner quickly cools a room up to 550 square feet. Ready-Select electronic controls allow you to set the comfort level to your preference, while a convenient temperature-readout displays the set temperature. Effortless temperature sensing remote control allows you to see, set and maintain room temperature from across the room. The multi-speed fan features three different speeds for cooling flexibility and the 6-way comfort control design allows you to easily direct the air where you want it. The washable filter with front, tilt-out access captures dust from the air to keep your air conditioner working efficiently. Plus, low power start-up conserves energy and saves you money. Year after year, Frigidaire is the brand you can trust to keep you cool and comfortable.
    See all Window Air Conditioners

    Product Description

    On hot, humid days, Frigidaire's Energy Star 12,000 BTU window-mounted air conditioner quickly cools a room up to 550 square feet. Ready-Select electronic controls allow you to set the comfort level to your preference, while a convenient temperature-readout displays the set temperature. Effortless temperature sensing remote control allows you to see, set and maintain room temperature from across the room. The multi-speed fan features three different speeds for cooling flexibility and the 6-way comfort control design allows you to easily direct the air where you want it. The washable filter with front, tilt-out access captures dust from the air to keep your air conditioner working efficiently. Plus, low power start-up conserves energy and saves you money. Year after year, Frigidaire is the brand you can trust to keep you cool and comfortable.
    See all Window Air Conditioners
    Your price for this item is $429.99
    See all Window Air Conditioners
  3. Frigidaire - Energy Star 350 sq ft Window-Mounted Mini-Compact Air Conditioner - White - Front_Zoom
    Top comment

    "Excellent air conditioner...I purchased 3 Frigidaire air conditioners this year to replace 3 older models. ...We purchased this air conditioner and it cools our bedroom nicely in a short amount of time it is also one of the quietest air conditioners we have owned. "

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    Product Description

    On hot, humid days, Frigidaire's Energy Star 8,000 BTU window-mounted air conditioner quickly cools a room up to 350 square feet. Ready-Select electronic controls allow you to set the comfort level to your preference, while a convenient temperature-readout displays the set temperature. Effortless temperature sensing remote control allows you to see, set and maintain room temperature from across the room. The multi-speed fan features three different speeds for cooling flexibility and the 6-way comfort control design allows you to easily direct the air where you want it. The washable filter with front, tilt-out access captures dust from the air to keep your air conditioner working efficiently. Plus, low power start-up conserves energy and saves you money. Year after year, Frigidaire is the brand you can trust to keep you cool and comfortable.
    See all Window Air Conditioners
    Top comment

    "Excellent air conditioner...I purchased 3 Frigidaire air conditioners this year to replace 3 older models. ...We purchased this air conditioner and it cools our bedroom nicely in a short amount of time it is also one of the quietest air conditioners we have owned. "

    See all customer reviews

    Product Description

    On hot, humid days, Frigidaire's Energy Star 8,000 BTU window-mounted air conditioner quickly cools a room up to 350 square feet. Ready-Select electronic controls allow you to set the comfort level to your preference, while a convenient temperature-readout displays the set temperature. Effortless temperature sensing remote control allows you to see, set and maintain room temperature from across the room. The multi-speed fan features three different speeds for cooling flexibility and the 6-way comfort control design allows you to easily direct the air where you want it. The washable filter with front, tilt-out access captures dust from the air to keep your air conditioner working efficiently. Plus, low power start-up conserves energy and saves you money. Year after year, Frigidaire is the brand you can trust to keep you cool and comfortable.
    See all Window Air Conditioners
    Your price for this item is $329.99
    See all Window Air Conditioners
  4. NewAir - 270 Sq. Ft Portable Air Conditioner - White - Front_Zoom
    Top comment

    "Best Portable Air Conditioner Ever!...I am so pleased with my new air Compact Portable Air Conditioner! It easily cools off a room and is a breeze to use. ...Compact unit that delivers!...Ok so the NewAir 8000 BTU Compact Air conditioner is a great unit, that pumps out some serious cold air for spaces that need it. "

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    Product Description

    When you need a quick and easy AC cooling system for fast relief from the heat, the Newair Compact Portable Air Conditioner does the trick in style! This small air conditioner is lightweight enough to carry to any room you like, and it’s a snap to install, thanks to the single hose and included window venting kit. The self-evaporative system dials up the efficiency and eliminates the need to empty the water tank in all but the most humid conditions. When you’re done for the season, the compact, square design tucks easily into a closet to maximize your storage space, so it’s ideal for homeowners and renters alike.
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    Top comment

    "Best Portable Air Conditioner Ever!...I am so pleased with my new air Compact Portable Air Conditioner! It easily cools off a room and is a breeze to use. ...Compact unit that delivers!...Ok so the NewAir 8000 BTU Compact Air conditioner is a great unit, that pumps out some serious cold air for spaces that need it. "

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    Product Description

    When you need a quick and easy AC cooling system for fast relief from the heat, the Newair Compact Portable Air Conditioner does the trick in style! This small air conditioner is lightweight enough to carry to any room you like, and it’s a snap to install, thanks to the single hose and included window venting kit. The self-evaporative system dials up the efficiency and eliminates the need to empty the water tank in all but the most humid conditions. When you’re done for the season, the compact, square design tucks easily into a closet to maximize your storage space, so it’s ideal for homeowners and renters alike.
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    Your price for this item is $479.99
    See all Portable Air Conditioners
  5. Honeywell - 400 Sq. Ft Portable Air Conditioner - White/Black - Front_Zoom
    Top comment

    "I have been using it for 5 weeks and only needed to drain the water once. I love this small compact air conditioner for the bedroom."

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    Product Description

    Honeywell portable air conditioner covers all the bases - AC and a multi-speed fan keep you cool in summer, a dehumidifier ensures your space stays dry during wetter, potentially mold-inducing months. This AC keeps you comfortable in rooms up to 400 square feet, covering more square footage than comparable models on the market. Designed with portability in mind. The Honeywell MO series is one of the lightest in its class and comes with smooth-gliding wheels that make sliding the unit from room-to-room a breeze. It's easy to keep your energy costs low when you're not wasting effort cooling down empty rooms. This Honeywell portable air conditioner comes with everything needed including a flexible exhaust hose and an easy-to-install window venting kit. The window vent can be removed when the unit is not in use.
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    Top comment

    "I have been using it for 5 weeks and only needed to drain the water once. I love this small compact air conditioner for the bedroom."

    See all customer reviews

    Product Description

    Honeywell portable air conditioner covers all the bases - AC and a multi-speed fan keep you cool in summer, a dehumidifier ensures your space stays dry during wetter, potentially mold-inducing months. This AC keeps you comfortable in rooms up to 400 square feet, covering more square footage than comparable models on the market. Designed with portability in mind. The Honeywell MO series is one of the lightest in its class and comes with smooth-gliding wheels that make sliding the unit from room-to-room a breeze. It's easy to keep your energy costs low when you're not wasting effort cooling down empty rooms. This Honeywell portable air conditioner comes with everything needed including a flexible exhaust hose and an easy-to-install window venting kit. The window vent can be removed when the unit is not in use.
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    Your price for this item is $429.99
    See all Portable Air Conditioners
  6. Whirlpool - 550 Sq. Ft 12,000 BTU 230V Through-the-Wall Air Conditioner with 10,600 BTU Heater - White - Front_Zoom
    Top comment

    "Through the wall air conditioner...Best & Powerful Wall Unit Air Conditioner...We purchased this wall unit air conditioner for our kitchen, living room and bedrooms which are all located on one level. "

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    Product Description

    Trust Whirlpool to help you care for your family and make your life easier. Our line of home comfort products keeps the climate inside your home just right - making the air comfortable, clean, and fresh. Whirlpool’s through-the-wall air conditioners are compatible with standard wall sleeves and offer a permanent cooling solution for areas of your home that are not connected to a central cooling system, saving you the hassle of summer installation then winter storage season after season. In addition, our heat/cool units provide supplemental heating to warm up the room on those unexpected chilly nights without heating the entire house. This heat/cool model offers 10,600 BTUs of supplemental heating and 12,000 BTUs of cooling for a room up to 550 square feet. It requires a special 230-volt/20-amp electrical outlet and will not operate with a standard 115V household electrical outlet. Take comfort and caring to the next level with Whirlpool.
    See all In-Wall Air Conditioners
    Top comment

    "Through the wall air conditioner...Best & Powerful Wall Unit Air Conditioner...We purchased this wall unit air conditioner for our kitchen, living room and bedrooms which are all located on one level. "

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    Product Description

    Trust Whirlpool to help you care for your family and make your life easier. Our line of home comfort products keeps the climate inside your home just right - making the air comfortable, clean, and fresh. Whirlpool’s through-the-wall air conditioners are compatible with standard wall sleeves and offer a permanent cooling solution for areas of your home that are not connected to a central cooling system, saving you the hassle of summer installation then winter storage season after season. In addition, our heat/cool units provide supplemental heating to warm up the room on those unexpected chilly nights without heating the entire house. This heat/cool model offers 10,600 BTUs of supplemental heating and 12,000 BTUs of cooling for a room up to 550 square feet. It requires a special 230-volt/20-amp electrical outlet and will not operate with a standard 115V household electrical outlet. Take comfort and caring to the next level with Whirlpool.
    See all In-Wall Air Conditioners
    Your price for this item is $649.99
    Price Drop
    The previous price was $749.99
    See all In-Wall Air Conditioners
  7. LG - 400 Sq. Ft. Smart Portable Air Conditioner - Black - Front_Zoom
    Top comment

    "Great air conditioner!...Great design, installing it was ok but it delivers on cool air....Air conditioner...[This review was collected as part of a promotion.] Very happy with the air conditioner If I had to buy another one it would be just like this 1 thank you very much"

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    Product Description

    This portable air conditioner is the SMART choice for versatile cooling! Cool your home from anywhere using LG ThinQ technology to control your air conditioner with your phone or use with Amazon Alexa and Hey Google to have control with the sound of your voice. This quiet unit is ideal for cooling medium rooms up to 400 sq. ft. The unit has 2 cooling and fan speeds and a 24 hour timer to create a cooling schedule. The auto-swing air vent helps direct the flow of air where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Easy rolling casters allow you to efficiently move the unit to another location. Other features include an LCD remote control, easy window venting installation kit, removable/washable filter and a check filter alert.
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    Top comment

    "Great air conditioner!...Great design, installing it was ok but it delivers on cool air....Air conditioner...[This review was collected as part of a promotion.] Very happy with the air conditioner If I had to buy another one it would be just like this 1 thank you very much"

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    Product Description

    This portable air conditioner is the SMART choice for versatile cooling! Cool your home from anywhere using LG ThinQ technology to control your air conditioner with your phone or use with Amazon Alexa and Hey Google to have control with the sound of your voice. This quiet unit is ideal for cooling medium rooms up to 400 sq. ft. The unit has 2 cooling and fan speeds and a 24 hour timer to create a cooling schedule. The auto-swing air vent helps direct the flow of air where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Easy rolling casters allow you to efficiently move the unit to another location. Other features include an LCD remote control, easy window venting installation kit, removable/washable filter and a check filter alert.
    See all Portable Air Conditioners
    Your price for this item is $529.99
    See all Portable Air Conditioners
  8. LG - 350 Sq. Ft. Portable Air Conditioner - White - Front_Zoom
    Top comment

    "They work as advertised are fairly quiet (as air conditioners go) and cool the spaces as needed....Air Conditioner...Very good air conditioner cools down my room amazing and fast great product"

    See all customer reviews

    Product Description

    This portable air conditioner is a great choice for versatile cooling! This quiet unit is ideal for cooling medium rooms up to 350 sq. ft. The unit has 2 cooling and fan speeds and a 24 hour timer to create a cooling schedule. The auto-swing air vent helps direct the flow of air where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Easy rolling casters allow you to efficiently move the unit to another location. Other features include an LCD remote control, easy window venting installation kit, removable/washable filter and a check filter alert.
    See all Portable Air Conditioners
    Top comment

    "They work as advertised are fairly quiet (as air conditioners go) and cool the spaces as needed....Air Conditioner...Very good air conditioner cools down my room amazing and fast great product"

    See all customer reviews

    Product Description

    This portable air conditioner is a great choice for versatile cooling! This quiet unit is ideal for cooling medium rooms up to 350 sq. ft. The unit has 2 cooling and fan speeds and a 24 hour timer to create a cooling schedule. The auto-swing air vent helps direct the flow of air where it's needed most whether cooling, dehumidifying or just circulating air. If there is a power outage, the auto restart feature will automatically turn your unit back on when power is restored. Easy rolling casters allow you to efficiently move the unit to another location. Other features include an LCD remote control, easy window venting installation kit, removable/washable filter and a check filter alert.
    See all Portable Air Conditioners
    Your price for this item is $373.99
    The previous price was $399.99
    See all Portable Air Conditioners
  9. LG - 10,000 BTU Smart Window Air Conditioner - White - Front_Zoom
    Top comment

    "Lg are the best air conditioners out there and this one is not a exception !...Great Air...My son was very please with how it cool his place also. Good air conditioners would purchase again"

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    Product Description

    Stay cool on the hottest days with this 10,000 BTU LG window air conditioner. Its four-way air deflection ensures uniform distribution of air, while its energy-saver function intermittently shuts the fan off when the desired temperature is reached. The remote control on this LG window air conditioner lets you adjust the temperature from anywhere in the room.
    See all Window Air Conditioners
    Top comment

    "Lg are the best air conditioners out there and this one is not a exception !...Great Air...My son was very please with how it cool his place also. Good air conditioners would purchase again"

    See all customer reviews

    Product Description

    Stay cool on the hottest days with this 10,000 BTU LG window air conditioner. Its four-way air deflection ensures uniform distribution of air, while its energy-saver function intermittently shuts the fan off when the desired temperature is reached. The remote control on this LG window air conditioner lets you adjust the temperature from anywhere in the room.
    See all Window Air Conditioners
    Your price for this item is $389.99
    Price Drop
    The previous price was $439.99
    See all Window Air Conditioners
  10. LG - 500 Sq. Ft. Smart Portable Air Conditioner - White - Front_Zoom
    Top comment

    "Best of class portable air conditioner...I thoroughly researched the available portable air conditioners. The LP14IVSM was highly rated and was also recommended in a NY Times article. ...Very Powerful and High-Performance Air conditioner...I bought the LG LP1419IVSM air conditioner when my central air conditioner stopped functioning. "

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    Product Description

    Beat the heat with this LG dual-inverter portable air conditioner. The built-in Wi-Fi lets you customize settings remotely for added convenience, while the built in wheels make it easy to move from room to room as needed. This LG dual-inverter portable air conditioner has three fan speeds for adjusting intensity.
    See all Window Air Conditioners
    Top comment

    "Best of class portable air conditioner...I thoroughly researched the available portable air conditioners. The LP14IVSM was highly rated and was also recommended in a NY Times article. ...Very Powerful and High-Performance Air conditioner...I bought the LG LP1419IVSM air conditioner when my central air conditioner stopped functioning. "

    See all customer reviews

    Product Description

    Beat the heat with this LG dual-inverter portable air conditioner. The built-in Wi-Fi lets you customize settings remotely for added convenience, while the built in wheels make it easy to move from room to room as needed. This LG dual-inverter portable air conditioner has three fan speeds for adjusting intensity.
    See all Window Air Conditioners
    Your price for this item is $699.99
    Price Drop
    The previous price was $739.99
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