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

Whether you live in a place that gets scorching hot in the summer or you're just looking for a way to chill out your room, an air conditioner can be an affordable solution. But how do you know which one to buy? We've tested dozens of window and portable air conditioners to find the best small AC units for cooling a room. Whether you want to keep your living room cool or your bedroom at the perfect temperature, we'll help you find the right machine.

Main Results
  1. Whirlpool - 275 Sq. Ft Portable Air Conditioner - White - Front_Zoom

    Product Description

    The Whirlpool portable air conditioner allows for flexible placement within your home. Designed for cooling and dehumidifying a room up to 275 square feet, this unit features on-board electronic controls with 3 speeds for customized comfort. The unit can act as an air conditioner, fan, or dehumidifier, depending on your needs. A 24-hour programmable timer lets you decide exactly when you want cooling so your room will be comfortable by the time you get home from work or school without wasted energy. Easy-rolling caster wheels allow you to conveniently move the unit from room to room, providing cool air when and where you need it most. The filter on this portable air conditioner helps keep the air free of dust, debris, and contaminants, so it will get dirty. With easy access, the filter can easily be removed and washed to help keep your AC running at its highest level. At Whirlpool, we take comfort and caring to the next level.
    See all Portable Air Conditioners

    Product Description

    The Whirlpool portable air conditioner allows for flexible placement within your home. Designed for cooling and dehumidifying a room up to 275 square feet, this unit features on-board electronic controls with 3 speeds for customized comfort. The unit can act as an air conditioner, fan, or dehumidifier, depending on your needs. A 24-hour programmable timer lets you decide exactly when you want cooling so your room will be comfortable by the time you get home from work or school without wasted energy. Easy-rolling caster wheels allow you to conveniently move the unit from room to room, providing cool air when and where you need it most. The filter on this portable air conditioner helps keep the air free of dust, debris, and contaminants, so it will get dirty. With easy access, the filter can easily be removed and washed to help keep your AC running at its highest level. At Whirlpool, we take comfort and caring to the next level.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  2. GE - 300 Sq. Ft. 7,500 BTU Smart Portable Air Conditioner - White - Front_Zoom
    Top comment

    "Easy to install and my room cooled down instantly once turned on."

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    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our portable air conditioners are designed to offer exceptional comfort while remaining quiet, and our latest connected technology makes these products versatile and easy to use. This 7,000 BTU class (7550 BTU DOE) smart portable air conditioner cools small rooms up to 300 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provides flexible and optimal home comfort. Upgrade this portable AC with the dual hose conversion kit (RAP02W sold separately) for a better, faster cooling experience. Integration with the SmartHQ app allows you to monitor, schedule, and control your connected air conditioner from anywhere, or use the electronic controls with included remote to easily adjust and manage your settings. This AC installs easily in a double hung or sliding window with included window kit. Additional features like power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
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    Top comment

    "Easy to install and my room cooled down instantly once turned on."

    See all customer reviews

    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our portable air conditioners are designed to offer exceptional comfort while remaining quiet, and our latest connected technology makes these products versatile and easy to use. This 7,000 BTU class (7550 BTU DOE) smart portable air conditioner cools small rooms up to 300 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provides flexible and optimal home comfort. Upgrade this portable AC with the dual hose conversion kit (RAP02W sold separately) for a better, faster cooling experience. Integration with the SmartHQ app allows you to monitor, schedule, and control your connected air conditioner from anywhere, or use the electronic controls with included remote to easily adjust and manage your settings. This AC installs easily in a double hung or sliding window with included window kit. Additional features like power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  3. NewAir - 294 Sq. Ft Portable Air Conditioner - White - Front_Zoom

    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 adapter. 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.
    See all Portable Air Conditioners

    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 adapter. 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.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  4. Whynter - ARC-115WG 400 Sq.Ft Portable Air Conditioner - White - Front_Zoom

    Product Description

    Perfect for small rooms such as, home offices and children’s bedrooms, this compact Whynter portable air conditioner is a great way to stay cool at a lower cost to your wallet and the environment. Its freestanding design is modern, compact, and able to cool an area of up to 400 square feet with three fan speeds. It also can function effectively as an 87 pint capacity dehumidifier to remove excess moisture, improving air comfort.
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    Product Description

    Perfect for small rooms such as, home offices and children’s bedrooms, this compact Whynter portable air conditioner is a great way to stay cool at a lower cost to your wallet and the environment. Its freestanding design is modern, compact, and able to cool an area of up to 400 square feet with three fan speeds. It also can function effectively as an 87 pint capacity dehumidifier to remove excess moisture, improving air comfort.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  5. Keystone - 450 Sq. Ft. Portable Air Conditioner with Dehumidifier - White - Front_Zoom
    Top comment

    "Good air conditioning...This air conditioner works great, I'm using it in a bathroom window due to not having any fans or full house AC so it works great in a small space. "

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    Product Description

    Keystone prides itself on reliable portable air conditioning units that deliver consistent cooling, ensuring your comfort even on scorching days. The 13,000 BTU ASHRAE / 8,000 BTU DOE portable air conditioner effectively cools rooms up to 450 square feet while removing moisture up to 2.95 pints per hour. It's the perfect solution for small living spaces, including apartments, bedrooms, and offices. Designed with convenience in mind, this unit features side handles and caster wheels for easy portability. The included remote allows you to control your comfort from across the room, putting you in charge. Save on energy costs with the energy-saving mode, sleep mode, and programmable 24-hour timer, tailoring your cooling preferences to match your schedule. Maintaining optimal performance is simple with the Check Filter alert, which notifies you when it's time to remove and clean the mesh filter. Keystone goes the extra mile by offering a 1-year warranty, ensuring your peace of mind. With Keystone portable air conditioning units, you not only stay cool and comfortable but also enjoy cost-conscious cooling solutions. Beat the heat and elevate your comfort with Keystone's reliable and efficient air conditioners.
    See all Portable Air Conditioners
    Top comment

    "Good air conditioning...This air conditioner works great, I'm using it in a bathroom window due to not having any fans or full house AC so it works great in a small space. "

    See all customer reviews

    Product Description

    Keystone prides itself on reliable portable air conditioning units that deliver consistent cooling, ensuring your comfort even on scorching days. The 13,000 BTU ASHRAE / 8,000 BTU DOE portable air conditioner effectively cools rooms up to 450 square feet while removing moisture up to 2.95 pints per hour. It's the perfect solution for small living spaces, including apartments, bedrooms, and offices. Designed with convenience in mind, this unit features side handles and caster wheels for easy portability. The included remote allows you to control your comfort from across the room, putting you in charge. Save on energy costs with the energy-saving mode, sleep mode, and programmable 24-hour timer, tailoring your cooling preferences to match your schedule. Maintaining optimal performance is simple with the Check Filter alert, which notifies you when it's time to remove and clean the mesh filter. Keystone goes the extra mile by offering a 1-year warranty, ensuring your peace of mind. With Keystone portable air conditioning units, you not only stay cool and comfortable but also enjoy cost-conscious cooling solutions. Beat the heat and elevate your comfort with Keystone's reliable and efficient air conditioners.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  6. SPT - 10,000 BTU Portable Air Conditioner – Cooling Only - White - Front_Zoom
    Top comment

    "Excellent portable Air Conditioner Unit, it works great and it cools the room quickly, easy to install.......air conditioner...air conditioning is great, keeps the bedroom nice and cold. it does make the room too cold but i don’t mind. delivered on time which i was happy about."

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    Product Description

    Keep your space cool and comfortable with SPT 10,000btu Portable Air Conditioners (SACC: 7,000BTU). Enjoy many cool and comfortable summers with this air conditioner unit. Cooling, dehumidifying and fan featured all in one. Powered by 10,000btu cooling capacity, it ideally cools an area around 150-350 sq. ft., perfect for a small bedroom or office space.
    See all Portable Air Conditioners
    Top comment

    "Excellent portable Air Conditioner Unit, it works great and it cools the room quickly, easy to install.......air conditioner...air conditioning is great, keeps the bedroom nice and cold. it does make the room too cold but i don’t mind. delivered on time which i was happy about."

    See all customer reviews

    Product Description

    Keep your space cool and comfortable with SPT 10,000btu Portable Air Conditioners (SACC: 7,000BTU). Enjoy many cool and comfortable summers with this air conditioner unit. Cooling, dehumidifying and fan featured all in one. Powered by 10,000btu cooling capacity, it ideally cools an area around 150-350 sq. ft., perfect for a small bedroom or office space.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  7. Whynter - ARC-147WF 500 Sq.Ft  Portable Air Conditioner - White - Front_Zoom

    Product Description

    With its smaller size and dual hose framework, the Whynter ARC-147WF is the best answer for the warm spots in your home, office, server room, and other space-obliged areas. Versatile and simple to set up, this unit offers cooling help for any space where excess humidity and heat cannot be remedied by conventional cooling. The Whynter ARC-147WF portable air conditioner provides 14,000 BTU cooling and 8,200 BTU output while maintaining a compact and portable profile. Its self evaporative technology prevents you from needing to drain your unit in most environments. Alternatively, the included gravity drain hose can be utilized in humid climates. This unit features a separate dehumidifying mode that enables it to remove 134 pints of moisture per day. This unit features a High-Efficiency Particulate Arresting (HEPA) filters are designed to remove 99.97% of all air pollutants that are as small as 0.3 micrometers such as pollen, allergens, and dust mites. For reference, 1 micrometer is 1/100th the width of a human hair. The Activated Carbon Filter is a form of carbon that has been processed to make it extremely porous and thus to have a very large surface area available for absorption of airborne chemicals, gases, and odors. It eliminates and removes chemical fumes, toxic gases, smoke, pet, and other odors from the air.
    See all Portable Air Conditioners

    Product Description

    With its smaller size and dual hose framework, the Whynter ARC-147WF is the best answer for the warm spots in your home, office, server room, and other space-obliged areas. Versatile and simple to set up, this unit offers cooling help for any space where excess humidity and heat cannot be remedied by conventional cooling. The Whynter ARC-147WF portable air conditioner provides 14,000 BTU cooling and 8,200 BTU output while maintaining a compact and portable profile. Its self evaporative technology prevents you from needing to drain your unit in most environments. Alternatively, the included gravity drain hose can be utilized in humid climates. This unit features a separate dehumidifying mode that enables it to remove 134 pints of moisture per day. This unit features a High-Efficiency Particulate Arresting (HEPA) filters are designed to remove 99.97% of all air pollutants that are as small as 0.3 micrometers such as pollen, allergens, and dust mites. For reference, 1 micrometer is 1/100th the width of a human hair. The Activated Carbon Filter is a form of carbon that has been processed to make it extremely porous and thus to have a very large surface area available for absorption of airborne chemicals, gases, and odors. It eliminates and removes chemical fumes, toxic gases, smoke, pet, and other odors from the air.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  8. GE - 150 Sq Ft 8,000 BTU Portable Air Conditioner - White - Front_Zoom
    Top comment

    "Good for small room...I was surprised it made my room cold and refreshed....Works as promised. Freezing cold air out the front. Nice and quiet. Definitely would recommend for anyone wanting to cool a small room."

    See all customer reviews

    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our portable air conditioners are designed to provide exceptional comfort with quiet operation, and the 3-in-1 functionality with built-in air conditioning, two fan speeds and dehumidifying capabilities provide ultimate flexibility and convenience. This 115V GE Portable Air Conditioner cools small rooms up to 150 square feet and is perfect for a bedroom or small office. The auto-evaporation technology evaporates any water the portable unit collects under most room conditions, eliminating the need to drain excess water. LED controls with included remote make it easy to clearly see and manage your settings from anywhere in your room. This portable AC installs easily in double hung or sliding windows with no cutting required and comes with easy-roll wheels for effortless mobility. Additional features like a washable filter, 24-hour on/off timer, and auto restart offer ease of use and maintenance. Portable units must be vented out of a window.
    See all Portable Air Conditioners
    Top comment

    "Good for small room...I was surprised it made my room cold and refreshed....Works as promised. Freezing cold air out the front. Nice and quiet. Definitely would recommend for anyone wanting to cool a small room."

    See all customer reviews

    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our portable air conditioners are designed to provide exceptional comfort with quiet operation, and the 3-in-1 functionality with built-in air conditioning, two fan speeds and dehumidifying capabilities provide ultimate flexibility and convenience. This 115V GE Portable Air Conditioner cools small rooms up to 150 square feet and is perfect for a bedroom or small office. The auto-evaporation technology evaporates any water the portable unit collects under most room conditions, eliminating the need to drain excess water. LED controls with included remote make it easy to clearly see and manage your settings from anywhere in your room. This portable AC installs easily in double hung or sliding windows with no cutting required and comes with easy-roll wheels for effortless mobility. Additional features like a washable filter, 24-hour on/off timer, and auto restart offer ease of use and maintenance. Portable units must be vented out of a window.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  9. Danby - DPA058B6WDB 250 Sq. Ft. 3-in-1 Portable Air Conditioner 10,000 BTU - White - Front_Zoom

    Product Description

    This 10,000 BTU portable air conditioner by Danby is perfect for cooling bedrooms and other small living spaces up to 250 square feet. Its four castors make this unit easy to move from room to room and the single-hose design efficiently exhausts warm humid air outside. The 24-hour programmable timer allows for better control of when the unit operates which reduces costs and helps you save on your monthly hydro bill. To help maximize your comfort at home, this unit is equipped with a 3-in-1 design: air conditioner, fan, and dehumidifier to ensure you and your guests feel comfortable no matter the weather outside. Also comes with a 24 month parts and labor in-home warranty. SACC is short for Seasonally Adjusted Cooling Capacity.
    See all Portable Air Conditioners

    Product Description

    This 10,000 BTU portable air conditioner by Danby is perfect for cooling bedrooms and other small living spaces up to 250 square feet. Its four castors make this unit easy to move from room to room and the single-hose design efficiently exhausts warm humid air outside. The 24-hour programmable timer allows for better control of when the unit operates which reduces costs and helps you save on your monthly hydro bill. To help maximize your comfort at home, this unit is equipped with a 3-in-1 design: air conditioner, fan, and dehumidifier to ensure you and your guests feel comfortable no matter the weather outside. Also comes with a 24 month parts and labor in-home warranty. SACC is short for Seasonally Adjusted Cooling Capacity.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  10. NewAir - 270 Sq. Ft Portable Air Conditioner - White - Front_Zoom
    Top comment

    "Small air conditioner big results...I used this to fill a tent in 90 degree heat and it worked perfect. Small enough to travel with but strong enough to deliver results. ...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. "

    See all customer reviews

    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.
    See all Portable Air Conditioners
    Top comment

    "Small air conditioner big results...I used this to fill a tent in 90 degree heat and it worked perfect. Small enough to travel with but strong enough to deliver results. ...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. "

    See all customer reviews

    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.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
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