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

If you live in a small space, you know how important it is to have an air conditioner that can fit. The best small room air conditioners are compact and energy-efficient. They'll keep your home cool without taking up too much space. Browse the top-ranked list of small room air conditioners below along with associated reviews and opinions.

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  1. Amana - 300 Sq. Ft. Portable Air Conditioner - White - Front_Zoom
    Top comment

    "It does ok to cool off the room on high but takes a while. It seems to be pretty power efficient, but it doesn't work quite as well as a standard window air conditioner in my opinion. ...Good portable air conditioner"

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    Product Description

    Experience portable comfort wherever you are with the Amana 8,000 BTU (5,500 DOE) portable air conditioner. Designed for cooling and dehumidifying a room up to 300 square feet, this Amana portable air conditioner features on-board electronic controls with 2 speeds and a 24-hour timer, plus a handy remote control. 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. With the included window exhaust kit, it only takes a few minutes to uninstall and reinstall. At Amana we have exactly what you need to keep cool and comfortable.
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    Top comment

    "It does ok to cool off the room on high but takes a while. It seems to be pretty power efficient, but it doesn't work quite as well as a standard window air conditioner in my opinion. ...Good portable air conditioner"

    See all customer reviews

    Product Description

    Experience portable comfort wherever you are with the Amana 8,000 BTU (5,500 DOE) portable air conditioner. Designed for cooling and dehumidifying a room up to 300 square feet, this Amana portable air conditioner features on-board electronic controls with 2 speeds and a 24-hour timer, plus a handy remote control. 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. With the included window exhaust kit, it only takes a few minutes to uninstall and reinstall. At Amana we have exactly what you need to keep cool and comfortable.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  2. Honeywell - 400 Sq. Ft Portable Air Conditioner - White/Blue - Front_Zoom
    Top comment

    "People please realize this is the same as a window ac unit. It is small, depends on how old your house is and the region you live in depending on how this ac will perform. ...Not loud, cools a hot room fast. Highly recommend."

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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.
    See all Portable Air Conditioners
    Top comment

    "People please realize this is the same as a window ac unit. It is small, depends on how old your house is and the region you live in depending on how this ac will perform. ...Not loud, cools a hot room fast. Highly recommend."

    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.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  3. Honeywell - 400 Sq. Ft Portable Air Conditioner - White/Black - Front_Zoom
    Top comment

    "Air Conditioner...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.
    See all Portable Air Conditioners
    Top comment

    "Air Conditioner...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.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  4. Whirlpool - 450 Sq. Ft. 10,000 BTU Window Air Conditioner - White - Front_Zoom
    Top comment

    "Great air conditioner!...Great air conditioner keeps my whole 800 Sq ft house cool. ...I'm using it for a very small room but the room is painted black and has computers than run real hot which cause a lot of heat. "

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    Product Description

    Enter the realm of cool comfort! Easy to install and operate, the Whirlpool 10,000 BTU window-mounted air conditioner quickly cools and dehumidifies a room up to 450 square feet. Equipped with a programmable 24-hour on/off timer, you can customize cooling time to fit your schedule for immediate comfort when you get home. Three cooling speeds, Eco mode, and Sleep mode all give you the flexibility you need to keep you and your loved ones cool and comfortable. Plus, maintenance is a breeze with the removable and washable air filter. At Whirlpool, we take comfort and caring to the next level.
    See all Window Air Conditioners
    Top comment

    "Great air conditioner!...Great air conditioner keeps my whole 800 Sq ft house cool. ...I'm using it for a very small room but the room is painted black and has computers than run real hot which cause a lot of heat. "

    See all customer reviews

    Product Description

    Enter the realm of cool comfort! Easy to install and operate, the Whirlpool 10,000 BTU window-mounted air conditioner quickly cools and dehumidifies a room up to 450 square feet. Equipped with a programmable 24-hour on/off timer, you can customize cooling time to fit your schedule for immediate comfort when you get home. Three cooling speeds, Eco mode, and Sleep mode all give you the flexibility you need to keep you and your loved ones cool and comfortable. Plus, maintenance is a breeze with the removable and washable air filter. At Whirlpool, we take comfort and caring to the next level.
    See all Window Air Conditioners
    See all Window Air Conditioners
  5. Emerson Quiet Kool - 250 Sq. Ft. 6000 BTU Window Air Conditioner - White - Front_Zoom
    Top comment

    "air conditioner...Quiet as it advertises and gets the room cool quickly....Good enough for small rooms"

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    Product Description

    Keep your room at the optimal temperature with this 6000 BTU Emerson air conditioner. Its filter is washable and reusable to reduce maintenance costs, and it has eight-way airflow louvers to ensure air is blowing your way. Maximize your comfort at night with the sleep mode on this Emerson air conditioner, which adjusts temperature overnight.
    See all Window Air Conditioners
    Top comment

    "air conditioner...Quiet as it advertises and gets the room cool quickly....Good enough for small rooms"

    See all customer reviews

    Product Description

    Keep your room at the optimal temperature with this 6000 BTU Emerson air conditioner. Its filter is washable and reusable to reduce maintenance costs, and it has eight-way airflow louvers to ensure air is blowing your way. Maximize your comfort at night with the sleep mode on this Emerson air conditioner, which adjusts temperature overnight.
    See all Window Air Conditioners
    See all Window Air Conditioners
  6. Keystone - 350 Sq. Ft. 8,000 BTU Window Air Conditioner and 3,500 BTU Heater - White - Front_Zoom
    Top comment

    "I recently purchased this air conditioner and elected to install it myself. ...Window Air Conditioner"

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    Product Description

    Dehumidify rooms measuring up to 350 square feet and keep them cool with this Keystone 8,000 BTU window and wall air conditioner. The LED display makes information easy to read, and the LCD remote allows for making adjustments from a distance. This Keystone 8,000 BTU window and wall air conditioner saves settings when the power is shut off for extra convenience.
    See all Window Air Conditioners
    Top comment

    "I recently purchased this air conditioner and elected to install it myself. ...Window Air Conditioner"

    See all customer reviews

    Product Description

    Dehumidify rooms measuring up to 350 square feet and keep them cool with this Keystone 8,000 BTU window and wall air conditioner. The LED display makes information easy to read, and the LCD remote allows for making adjustments from a distance. This Keystone 8,000 BTU window and wall air conditioner saves settings when the power is shut off for extra convenience.
    See all Window Air Conditioners
    See all Window Air Conditioners
  7. Honeywell - 700 Sq. Ft. Portable Air Conditioner with Heat Pump - Black - Front_Zoom
    Top comment

    "Great air conditioner...I bought this air conditioner to replace my old one that wasn't working that good. ...Great air conditioner easy set up quite running cools fast"

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    Product Description

    Stay cool and dry with this MN4HFS9 Honeywell Portable Air Conditioner with Heater. This unit combines 4-in-1 technology in one sleek body, cooling and dehumidifying areas up to 700 sq. ft. and heating areas up to 500 sq. ft. With cooling and heating functions in one, this appliance is useful year-round, keeping you cool during hot summers and warm during cold winters. It features an auto-evaporation system, a reliable dehumidifying function, and a traditional three-speed fan function to deliver optimum cooling, dehumidification, and fresh ventilation. The full-function remote control allows you to operate each feature from across the room. Unlike a fixed air conditioner, the Honeywell Portable Air Conditioner requires no permanent installation, and smooth-gliding wheels make sliding it from room to room a breeze.
    See all Portable Air Conditioners
    Top comment

    "Great air conditioner...I bought this air conditioner to replace my old one that wasn't working that good. ...Great air conditioner easy set up quite running cools fast"

    See all customer reviews

    Product Description

    Stay cool and dry with this MN4HFS9 Honeywell Portable Air Conditioner with Heater. This unit combines 4-in-1 technology in one sleek body, cooling and dehumidifying areas up to 700 sq. ft. and heating areas up to 500 sq. ft. With cooling and heating functions in one, this appliance is useful year-round, keeping you cool during hot summers and warm during cold winters. It features an auto-evaporation system, a reliable dehumidifying function, and a traditional three-speed fan function to deliver optimum cooling, dehumidification, and fresh ventilation. The full-function remote control allows you to operate each feature from across the room. Unlike a fixed air conditioner, the Honeywell Portable Air Conditioner requires no permanent installation, and smooth-gliding wheels make sliding it from room to room a breeze.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  8. LG - 150 Sq. Ft. 5,000 BTU Window Air Conditioner - White - Front_Zoom
    Top comment

    "I bought this before it got really hot and I should have bought a more powerful air conditioner even though my bedroom is small. ...It's designed to cool a small room and that's what it will do. Even so, being in a small room with cold air blowing right at you is no fun. "

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    Product Description

    It’s important to get the right air conditioner for the job! The LG LW5016 is ideal for cooling small to medium rooms up to 150 sq. ft. This unit has 2 cooling and fan speeds and 2-way air deflection that lets the flow of air be directed where it's needed most. Whether cooling, dehumidifying or just circulating air this small but powerful air conditioner does the job. Other features include an easy window installation kit and removable, washable filter.
    See all Window Air Conditioners
    Top comment

    "I bought this before it got really hot and I should have bought a more powerful air conditioner even though my bedroom is small. ...It's designed to cool a small room and that's what it will do. Even so, being in a small room with cold air blowing right at you is no fun. "

    See all customer reviews

    Product Description

    It’s important to get the right air conditioner for the job! The LG LW5016 is ideal for cooling small to medium rooms up to 150 sq. ft. This unit has 2 cooling and fan speeds and 2-way air deflection that lets the flow of air be directed where it's needed most. Whether cooling, dehumidifying or just circulating air this small but powerful air conditioner does the job. Other features include an easy window installation kit and removable, washable filter.
    See all Window Air Conditioners
    See all Window Air Conditioners
  9. Emerson Quiet Kool - 350 Sq.Ft. 3 in 1 Portable Air Conditioner with Remote Control - White - Front_Zoom
    Top comment

    "Air conditioner...Bought this unit for my daughter's room and it does a good job keeps the room cool and it's pretty quite....Great for small rooms...Easy to setup and use would recommend for small rooms"

    See all customer reviews

    Product Description

    Enjoy flexible, energy-saving, spot cooling with the Emerson Quiet Kool portable air conditioner. With the included window venting kit, it can be easily installed and put into operation anywhere. Using auto evaporation technology, our portable air conditioner also functions as a dehumidifier by reducing unwanted moisture in the air without any necessary drainage. Convenient features include a remote control, 24-hour on/off timer, and sleep mode. And for Peace of mind, you get our 1-2-5 years warranty: 1 year labor, 2 years parts and 5 years compressor. Emerson Quiet Kool air conditioners are a great way to beat the heat and stay comfortable.
    See all Portable Air Conditioners
    Top comment

    "Air conditioner...Bought this unit for my daughter's room and it does a good job keeps the room cool and it's pretty quite....Great for small rooms...Easy to setup and use would recommend for small rooms"

    See all customer reviews

    Product Description

    Enjoy flexible, energy-saving, spot cooling with the Emerson Quiet Kool portable air conditioner. With the included window venting kit, it can be easily installed and put into operation anywhere. Using auto evaporation technology, our portable air conditioner also functions as a dehumidifier by reducing unwanted moisture in the air without any necessary drainage. Convenient features include a remote control, 24-hour on/off timer, and sleep mode. And for Peace of mind, you get our 1-2-5 years warranty: 1 year labor, 2 years parts and 5 years compressor. Emerson Quiet Kool air conditioners are a great way to beat the heat and stay comfortable.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  10. Emerson Quiet Kool - 300 Sq.Ft. 3 in 1 Portable Air Conditioner with Remote Control - White - Front_Zoom
    Top comment

    "works great insmall rooms...Emerson Quiet Kool worked great for my kids bedroom.it kept his room kool enough to sleep on some of this summers very hot nights . not quite enough to kool a large room but great for a medium sized bedroom....It’s good to use for dry the wall and air in the room but the noise is Extremely loud:/ everything else is nice and easy to use"

    See all customer reviews

    Product Description

    Enjoy flexible, energy-saving, spot cooling with the Emerson Quiet Kool portable air conditioner. With the included window venting kit, it can be easily installed and put into operation anywhere. Using auto evaporation technology, our portable air conditioner also functions as a dehumidifier by reducing unwanted moisture in the air without any necessary drainage. Convenient features include a remote control, 24-hour on/off timer, and sleep mode. And for Peace of mind, you get our 1-2-5 years warranty: 1 year labor, 2 years parts and 5 years compressor. Emerson Quiet Kool air conditioners are a great way to beat the heat and stay comfortable.
    See all Portable Air Conditioners
    Top comment

    "works great insmall rooms...Emerson Quiet Kool worked great for my kids bedroom.it kept his room kool enough to sleep on some of this summers very hot nights . not quite enough to kool a large room but great for a medium sized bedroom....It’s good to use for dry the wall and air in the room but the noise is Extremely loud:/ everything else is nice and easy to use"

    See all customer reviews

    Product Description

    Enjoy flexible, energy-saving, spot cooling with the Emerson Quiet Kool portable air conditioner. With the included window venting kit, it can be easily installed and put into operation anywhere. Using auto evaporation technology, our portable air conditioner also functions as a dehumidifier by reducing unwanted moisture in the air without any necessary drainage. Convenient features include a remote control, 24-hour on/off timer, and sleep mode. And for Peace of mind, you get our 1-2-5 years warranty: 1 year labor, 2 years parts and 5 years compressor. Emerson Quiet Kool air conditioners are a great way to beat the heat and stay comfortable.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
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