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Best Buy customers often prefer the following products when searching for smallest window air conditioners.

Browse the top-ranked list of smallest window air conditioners below along with associated reviews and opinions.

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  1. Keystone - 1500 Sq. Ft 25,000 BTU Window Air Conditioner - White - Front_Zoom

    Product Description

    With reliable, window and wall-mounted air conditioning, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 25,000 BTU window-mounted air conditioner can effectively cool rooms up to 1500 square feet with dehumidification up to 5.7 pints per hour to remove moisture from the air. Perfect for large living spaces like apartments, bedrooms, living rooms, and much more. The unit features a unique remote with a thermostat built in to sense the temperature of where you are in the room and adjusts as needed automatically. Money saving features include energy saver mode, sleep mode, and a programmable 24-hour timer. You'll know when it's time to easily remove and clean the mesh filter with the Check Filter alert. Keystone not only provides a 1-year warranty but ensures that you stay cool and comfortable at a cost-conscious price.
    See all Window Air Conditioners

    Product Description

    With reliable, window and wall-mounted air conditioning, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 25,000 BTU window-mounted air conditioner can effectively cool rooms up to 1500 square feet with dehumidification up to 5.7 pints per hour to remove moisture from the air. Perfect for large living spaces like apartments, bedrooms, living rooms, and much more. The unit features a unique remote with a thermostat built in to sense the temperature of where you are in the room and adjusts as needed automatically. Money saving features include energy saver mode, sleep mode, and a programmable 24-hour timer. You'll know when it's time to easily remove and clean the mesh filter with the Check Filter alert. Keystone not only provides a 1-year warranty but ensures that you stay cool and comfortable at a cost-conscious price.
    See all Window Air Conditioners
    See all Window Air Conditioners
  2. GE - 250 Sq. Ft. 6,000 BTU Window Air Conditioner with Remote - White - Front_Zoom
    Top comment

    "Small but mighty...Compact, yet powerful. Cools a small bedroom nicely....Good small ac...Good for small room only. Description is accurate."

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    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our window air conditioners are designed to offer exceptional comfort while the features make products versatile and easy to use.This 6,000 BTU window air conditioner cools small rooms up to 250 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provide flexible and optimal home comfort. Electronic controls with included remote make it easy to adjust and manage your settings from anywhere in your room. This AC installs easily in a double hung window with included EZ Mount window kit and fixed chassis. Additional features like eco mode, power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Window Air Conditioners
    Top comment

    "Small but mighty...Compact, yet powerful. Cools a small bedroom nicely....Good small ac...Good for small room only. Description is accurate."

    See all customer reviews

    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our window air conditioners are designed to offer exceptional comfort while the features make products versatile and easy to use.This 6,000 BTU window air conditioner cools small rooms up to 250 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provide flexible and optimal home comfort. Electronic controls with included remote make it easy to adjust and manage your settings from anywhere in your room. This AC installs easily in a double hung window with included EZ Mount window kit and fixed chassis. Additional features like eco mode, power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Window Air Conditioners
    See all Window Air Conditioners
  3. GE - 150 Sq. Ft. 5,000 BTU Window Air Conditioner with Remote - White - Front_Zoom
    Top comment

    "Small but powerful...Small and compact I am really happy I purchase this for my small room.Even though this is small it is really powerful...Small/lightweight enough power 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 window air conditioners are designed to offer exceptional comfort while the features make products versatile and easy to use.This 5,000 BTU window air conditioner cools small rooms up to 150 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provide flexible and optimal home comfort. Electronic controls with included remote make it easy to adjust and manage your settings from anywhere in your room. This AC installs easily in a double hung window with included EZ Mount window kit and fixed chassis. Additional features like eco mode, power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Window Air Conditioners
    Top comment

    "Small but powerful...Small and compact I am really happy I purchase this for my small room.Even though this is small it is really powerful...Small/lightweight enough power 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 window air conditioners are designed to offer exceptional comfort while the features make products versatile and easy to use.This 5,000 BTU window air conditioner cools small rooms up to 150 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provide flexible and optimal home comfort. Electronic controls with included remote make it easy to adjust and manage your settings from anywhere in your room. This AC installs easily in a double hung window with included EZ Mount window kit and fixed chassis. Additional features like eco mode, power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Window Air Conditioners
    See all Window Air Conditioners
  4. GE - 150 Sq. Ft 5000 BTU Window Air Conditioner - White - Front_Zoom

    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our window air conditioners are designed to offer exceptional comfort with minimal noise during operation. This 5,000 BTU window air conditioner cools small rooms up to 150 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provides flexible and optimal home comfort. Electronic controls with included remote make it easy to adjust and manage your settings from anywhere in your room. This AC installs easily in a double hung window with included window kit and fixed chassis. Additional features like eco mode, power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Window Air Conditioners

    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our window air conditioners are designed to offer exceptional comfort with minimal noise during operation. This 5,000 BTU window air conditioner cools small rooms up to 150 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provides flexible and optimal home comfort. Electronic controls with included remote make it easy to adjust and manage your settings from anywhere in your room. This AC installs easily in a double hung window with included window kit and fixed chassis. Additional features like eco mode, power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Window Air Conditioners
    See all Window Air Conditioners
  5. GE - 250 Sq. Ft. 6000 BTU Window Air Conditioner - White - Front_Zoom
    Top comment

    "Really great cooler for a small/medium bedroom"

    See all customer reviews

    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our window air conditioners are designed to offer exceptional comfort while the features make products versatile and easy to use. This 6,000 BTU window air conditioner cools small rooms up to 250 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provides flexible and optimal home comfort. Electronic controls with included remote make it easy to adjust and manage your settings from anywhere in your room. This AC installs easily in a double hung window with included EZ Mount window kit and fixed chassis. Additional features like eco mode, power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Window Air Conditioners
    Top comment

    "Really great cooler for a small/medium bedroom"

    See all customer reviews

    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our window air conditioners are designed to offer exceptional comfort while the features make products versatile and easy to use. This 6,000 BTU window air conditioner cools small rooms up to 250 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provides flexible and optimal home comfort. Electronic controls with included remote make it easy to adjust and manage your settings from anywhere in your room. This AC installs easily in a double hung window with included EZ Mount window kit and fixed chassis. Additional features like eco mode, power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Window Air Conditioners
    See all Window Air Conditioners
  6. Frigidaire - 6,000 BTU Window Air Conditioner with Remote in White - White - Front_Zoom

    Product Description

    The Frigidaire 6,000 BTU window air conditioner allows you to enjoy optimum circulation and cooling with 6-way directional airflow and three different fan speeds. Designed for rooms up to 250 square feet, this unit is perfect for apartments, offices, dorm rooms, or any small sized space. Use the 24-hour programmable timer to preset the unit to turn on and off in half hour increments, or whenever you want, so that you can maintain optimal comfort while at home. Enjoy maximum comfort and quiet operation throughout the evening hours with sleep mode, where the temperature gradually increases a few degrees over the course of the evening. Our easy-to-clean washable dust filter captures dust from the air and helps keep your air conditioner working efficiently. Precisely control the temperature and fan speed from across the room and remain comfortable at all times with a thermostat located on your air conditioner's remote control, which precisely maintains the preset room temperature.
    See all Window Air Conditioners

    Product Description

    The Frigidaire 6,000 BTU window air conditioner allows you to enjoy optimum circulation and cooling with 6-way directional airflow and three different fan speeds. Designed for rooms up to 250 square feet, this unit is perfect for apartments, offices, dorm rooms, or any small sized space. Use the 24-hour programmable timer to preset the unit to turn on and off in half hour increments, or whenever you want, so that you can maintain optimal comfort while at home. Enjoy maximum comfort and quiet operation throughout the evening hours with sleep mode, where the temperature gradually increases a few degrees over the course of the evening. Our easy-to-clean washable dust filter captures dust from the air and helps keep your air conditioner working efficiently. Precisely control the temperature and fan speed from across the room and remain comfortable at all times with a thermostat located on your air conditioner's remote control, which precisely maintains the preset room temperature.
    See all Window Air Conditioners
    See all Window Air Conditioners
  7. GE - 450 Sq. Ft. 10100 BTU Smart Window Air Conditioner - White - Front_Zoom
    Top comment

    "Perfect window unit for small house"

    See all customer reviews

    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our window 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 10,000 BTU smart window air conditioner cools medium rooms up to 450 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provide flexible and optimal home comfort. 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 to adjust and manage your settings. This AC installs easily in a double hung window with included window kit and fixed chassis. Additional features like eco mode, power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Window Air Conditioners
    Top comment

    "Perfect window unit for small house"

    See all customer reviews

    Product Description

    GE Appliances is dedicated to providing the right solutions for rooms of any size. Our window 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 10,000 BTU smart window air conditioner cools medium rooms up to 450 square feet. Energy efficient cooling with 3 cooling and 3 fan speeds provide flexible and optimal home comfort. 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 to adjust and manage your settings. This AC installs easily in a double hung window with included window kit and fixed chassis. Additional features like eco mode, power interruption restart, 24-hour on/off timer, and removable filter offer ease of use and maintenance.
    See all Window Air Conditioners
    See all Window Air Conditioners
  8. LG - 550 Sq. Ft. 12,000 BTU Smart Window Air Conditioner - White - Front_Zoom

    Product Description

    The LG LW1217ERSM is not only cool...it's SMART! 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 550 sq ft to help save on energy. The unit has 3 cooling and fan speeds and a 24 hour timer to create a cooling schedule. 4-way air deflection lets the flow of air be directed 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. Other features include a remote control, easy window installation kit, slide-out (washable) filter and a check filter alert.
    See all Window Air Conditioners

    Product Description

    The LG LW1217ERSM is not only cool...it's SMART! 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 550 sq ft to help save on energy. The unit has 3 cooling and fan speeds and a 24 hour timer to create a cooling schedule. 4-way air deflection lets the flow of air be directed 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. Other features include a remote control, easy window installation kit, slide-out (washable) filter and a check filter alert.
    See all Window Air Conditioners
    See all Window Air Conditioners
  9. Windmill WhisperTech 8,000 BTU Smart Window Air Conditioner with Inverter Technology - White - Front_Zoom
    Top comment

    "This is a great AC - beautiful inside and out (my window is first floor street facing, so nice bonus that it looks good on the outside.) I live in a small apartment, so I particularly like that the AC vents upwards, and isn't blowing on me directly in a small room. ...Very quiet and love the eco-friendly option, gets my small office bedroom cool very quickly and efficiently. "

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    Product Description

    The Windmill AC with WhisperTech Inverter Technology is an efficient, quiet, eco-friendly and smart window air conditioner built for today's needs. Award winning WhisperTech Inverter Technology saves up to 40% on energy cost, faster cooling, Quiet Operation (9x quieter than traditional units). With curved edges, clean lines, and a low-profile look, Windmill is designed to blend right into your home. The small-sized 8,000 BTU unit cools spaces up to 350 square feet. And comes with the install kit pre-assembled for a fast and easy setup.
    See all Window Air Conditioners
    Top comment

    "This is a great AC - beautiful inside and out (my window is first floor street facing, so nice bonus that it looks good on the outside.) I live in a small apartment, so I particularly like that the AC vents upwards, and isn't blowing on me directly in a small room. ...Very quiet and love the eco-friendly option, gets my small office bedroom cool very quickly and efficiently. "

    See all customer reviews

    Product Description

    The Windmill AC with WhisperTech Inverter Technology is an efficient, quiet, eco-friendly and smart window air conditioner built for today's needs. Award winning WhisperTech Inverter Technology saves up to 40% on energy cost, faster cooling, Quiet Operation (9x quieter than traditional units). With curved edges, clean lines, and a low-profile look, Windmill is designed to blend right into your home. The small-sized 8,000 BTU unit cools spaces up to 350 square feet. And comes with the install kit pre-assembled for a fast and easy setup.
    See all Window Air Conditioners
    See all Window Air Conditioners
  10. Windmill 8,000 BTU Smart Window Air Conditoner - White - Front_Zoom
    Top comment

    "The customer service is top-notch. Had small technology issues, and the customer service was prompt and professional helping me troubleshoot....Same as my review of the small one! I have this one in my larger work space and it works just as good. "

    See all customer reviews

    Product Description

    The Windmill AC is an efficient, quiet, eco-friendly and smart window air conditioner built for the 2020s. With curved edges, clean lines, and a low-profile look, Windmill is designed to blend right into your modern home. The small-sized 8,300 BTU unit cools spaces up to 350 square feet. And comes with the install kit pre-assembled for a fast and easy setup.
    See all Window Air Conditioners
    Top comment

    "The customer service is top-notch. Had small technology issues, and the customer service was prompt and professional helping me troubleshoot....Same as my review of the small one! I have this one in my larger work space and it works just as good. "

    See all customer reviews

    Product Description

    The Windmill AC is an efficient, quiet, eco-friendly and smart window air conditioner built for the 2020s. With curved edges, clean lines, and a low-profile look, Windmill is designed to blend right into your modern home. The small-sized 8,300 BTU unit cools spaces up to 350 square feet. And comes with the install kit pre-assembled for a fast and easy setup.
    See all Window Air Conditioners
    See all Window Air Conditioners
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