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

Air conditioners are one of the most important appliances in your home. The best ones are big enough to keep you comfortable, are energy efficient, and have features that are helpful in maintaining the temperature in your home. Browse the top-ranked list of big air conditioners below along with associated reviews and opinions.

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  1. AireMax - 500 Sq. Ft 8,000 BTU Portable Air Conditioner with 11,000 BTU Heater - White - Front_Zoom
    Top comment

    "Portable air conditioner was heavy to move around Need plenty of space...Air conditioner"

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    Product Description

    The AireMax 8,000 BTU Portable Air Conditioner, 14,000 BTU ASHRAE standard, is the perfect comfort option for any home. Ideal for cooling any room up to a 500 square foot max. Doubling as a dehumidifier this unit will remove up to 78 pints of moisture from your home per day. Add a supplemental heat source to your home with the 11,000 BTU heat-mode option. Designed with a self-evaporative system, the unit condensates water recycled inside for efficient cooling. Equipped with cooling options tailored to your preferences, the unit has 3 air flow speeds, plus auto 1-way directional air louvers for effective air movement while in use. At night take advantage of the 24-Hour Programmable Timer or Sleep Mode function for minimal maintenance and consistent cooling at all hours. If you lose power this unit is equipped with an Auto Restart function that will automatically turn back on to the last temperature you set it at.
    See all Portable Air Conditioners
    Top comment

    "Portable air conditioner was heavy to move around Need plenty of space...Air conditioner"

    See all customer reviews

    Product Description

    The AireMax 8,000 BTU Portable Air Conditioner, 14,000 BTU ASHRAE standard, is the perfect comfort option for any home. Ideal for cooling any room up to a 500 square foot max. Doubling as a dehumidifier this unit will remove up to 78 pints of moisture from your home per day. Add a supplemental heat source to your home with the 11,000 BTU heat-mode option. Designed with a self-evaporative system, the unit condensates water recycled inside for efficient cooling. Equipped with cooling options tailored to your preferences, the unit has 3 air flow speeds, plus auto 1-way directional air louvers for effective air movement while in use. At night take advantage of the 24-Hour Programmable Timer or Sleep Mode function for minimal maintenance and consistent cooling at all hours. If you lose power this unit is equipped with an Auto Restart function that will automatically turn back on to the last temperature you set it at.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  2. AuxAC - 350 Sq. Ft Portable Air Conditioner and 7,600 BTU Heater - White - Front_Zoom
    Top comment

    "Aux air conditioner...Portable air conditioner"

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    Product Description

    This portable air conditioner gives you the choice of what room to cool and when to cool it. This 13,000 BTU (8,000 BTU DOE) air conditioner is a great solution for reducing your central AC use by cooling the room you use the most. Perfect for smaller rooms, such as a home office or bedroom up to 350 sq.ft. and has a built-in dehumidifier that removes up to 2.83 pints of moisture per hour. With built-in 7,600 BTU heating capabilities, this unit can be used all year round. The AC models include caster wheels for easy movement and complete window venting kits for quick setup. Designed to cool your home and save you money on energy, this air conditioner is the perfect fit for any home.
    See all Portable Air Conditioners
    Top comment

    "Aux air conditioner...Portable air conditioner"

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    Product Description

    This portable air conditioner gives you the choice of what room to cool and when to cool it. This 13,000 BTU (8,000 BTU DOE) air conditioner is a great solution for reducing your central AC use by cooling the room you use the most. Perfect for smaller rooms, such as a home office or bedroom up to 350 sq.ft. and has a built-in dehumidifier that removes up to 2.83 pints of moisture per hour. With built-in 7,600 BTU heating capabilities, this unit can be used all year round. The AC models include caster wheels for easy movement and complete window venting kits for quick setup. Designed to cool your home and save you money on energy, this air conditioner is the perfect fit for any home.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  3. Whynter - 500 Sq. Ft. Portable Air Conditioner and Heater - Platinum/Black - Front_Zoom
    Top comment

    "Good air conditioner...The air conditioner provides significant cooling. The installation document is easy to understand. ...Portable air conditioner unit...I am happy with this portable air conditioner. The area where its needed remains cool all day and at night i actually bundle up to keep warm."

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    Product Description

    Keep your home comfortable with this Whynter ARC-14SH 14,000 BTU portable air conditioner and 13,000 BTU heater that features dual-hose operation for fast, efficient cooling. The 101-pts./day dehumidification capacity helps you breathe easily.
    See all Portable Air Conditioners
    Top comment

    "Good air conditioner...The air conditioner provides significant cooling. The installation document is easy to understand. ...Portable air conditioner unit...I am happy with this portable air conditioner. The area where its needed remains cool all day and at night i actually bundle up to keep warm."

    See all customer reviews

    Product Description

    Keep your home comfortable with this Whynter ARC-14SH 14,000 BTU portable air conditioner and 13,000 BTU heater that features dual-hose operation for fast, efficient cooling. The 101-pts./day dehumidification capacity helps you breathe easily.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  4. Whynter - 350 Sq. Ft. Portable Air Conditioner - White - Front_Zoom
    Top comment

    "cool air...Great air conditioner, great price. no more sitting in heat....This air conditioner worked great for the area we needed to cool."

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    Product Description

    Efficiently cool your home or office with this Whynter ARC-110WD 11,000 BTU portable air conditioner, which features dual-hose operation for fast performance, as well as 4 fan speeds and 4 operating modes that enable customized use.
    See all Portable Air Conditioners
    Top comment

    "cool air...Great air conditioner, great price. no more sitting in heat....This air conditioner worked great for the area we needed to cool."

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    Product Description

    Efficiently cool your home or office with this Whynter ARC-110WD 11,000 BTU portable air conditioner, which features dual-hose operation for fast performance, as well as 4 fan speeds and 4 operating modes that enable customized use.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  5. Honeywell 550-700 sq ft Portable Air Conditioner with Dual Hose - Black - Front_Zoom
    Top comment

    "Honeywell portable Air conditioner...Great looking Portable Ac but a bit bigger than I imagined it. Still a solid air conditioner that was easy to set up and instantly cooled our bedroom with ease. "

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    Product Description

    The Honeywell Classic series dual hose portable air conditioner combines 3-in-1 technology into one sleek body, cooling and dehumidifying areas up to 550-700 square feet. It features an auto-evaporation system, a reliable dehumidifying function as well as a traditional three-speed fan only function delivering 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 unit, the Honeywell Portable Air Conditioner requires no permanent installation and the smooth-gliding caster wheels provide easy mobility from room to room. This portable air conditioner comes with everything needed including dual flexible exhaust hoses 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

    "Honeywell portable Air conditioner...Great looking Portable Ac but a bit bigger than I imagined it. Still a solid air conditioner that was easy to set up and instantly cooled our bedroom with ease. "

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    Product Description

    The Honeywell Classic series dual hose portable air conditioner combines 3-in-1 technology into one sleek body, cooling and dehumidifying areas up to 550-700 square feet. It features an auto-evaporation system, a reliable dehumidifying function as well as a traditional three-speed fan only function delivering 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 unit, the Honeywell Portable Air Conditioner requires no permanent installation and the smooth-gliding caster wheels provide easy mobility from room to room. This portable air conditioner comes with everything needed including dual flexible exhaust hoses 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
  6. Whynter - 500 Sq. Ft. Portable Air Conditioner - Platinum/Black - Front_Zoom
    Top comment

    "Great air conditioner for a small apartment...I found this air conditioner to adequately cool my medium size apartment living room....Air Conditioner...Very pleased with my air conditioner. Easy to set up and run."

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    Product Description

    Whynter ARC-14S 14,000 BTU Portable Air Conditioner: Keep a pleasant temperature in any room with this portable air conditioner. With its variety of fan and dehumidifying settings, you can achieve precise climate control when and where you need it most. Save on filter replacements with the convenient washable filter.
    See all Portable Air Conditioners
    Top comment

    "Great air conditioner for a small apartment...I found this air conditioner to adequately cool my medium size apartment living room....Air Conditioner...Very pleased with my air conditioner. Easy to set up and run."

    See all customer reviews

    Product Description

    Whynter ARC-14S 14,000 BTU Portable Air Conditioner: Keep a pleasant temperature in any room with this portable air conditioner. With its variety of fan and dehumidifying settings, you can achieve precise climate control when and where you need it most. Save on filter replacements with the convenient washable filter.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  7. GE - 250 Sq. Ft. 6000 BTU Window Air Conditioner - White - Front_Zoom
    Top comment

    "Quiet and cold air, but I should have went larger....My room is the hotest room in the whole house, because I have my computer and my TV running at the same time. This Window air conditioner can COOL DOWN my room with no issues, It is easy to install and easy to use. "

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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 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

    "Quiet and cold air, but I should have went larger....My room is the hotest room in the whole house, because I have my computer and my TV running at the same time. This Window air conditioner can COOL DOWN my room with no issues, It is easy to install and easy to use. "

    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
  8. LG - Air Conditioner Wall Sleeve - Aluminum - Front_Zoom
    Top comment

    "Easy to install and was a perfect fit for my air conditioner....Dimensions for the hole through the wall were not the best but once I finished the area it slid into place with only a little effort. The new air conditioner slid into the sleeve with no trouble at all."

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    Product Description

    Keep your 26" through-the-wall air conditioner protected from inclement weather, corrosion and more with this LG AXSVA1 wall sleeve that features an all-metal, insulated design for durability.
    See all Air Conditioner Accessories
    Top comment

    "Easy to install and was a perfect fit for my air conditioner....Dimensions for the hole through the wall were not the best but once I finished the area it slid into place with only a little effort. The new air conditioner slid into the sleeve with no trouble at all."

    See all customer reviews

    Product Description

    Keep your 26" through-the-wall air conditioner protected from inclement weather, corrosion and more with this LG AXSVA1 wall sleeve that features an all-metal, insulated design for durability.
    See all Air Conditioner Accessories
    See all Air Conditioner Accessories
  9. LG - 440 Sq. Ft. Through-the-Wall Air Conditioner and 440 Sq. Ft. Heater - White - Front_Zoom
    Top comment

    "works very quiet. For hot and cold air....Works great cools better than I thought it would do,rit right in the old air conditioner spot."

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    Product Description

    Control your environment with this 10,000 BTU LG air conditioner. Its 230V motor provides two cooling speeds along with supplemental heating, and its four-way air deflection system covers areas of up to 440 sq. ft. This through-the-wall LG air conditioner has a 24-hour timer that lets you preset operating hours.
    See all In-Wall Air Conditioners
    Top comment

    "works very quiet. For hot and cold air....Works great cools better than I thought it would do,rit right in the old air conditioner spot."

    See all customer reviews

    Product Description

    Control your environment with this 10,000 BTU LG air conditioner. Its 230V motor provides two cooling speeds along with supplemental heating, and its four-way air deflection system covers areas of up to 440 sq. ft. This through-the-wall LG air conditioner has a 24-hour timer that lets you preset operating hours.
    See all In-Wall Air Conditioners
    See all In-Wall Air Conditioners
  10. TORRAS - COOLiFY Cyber Wearable Air Conditioner 6000mAh - Cascade Black - Front_Zoom
    Top comment

    "It really IS an air conditioner....If you’ve never tried a ‘personal air conditioner’ I think you’ll really like the Coolify Cyber. ...This was precisely the type of scenario where I knew a personal neck air conditioner would excel – and excel it did. "

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    Product Description

    Introducing COOLiFY Cyber, the ultimate personal air conditioner that is different from conventional neck fans and engineered to deliver a customized and comfortable climate experience beyond compare. With powerful cooling performance and pioneering features, COOLiFY Cyber sets the benchmark for the next era of personal neck air conditioners. Powered by the algorithm-driven KU 3.0 chip, state-of-the-art Coology system, and graphene heat dissipation technology, COOLiFY Cyber swiftly envelops you in refreshing coolness, accompanied by customizable airflow and modes (Cool/Fan/Heat) ensuring tailored comfort regardless of the temperature. The compact, lightweight, and adjustable design allows you to move your head without restriction, making it ideal for various outdoor activities like golfing.
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    Top comment

    "It really IS an air conditioner....If you’ve never tried a ‘personal air conditioner’ I think you’ll really like the Coolify Cyber. ...This was precisely the type of scenario where I knew a personal neck air conditioner would excel – and excel it did. "

    See all customer reviews

    Product Description

    Introducing COOLiFY Cyber, the ultimate personal air conditioner that is different from conventional neck fans and engineered to deliver a customized and comfortable climate experience beyond compare. With powerful cooling performance and pioneering features, COOLiFY Cyber sets the benchmark for the next era of personal neck air conditioners. Powered by the algorithm-driven KU 3.0 chip, state-of-the-art Coology system, and graphene heat dissipation technology, COOLiFY Cyber swiftly envelops you in refreshing coolness, accompanied by customizable airflow and modes (Cool/Fan/Heat) ensuring tailored comfort regardless of the temperature. The compact, lightweight, and adjustable design allows you to move your head without restriction, making it ideal for various outdoor activities like golfing.
    See all Fans
    See all Fans
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