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

The air conditioner and heater are two of the most important home appliances you can have. They keep your home comfortable and cozy during the hot summer months and cold winter days. Browse the top-ranked list of air conditioner and heaters below along with associated reviews and opinions.

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  1. Whynter - 500 Sq. Ft. Portable Air Conditioner and Heater - Platinum/Black - Front_Zoom
    Top comment

    "The Whynter Portable A/C and Heater was purchased as a gift to replace an aged window unit. ...good a/c and heater! a bit loud but easy to set up and heats/cools room fast...Versatile room air conditioner"

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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

    "The Whynter Portable A/C and Heater was purchased as a gift to replace an aged window unit. ...good a/c and heater! a bit loud but easy to set up and heats/cools room fast...Versatile room air conditioner"

    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
  2. Whynter - Elite 400 Sq. Ft. Portable Air Conditioner and Heater - White - Front_Zoom
    Top comment

    "This is a very effective air conditioner....This air conditioner is very effective in cooling a large (two rooms, hall, and bathroom. ...whynter-elite-400-sq-ft-portable-air-conditioner-and-heater-white is extremely good product which can be used instantly without rupturing main wall for out let connection. "

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    Product Description

    Enjoy a comfortable environment year-round with this Whynter Elite ARC-122DHP portable air conditioner, which features a 10,000 BTU heater and a dehumidifier for versatile climate control. The auto restart function turns the machine back on if the power is interrupted.
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    Top comment

    "This is a very effective air conditioner....This air conditioner is very effective in cooling a large (two rooms, hall, and bathroom. ...whynter-elite-400-sq-ft-portable-air-conditioner-and-heater-white is extremely good product which can be used instantly without rupturing main wall for out let connection. "

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    Product Description

    Enjoy a comfortable environment year-round with this Whynter Elite ARC-122DHP portable air conditioner, which features a 10,000 BTU heater and a dehumidifier for versatile climate control. The auto restart function turns the machine back on if the power is interrupted.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  3. Whynter - 400 Sq. Ft. Portable Air Conditioner and Heater - Frost White - Front_Zoom
    Top comment

    "Heater...I love this...Heater works great.............. Haven't used the ac yet.......Love this Air conditioner...Not really sure why I waited so long to make this purchase. I have not used the heater yet, but I am certain if the AC works this good the heater will as well, The noise level is acceptable."

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    Product Description

    The dual-hose design of this Whynter ARC-12SDH 12,000 BTU portable air conditioner and 11,000 BTU heater enables high-speed cooling, so you can quickly achieve a comfortable temperature. Digital controls and a remote simplify operation.
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    Top comment

    "Heater...I love this...Heater works great.............. Haven't used the ac yet.......Love this Air conditioner...Not really sure why I waited so long to make this purchase. I have not used the heater yet, but I am certain if the AC works this good the heater will as well, The noise level is acceptable."

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    Product Description

    The dual-hose design of this Whynter ARC-12SDH 12,000 BTU portable air conditioner and 11,000 BTU heater enables high-speed cooling, so you can quickly achieve a comfortable temperature. Digital controls and a remote simplify operation.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  4. NewAir - 525 Sq. Ft. Portable Air Conditioner and Heater, 8,600 BTUs (8,532 BTU, DOE), Window Venting Kit and Remote Control - White - Angle_Zoom
    Top comment

    "I bought the NewAir Portable Air Conditioner and Heater, to cool and heat my garage turned office. ...Great Portable Air Conditioner and Heater"

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    Product Description

    This Newair Portable Air Conditioner With Heater quickly cools, dehumidifies and heats up to 525 square feet of living space for total comfort in any season. With 8,600 BTUs (8,532 BTU with the new DOE guidelines) of power and a fan with up to 250 CFMs of airflow, this A/C and space heater easily keeps your room the temperature you want. The included venting kit makes it a snap to set up air conditioning, or roll it into place for heating on the easy-glide casters.
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    Top comment

    "I bought the NewAir Portable Air Conditioner and Heater, to cool and heat my garage turned office. ...Great Portable Air Conditioner and Heater"

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    Product Description

    This Newair Portable Air Conditioner With Heater quickly cools, dehumidifies and heats up to 525 square feet of living space for total comfort in any season. With 8,600 BTUs (8,532 BTU with the new DOE guidelines) of power and a fan with up to 250 CFMs of airflow, this A/C and space heater easily keeps your room the temperature you want. The included venting kit makes it a snap to set up air conditioning, or roll it into place for heating on the easy-glide casters.
    See all Portable Air Conditioners
    See all Portable Air Conditioners
  5. LG - 550 Sq. Ft 12,000 BTU Window Mounted Air Conditioner with 11,200 BTU Heater - White - Front_Zoom
    Top comment

    "This a/c and heater is terrific. I love the wide opening for air dispensing. ...combo AC-heater window unit...so far this Air conditioner is keeping up well with our 100 plus degree days here in Texas this month, it is fairly quiet and the eco setting works well."

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    Product Description

    Keep your house feeling comfortable no matter what the weather is like outside! The LG LW1216HR is ideal for cooling medium rooms up to 550 sq. ft. You can even add a bit of warmth on cooler days with the supplemental heat option. This unit has 2 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, heating, 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, removable, washable filter and a check filter alert.
    See all Window Air Conditioners
    Top comment

    "This a/c and heater is terrific. I love the wide opening for air dispensing. ...combo AC-heater window unit...so far this Air conditioner is keeping up well with our 100 plus degree days here in Texas this month, it is fairly quiet and the eco setting works well."

    See all customer reviews

    Product Description

    Keep your house feeling comfortable no matter what the weather is like outside! The LG LW1216HR is ideal for cooling medium rooms up to 550 sq. ft. You can even add a bit of warmth on cooler days with the supplemental heat option. This unit has 2 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, heating, 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, removable, washable filter and a check filter alert.
    See all Window Air Conditioners
    See all Window Air Conditioners
  6. AireMax - 500 Sq. Ft 8,000 BTU Portable Air Conditioner with 11,000 BTU Heater - White - Front_Zoom
    Top comment

    "Amazing ac heater cambo could have come with more accessories needed to install but works great...Air Conditioner-Heater is Great...This little roll-around air conditioner/heater is very convenient and powerful. "

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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

    "Amazing ac heater cambo could have come with more accessories needed to install but works great...Air Conditioner-Heater is Great...This little roll-around air conditioner/heater is very convenient and powerful. "

    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
  7. Whynter - 500 Sq. Ft. Portable Air Conditioner - Platinum/Black - Front_Zoom
    Top comment

    "Best portable air conditioner with GREAT reviews!!...Best efficiency of ALL portable air conditioners!!!!! Dual exhaust feature makes this the KING of portable air conditioners...Excellent dual purpose heater/ air conditioner... Wasn't sure at first, but definitely a great purchase...."

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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

    "Best portable air conditioner with GREAT reviews!!...Best efficiency of ALL portable air conditioners!!!!! Dual exhaust feature makes this the KING of portable air conditioners...Excellent dual purpose heater/ air conditioner... Wasn't sure at first, but definitely a great purchase...."

    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
  8. TORRAS - COOLiFY Cyber Wearable Air Conditioner 6000mAh - Cascade Black - Front_Zoom
    Top comment

    "I’m very happy with this personal air conditioner/heater. My office is very cold and we cannot use space heaters, so this will come in handy on those cold days. ...This review is for the Torras Coolify Cyber Wearable Air Conditioner in cascade black. The Torras Coolify Cyber Wearable Air Conditioner is a futuristic solution to beat the heat wherever you go. "

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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

    "I’m very happy with this personal air conditioner/heater. My office is very cold and we cannot use space heaters, so this will come in handy on those cold days. ...This review is for the Torras Coolify Cyber Wearable Air Conditioner in cascade black. The Torras Coolify Cyber Wearable Air Conditioner is a futuristic solution to beat the heat wherever you go. "

    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
  9. LG - 350 Sq. Ft 7,5000 BTU Window Mounted Air Conditioner with 3,850 BTU Heater - White - Front_Zoom

    Product Description

    Keep your house feeling comfortable no matter what the weather is like outside! The LG LW8016HR is ideal for cooling medium rooms up to 350 sq. ft. You can even add a bit of warmth on cooler days with the supplemental heat option. This unit has 2 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, heating, 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, removable, washable filter and a check filter alert.
    See all Window Air Conditioners

    Product Description

    Keep your house feeling comfortable no matter what the weather is like outside! The LG LW8016HR is ideal for cooling medium rooms up to 350 sq. ft. You can even add a bit of warmth on cooler days with the supplemental heat option. This unit has 2 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, heating, 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, removable, washable filter and a check filter alert.
    See all Window Air Conditioners
    See all Window Air Conditioners
  10. LG - 1420 Sq. Ft. Window Air Conditioner and 1420 Sq. Ft. Heater - White - Front_Zoom
    Top comment

    "[This review was collected as part of a promotion.] So far so good. Air blowing very good. Will let you know about the heater later....Just bought it a month ago and only used the heater. It is a strong unit - puts out nice warm air (not hot) that quickly fills about 1000sq ft. "

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    Product Description

    Keep comfortable year-round with this 23,000 BTU LG window air conditioner and heater. Adjustable temperature settings and a programmable timer ensure optimal heating or cooling throughout the day, and the four-way direction vents let you aim the air where you want it. This LG window air conditioner and heater comes with a remote control for convenient across-room operation.
    See all Window Air Conditioners
    Top comment

    "[This review was collected as part of a promotion.] So far so good. Air blowing very good. Will let you know about the heater later....Just bought it a month ago and only used the heater. It is a strong unit - puts out nice warm air (not hot) that quickly fills about 1000sq ft. "

    See all customer reviews

    Product Description

    Keep comfortable year-round with this 23,000 BTU LG window air conditioner and heater. Adjustable temperature settings and a programmable timer ensure optimal heating or cooling throughout the day, and the four-way direction vents let you aim the air where you want it. This LG window air conditioner and heater comes with a remote control for convenient across-room operation.
    See all Window Air Conditioners
    See all Window Air Conditioners
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