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Best Buy customers often prefer the following products when searching for energy efficient heaters.

The best space heaters are more than just a way to keep your home warm when the temperature drops. They're also an investment in comfort and health, since a good space heater can help you avoid the aches and pains that come with cold temperatures. Browse the top-ranked list of energy-efficient heaters below along with associated reviews and opinions.

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  1. Lifesmart - 24-inch Infrared PTC Tower Heater with Oscillation - Black - Front_Zoom
    Top comment

    "Bathroom heater"

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    Product Description

    The Lifesmart tower infrared heater is designed for added room warmth when the weather turns chilly. This heater tower features a long lasting infrared PTC heating element, spreading even heat out into the room, without drying out the room air. Positive Temperature Coefficient heaters are built with specialized heating discs from ceramic materials which makes for a long lasting efficient, safe and powerful heater. There are 3 heat settings for up to 1500 Watts or 1000 Watts of power, plus an energy-saving ECO mode which takes the heater wattage and self-regulates to maintain a constant 68 degrees using only the most efficient power consumption. The heater also includes safety features such as a cool-touch exterior cabinet, plus tip-over and overheat safety. The large tower design features a stylish black metal cabinet that oscillates, spreading comfort throughout your chosen room.
    See all Space Heaters
    Top comment

    "Bathroom heater"

    See all customer reviews

    Product Description

    The Lifesmart tower infrared heater is designed for added room warmth when the weather turns chilly. This heater tower features a long lasting infrared PTC heating element, spreading even heat out into the room, without drying out the room air. Positive Temperature Coefficient heaters are built with specialized heating discs from ceramic materials which makes for a long lasting efficient, safe and powerful heater. There are 3 heat settings for up to 1500 Watts or 1000 Watts of power, plus an energy-saving ECO mode which takes the heater wattage and self-regulates to maintain a constant 68 degrees using only the most efficient power consumption. The heater also includes safety features such as a cool-touch exterior cabinet, plus tip-over and overheat safety. The large tower design features a stylish black metal cabinet that oscillates, spreading comfort throughout your chosen room.
    See all Space Heaters
    See all Space Heaters
  2. GE - 550 Sq. Ft. 12,000 BTU Smart Window Air Conditioner and 10,800 BTU Heater - 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 while remaining quiet, and our latest connected technology makes these products versatile and easy to use. This 8,000 BTU smart window air conditioner cools and heats medium rooms up to 350 square feet. Energy efficient cooling with 3 cooling, 3 heating, and 3 fan speeds provides year-round 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 adjust and manage your settings. This AC installs easily in a double hung window with included window kit and slide-out 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 while remaining quiet, and our latest connected technology makes these products versatile and easy to use. This 8,000 BTU smart window air conditioner cools and heats medium rooms up to 350 square feet. Energy efficient cooling with 3 cooling, 3 heating, and 3 fan speeds provides year-round 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 adjust and manage your settings. This AC installs easily in a double hung window with included window kit and slide-out 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 - 450 Sq. Ft. 10,300 BTU Smart Portable Air Conditioner and 10,300 BTU Heater - White - Front_Zoom

    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 10,000 BTU class (10300 BTU DOE) smart portable air conditioner cools and heats medium rooms up to 450 square feet. Energy efficient cooling with 3 cooling, 3 heating, 3 fan speeds provide 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

    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 10,000 BTU class (10300 BTU DOE) smart portable air conditioner cools and heats medium rooms up to 450 square feet. Energy efficient cooling with 3 cooling, 3 heating, 3 fan speeds provide 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
  4. Bromic Heating - Outdoor Heater - Tungsten Portable - LPG - 38,500 BTU - Black - Front_Zoom
    Top comment

    "Awsome heater very good investing i going buy more...Bromic heater...Produces good heat coverage. Had an issue with heater and bromic shipped new one out."

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    Product Description

    Up to 3 times more efficient than traditional Mushroom heaters, the Bromic Tungsten Portable Gas patio heater has got you covered! With its award-winning, matte black finish, it’s a piece of modern art and a high-performance radiant heater in one, creating comfortable warm environments in areas of up to 215 square feet. This highly-efficient patio heater easily overcomes winds of up to 8mph and wastes little to no energy thanks to its use of directional heat, making sure the heat ends up exactly where it’s needed.
    See all Propane Patio Heaters
    Top comment

    "Awsome heater very good investing i going buy more...Bromic heater...Produces good heat coverage. Had an issue with heater and bromic shipped new one out."

    See all customer reviews

    Product Description

    Up to 3 times more efficient than traditional Mushroom heaters, the Bromic Tungsten Portable Gas patio heater has got you covered! With its award-winning, matte black finish, it’s a piece of modern art and a high-performance radiant heater in one, creating comfortable warm environments in areas of up to 215 square feet. This highly-efficient patio heater easily overcomes winds of up to 8mph and wastes little to no energy thanks to its use of directional heat, making sure the heat ends up exactly where it’s needed.
    See all Propane Patio Heaters
    See all Propane Patio Heaters
  5. Heat Storm - Radiant Glass Heater 16x72 - Gray - Front_Zoom

    Model: HS-1672-V100
    SKU: 6510934

    Product Description

    These stunning radiant glass wall heaters provide a completely silent, relaxing, and comfortable radiant heat while adding amazing beauty to any room. Their radiant heat warms up people and objects rather than trying to just warm the air. Their ultra slim profile makes them perfect for any room in the house.  They are proudly printed and assembled right here in the USA.  Their ultra-energy efficient heating element is hidden and bonded between two panes of premium quality tempered glass and will never require any maintenance.  Mounting is a breeze thanks to the pre-installed mounting brackets and included mounting template. Each heater is pre-wired at our factory and simply plugs into any standard household outlet.  The high-resolution artwork cannot be scratched off or damaged since it is printed on the backside of the tempered glass. Beauty, warmth, and comfort all in one.
    See all Space Heaters

    Product Description

    These stunning radiant glass wall heaters provide a completely silent, relaxing, and comfortable radiant heat while adding amazing beauty to any room. Their radiant heat warms up people and objects rather than trying to just warm the air. Their ultra slim profile makes them perfect for any room in the house.  They are proudly printed and assembled right here in the USA.  Their ultra-energy efficient heating element is hidden and bonded between two panes of premium quality tempered glass and will never require any maintenance.  Mounting is a breeze thanks to the pre-installed mounting brackets and included mounting template. Each heater is pre-wired at our factory and simply plugs into any standard household outlet.  The high-resolution artwork cannot be scratched off or damaged since it is printed on the backside of the tempered glass. Beauty, warmth, and comfort all in one.
    See all Space Heaters
    See all Space Heaters
  6. Vornado - Whole Room Heater - Storm Gray - Front_Zoom

    Model: EH1-0193-85
    SKU: 6539490
    Top comment

    "Great Little Heater...It is quiet, efficient, cool to the touch, so safe around kids. ...Thanks Vornado another good one. Also, energy efficient"

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    Product Description

    The foundation of our family of steel heaters, the VMHi300 delivers the epitome of comfort and efficiency while complementing your style. With a cool-touch, powder-coated metal case, dials that feel great in your hands, discreet cord storage and our signature Whole Room Vortex Heat Circulation, it not only elevates the look and feel of the typical home heater, it does its job remarkably well. A metal inlet grill that keeps dust (and fingers) at bay, plus other safety features, ensures cozy comfort with peace of mind, along with a 5-year satisfaction guarantee.
    See all Space Heaters
    Top comment

    "Great Little Heater...It is quiet, efficient, cool to the touch, so safe around kids. ...Thanks Vornado another good one. Also, energy efficient"

    See all customer reviews

    Product Description

    The foundation of our family of steel heaters, the VMHi300 delivers the epitome of comfort and efficiency while complementing your style. With a cool-touch, powder-coated metal case, dials that feel great in your hands, discreet cord storage and our signature Whole Room Vortex Heat Circulation, it not only elevates the look and feel of the typical home heater, it does its job remarkably well. A metal inlet grill that keeps dust (and fingers) at bay, plus other safety features, ensures cozy comfort with peace of mind, along with a 5-year satisfaction guarantee.
    See all Space Heaters
    See all Space Heaters
  7. Honeywell UberHeat 5 Ceramic Heater - Black - Front_Zoom
    Top comment

    "Surprisingly fast and efficient heater. Maybe too good! Keep it low, especially in smaller rooms....Compact and efficient!...Compact and efficient portable heater that really puts out the heat. "

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    Product Description

    Always stay warm and comfortable with the powerful and cozy heat from the Honeywell UberHeat® 5 Ceramic Heater. This small heater features easy-to-use manual controls with 2 comfort settings (high and low). The adjustable thermostat provides customized comfort, making it idea for personal and small room heating.
    See all Space Heaters
    Top comment

    "Surprisingly fast and efficient heater. Maybe too good! Keep it low, especially in smaller rooms....Compact and efficient!...Compact and efficient portable heater that really puts out the heat. "

    See all customer reviews

    Product Description

    Always stay warm and comfortable with the powerful and cozy heat from the Honeywell UberHeat® 5 Ceramic Heater. This small heater features easy-to-use manual controls with 2 comfort settings (high and low). The adjustable thermostat provides customized comfort, making it idea for personal and small room heating.
    See all Space Heaters
    See all Space Heaters
  8. Lasko - Oscillating Ceramic Tower Heater with Logic Center Remote Control - Gray/Black - Front_Zoom
    Top comment

    "We use in our trailer and is perfect size for it! Quiet and efficient....So quiet & efficient...So happy with this heater. It’s extremely quiet and I love having a remote control for it. "

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    Product Description

    The Lasko oscillating ceramic tower heater has an elongated ceramic heating element to extend your comfort zone. Comfort Air technology propels warmth into the room while the widespread oscillation spreads it throughout the room. Two quiet comfort settings and an energy-saving 8-hour timer allow you to make adjustments to achieve optimal comfort. Plus, the convenient Logic Center electronic remote control with digital LED display gives you the option to change settings without moving from the couch.
    See all Space Heaters
    Top comment

    "We use in our trailer and is perfect size for it! Quiet and efficient....So quiet & efficient...So happy with this heater. It’s extremely quiet and I love having a remote control for it. "

    See all customer reviews

    Product Description

    The Lasko oscillating ceramic tower heater has an elongated ceramic heating element to extend your comfort zone. Comfort Air technology propels warmth into the room while the widespread oscillation spreads it throughout the room. Two quiet comfort settings and an energy-saving 8-hour timer allow you to make adjustments to achieve optimal comfort. Plus, the convenient Logic Center electronic remote control with digital LED display gives you the option to change settings without moving from the couch.
    See all Space Heaters
    See all Space Heaters
  9. Heat Storm - Sahara 1500 Watt Portable Heater - Black - Front_Zoom
    Top comment

    "The heater works great so far. Easy to use and lightweight."

    See all customer reviews

    Product Description

    At only 10 lbs. the Sahara Ultra-Portable Infrared Quartz Heater is designed so you can take the heat to any room up or downstairs with ease. Its sleek design will match the decor in any home. Heat Storm's HMS patented infrared heating technology will change the way you think about portable heat. Enjoy healthy, comforting warmth with no dry skin, no chilly drafts. Most space heaters burn humidity (moisture) out of the air, leaving your skin dry and your sinuses in pain. This little energy-efficient wonder uses a new infrared technology to keep the air comfortably moist while filling up to 1,000 sq. ft. with pampering warmth that is directed toward you, not the ceiling. Utilize this unit by zone heating the rooms you spend the most time in. Zone heating allows you to only heat the rooms you are in the most and helps save you reduce energy consumption.
    See all Space Heaters
    Top comment

    "The heater works great so far. Easy to use and lightweight."

    See all customer reviews

    Product Description

    At only 10 lbs. the Sahara Ultra-Portable Infrared Quartz Heater is designed so you can take the heat to any room up or downstairs with ease. Its sleek design will match the decor in any home. Heat Storm's HMS patented infrared heating technology will change the way you think about portable heat. Enjoy healthy, comforting warmth with no dry skin, no chilly drafts. Most space heaters burn humidity (moisture) out of the air, leaving your skin dry and your sinuses in pain. This little energy-efficient wonder uses a new infrared technology to keep the air comfortably moist while filling up to 1,000 sq. ft. with pampering warmth that is directed toward you, not the ceiling. Utilize this unit by zone heating the rooms you spend the most time in. Zone heating allows you to only heat the rooms you are in the most and helps save you reduce energy consumption.
    See all Space Heaters
    See all Space Heaters
  10. EnergyWise - 1500 Watt Portable Infrared Heater - BLACK - Front_Zoom

    Product Description

    At only 10 lbs. the Sahara Ultra-Portable Infrared Quartz Heater is designed so you can take the heat to any room up or downstairs with ease. Its sleek design will match the decor in any home. Heat Storm's HMS patented infrared heating technology will change the way you think about portable heat. Enjoy healthy, comforting warmth with no dry skin, no chilly drafts. Most space heaters burn humidity (moisture) out of the air, leaving your skin dry and your sinuses in pain. This little energy-efficient wonder uses a new infrared technology to keep the air comfortably moist while filling up to 1,000 sq. ft. with pampering warmth that is directed toward you, not the ceiling. Utilize this unit by zone heating the rooms you spend the most time in. Zone heating allows you to only heat the rooms you are in the most and helps save you reduce energy consumption.
    See all Space Heaters

    Product Description

    At only 10 lbs. the Sahara Ultra-Portable Infrared Quartz Heater is designed so you can take the heat to any room up or downstairs with ease. Its sleek design will match the decor in any home. Heat Storm's HMS patented infrared heating technology will change the way you think about portable heat. Enjoy healthy, comforting warmth with no dry skin, no chilly drafts. Most space heaters burn humidity (moisture) out of the air, leaving your skin dry and your sinuses in pain. This little energy-efficient wonder uses a new infrared technology to keep the air comfortably moist while filling up to 1,000 sq. ft. with pampering warmth that is directed toward you, not the ceiling. Utilize this unit by zone heating the rooms you spend the most time in. Zone heating allows you to only heat the rooms you are in the most and helps save you reduce energy consumption.
    See all Space Heaters
    See all Space Heaters
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