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10 Best Electric Space Heater For Large Room 2025 in the United States

#1

Winner

9.9 score

Dreo Space Heater, Portable Electric Heaters for Indoor Use with Thermostat and Remote, 2024 Upgraded, Digital Display, 12H Timer, 5 Mode, 1500W PTC Ceramic Fast Safety Heat for Office Bedroom Home

The Dreo Space Heater stands out as a versatile and efficient option for heating larger rooms. It boasts a powerful 1500W PTC ceramic heating element, allowing it to quickly generate heat and effectively circulate warm air throughout the room. The addition of a digital thermostat, with a wide temperature range from 41-95℉ and 1℉ increments, provides precise control over the desired temperature, which can help in managing energy consumption more efficiently.

Rating
9.9
Chosen by1,462
Heating Capacity (Wattage)
Heating Method
Thermostat Control

Most important from
11790 reviews

Heating Capacity (Wattage)
It pulls a lot of power, so avoid using it with other high-power appliances on the same outlet.
Heating Method
Set the mode to Eco, set the temperature, and the heater silently keeps the area perfect.
Thermostat Control
Setting an actual temperature rather than just high, medium, or low adds precision.
Safety Features
The internal tip-over switch works flawlessly, ensuring safety.
Noise Level
The brushless DC motor is whisper quiet, perfect for maintaining a serene environment.
Portability
Small but powerful, it's easy to move from one room to another.
#2
9.8 score

Dreo Space Heater, 1500W Portable Electric Heaters for Indoor Use, PTC Ceramic Heater for Office with Remote, Thermostat, 70°Oscillation, 12H Timer, 5 Modes, Safe Quiet Room Heater for Bedroom

The Dreo Space Heater delivers a powerful 1500W heating capacity using PTC Ceramic heating technology, ensuring quick and efficient warmth. It performs well in large rooms up to 200 square feet thanks to its 70-degree wide-angle oscillation, which distributes heat evenly. The heater includes a digital thermostat with a wide range (41 to 95℉), allowing precise temperature control in 1℉ increments.

Rating
9.8
Heating Capacity (Wattage)
Heating Method
Safety Features

Most important from
23994 reviews

Heating Capacity (Wattage)
Despite being quiet, it still provides excellent warmth in various spaces.
Heating Method
The oscillation feature works smoothly, distributing heat efficiently across the room.
Safety Features
Safety features, including overheat protection, offer peace of mind with kids and pets around.
Noise Level
Heats up quickly and operates very quietly, making it perfect for large bedroom spaces.
Portability
Compact and portable design makes it easy to move between rooms.
#3
9.6 score

Dyson Hot+Cool™ AM09 Jet Focus heater and fan

The Dyson Hot+Cool™ AM09 Jet Focus heater and fan offers a unique combination of heating and cooling functionalities, making it a versatile option for year-round use. The Air Multiplier technology provides smooth airflow, efficiently heating or cooling large spaces. Its ceramic plates enable quick heating, making it ideal for cold weather. The Jet Focus control lets you switch between Focused and Diffused modes, accommodating either personal heating or whole-room comfort.

Rating
9.6
Heating Method
Safety Features
Noise Level

Most important from
1727 reviews

Heating Method
Perfect addition to a Dyson home, especially appreciated for its bladeless and dust-free design.
Safety Features
Ideal for small spaces, maintaining a comfortable temperature without overheating, and safe for children.
Noise Level
Worth every dollar despite the price - doubles as a heater and a fan, and operates quietly.

Top 10 Best Electric Space Heater For Large Room 2025 in the United States

#1

Winner

9.9 score

Dreo Space Heater, Portable Electric Heaters for Indoor Use with Thermostat and Remote, 2024 Upgraded, Digital Display, 12H Timer, 5 Mode, 1500W PTC Ceramic Fast Safety Heat for Office Bedroom Home

Heating Capacity (Wattage): 1500W
Heating Method: PTC Ceramic
Thermostat Control: Digital, 41-95℉, 1℉ increments
Safety Features: Overheat, tip-over, flame retardant, child lock
Energy Efficiency: Precise temperature control
Noise Level: 34dB
Portability: Handle, lightweight (3.04 pounds)

Chosen by 1462 this week

Dyson Hot+Cool™ AM09 Jet Focus heater and fan

Heating Method: Ceramic plates
Safety Features: Overheating protection, Bladeless design
Portability: Limited due to tower form

Dr Infrared Heater Portable Space Heater, Original, 1500-Watt, Cherry (Pack of 1)

Heating Capacity (Wattage): 1500
Heating Method: Infrared quartz, PTC
Thermostat Control: Electronic thermostat
Safety Features: Tip-over, Overheat protection
Energy Efficiency: Energy Efficient
Noise Level: 39 dB
Portability: Portable, Caster wheels

De'Longhi Dragon Digital Oil Filled Radiator Heater, 1500W Electric Space Heater for indoor use, programmable timer, Energy Saving, full room heater with safety features TRD40615E

Heating Capacity (Wattage): 1500W
Heating Method: Oil Filled Radiator
Thermostat Control: Digital control with LED display
Safety Features: Child lock, thermal cut-off, anti-freeze
Energy Efficiency: ECO Plus feature
Noise Level: Quiet operation
Portability: Ergonomic handles, snap-on wheels

De'Longhi Oil filled Radiator Heater, 1500W Electric Space Heater for indoor use, portable room heater, Energy Saving, full room like office and bedroom with safety features, EW7707CB

Heating Capacity (Wattage): 1500 Watts
Heating Method: Oil-filled Radiant
Thermostat Control: ComfortTemp feature
Safety Features: Thermal cut-off, enclosed elements, anti-freeze
Energy Efficiency: Improves efficiency by up to 20%
Noise Level: Quiet operation
Portability: Handle, smart snap wheels

Dreo Space Heater Large Room, 30" Electric Heaters with Remote, 120° Oscillation, Adjustable Thermostat, 5 Heat & 3 Fan levels, 8 Safety Protections, 25dB Quiet, 1-12H Timer, Heater for Office, Black

Heating Capacity (Wattage): 308mm PTC ceramic element
Heating Method: PTC Ceramic
Thermostat Control: Adjustable thermostat (41°F - 95°F)
Safety Features: Flame-retardant, cool-touch, tip-over, overheat
Energy Efficiency: Up to 50% energy savings
Noise Level: 25 dB
Portability: 8 pounds, floor-mounted
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Buying Guide for the Best Electric Space Heater For Large Room

Choosing the right electric space heater for a large room involves understanding various specifications that determine the heater's efficiency, safety, and suitability for your specific needs. By focusing on these key specs, you can ensure that you select a heater that will effectively warm your space while being energy-efficient and safe to use.
Heating Capacity (Wattage)Heating capacity, measured in watts, indicates how much heat the heater can produce. This is crucial because a heater with insufficient wattage won't adequately warm a large room. Generally, you need about 10 watts per square foot of space. For a large room, look for heaters with higher wattage, typically between 1500 to 3000 watts. If your room is particularly large or has high ceilings, you might need a heater on the higher end of this range.
Heating MethodElectric space heaters use different methods to produce heat, such as convection, radiant, and fan-forced heating. Convection heaters are good for evenly heating an entire room, while radiant heaters are better for direct, spot heating. Fan-forced heaters use a fan to distribute heat quickly. For a large room, convection or fan-forced heaters are generally more effective as they can distribute heat more evenly across the space.
Thermostat ControlA thermostat control allows you to set and maintain a desired temperature, which helps in maintaining comfort and energy efficiency. Digital thermostats offer more precise control compared to manual ones. For large rooms, a heater with a programmable thermostat can be particularly useful as it allows you to set different temperatures for different times of the day, ensuring the room is always at a comfortable temperature without wasting energy.
Safety FeaturesSafety features are essential to prevent accidents and ensure safe operation. Look for heaters with overheat protection, which automatically shuts off the heater if it gets too hot, and tip-over protection, which turns off the heater if it is knocked over. For large rooms where the heater might be left unattended for longer periods, these features are particularly important to prevent fire hazards.
Energy EfficiencyEnergy efficiency determines how much electricity the heater uses to produce heat. An energy-efficient heater will save you money on your electricity bills. Look for heaters with energy-saving modes or those that are Energy Star certified. For large rooms, an energy-efficient heater can make a significant difference in operating costs, especially if the heater will be used frequently.
Noise LevelThe noise level of a heater can affect your comfort, especially if the heater is used in a living room or bedroom. Fan-forced heaters tend to be noisier than convection or radiant heaters. If you need a quiet environment, such as for a bedroom or office, look for heaters that are specifically designed to operate quietly. For large rooms, consider the placement of the heater and how the noise might travel within the space.
PortabilityPortability refers to how easy it is to move the heater from one place to another. Features like wheels, handles, and a lightweight design can make a heater more portable. If you plan to use the heater in different rooms or need to store it away when not in use, a portable heater can be very convenient. For large rooms, ensure that the heater is easy to move but also stable enough to stay in place when needed.

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