September 8, 2025

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10 Best energy efficient space heater for large rooms of 2025

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Best Choice

1

Heat4Less
Home Comfort 1500w Infrared Heater - Energy Efficient Space Heater for Year-Round Indoor Warmth, With Thermostat and Remote Control, Portable Warmer for Bedroom, Living and Large Spaces - Black, 1500W
Main highlights

Versatile Warmth Coverage
The Home Comfort 1500 Infrared Heater warms up to 2000 sqft, ensuring every inch of your home feels the embrace of steady, comforting heat.

Ideal for Year-Round Use
Perfect for well-insulated spaces like basements, living rooms, or workshops, offering consistent heat and quiet operation, making it suitable for bedrooms and home offices.

Praised for Quiet Operation
Customers appreciate its whisper-quiet performance and efficient heating, with many highlighting its ability to quickly and quietly warm up rooms.
9.9

Exceptional

Our Rating

9.9
Heat transferring

9.7
Noise level

9.5
lasts a long time
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Value for Money

2

SUNKOS
Space Heater with Thermostat, Radiant Convection Far-Infrared Heater, Energy Efficient Portable Electric Space Heaters for Indoor Use Large Room Bedroom Garage Office, No Fan, Quiet
Main highlights

Safe and Efficient Heating
Features aramid mesh for safety, energy-efficient far-infrared heating, and eco mode to save energy.

Versatile Indoor Use
Ideal for large rooms, offices, garages, and bedrooms with adjustable temperature settings.

Quiet Operation Praised
Customers appreciate its noiseless function, making it perfect for night use.
Key specs
- fuel type:Radiant
- form factor:Tower
- heating coverage:300 sq ft
- max temperature:90 Degrees Fahrenheit
- special feature:Energy Efficient, Child Lock
9.8

Exceptional

Our Rating
3

Heat Storm
Heat Storm Phoenix HS-1500-PHX, Infrared Space Heater with Attachable Feet, Remote Control, Energy Efficient-750-1500 Watts, Gray Floor or Wall

22% Off
Main highlights

Efficient Heating Solution
1500 watt infrared heater with 5200 BTU output for small spaces.

Versatile Usage Options
Ideal for bedrooms, offices, and seasonal rooms with wall or floor mounting.

Highly Praised Functionality
Customers love its ability to maintain room temperature efficiently.
9.5

Excellent

Our Rating

9.7
Easy installation

9.1
Simple to use

8.9
Remote Control
4

Dreo
Dreo Space Heater for Indoor Use, 25" 11.5ft/s Fast Electric Heater with Remote and Thermostat, 3 Modes, Overheating & Tip-Over Protection, Portable Heater for Large Room, Bedroom, Office, Gold

11% Off
Main highlights

Rapid Heating and Safety Features
Dreo Space Heater offers fast heating with safety features like tip-over and overheat protection for secure use.

Ideal for Large Rooms and Quiet Operation
Perfect for heating large rooms quietly, making it suitable for bedrooms and offices.

Praised for Quietness and Efficiency
Customers praise its quiet operation and efficient heating performance, enhancing comfort without noise.
Key specs
- fuel type:Radiant
- form factor:Tower
- heating coverage:100-270 sq.ft.
- max temperature:95 Degrees Fahrenheit
- special feature:Overheat and Tip-over Protection
9.2

Excellent

Our Rating

9.3
Simple to use

9.3
Remote Control

9.1
safety
5

Dreo
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

15% Off
Main highlights

Advanced Heating Technology
Combines 1500W PTC system with heat funnel for rapid warmth.

Ideal for Small Spaces
Perfect for bedrooms, offices, and small living areas.

Praised Safety Features
Customers love the tip-over and overheat protection.
Key specs
- fuel type:Electric
- form factor:Tower
- heating coverage:200 sq.ft
- max temperature:95 Degrees Fahrenheit
- special feature:Child Lock, Overheat Protection
9.1

Excellent

Our Rating

9.7
Remote Control

9.5
safety

9.3
Temperature control
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6

Dreo
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

15% Off
Main highlights

Efficient Heating Technology
Powered by Dreo Hyperamics Technology, delivers fast, efficient heat with up to 1500W power.

Versatile Use Cases
Ideal for bedrooms, offices, and indoor spaces up to 200 sq.ft.

Praised Quiet Operation
Customers love its quiet performance, perfect for work and sleep environments.
9.0

Excellent

Our Rating

9.9
Simple to use

9.5
Time function

9.3
Thermal power
7

ENVI
Envi Plug-in Electric Panel Wall Heaters for Indoor Use, Energy Efficient 24/7 Heating w/Safety Sensor Protection, Patented Quiet Fan-less Design, Easy 2-Min Install, Space Heater, Made in USA
Main highlights

Energy Efficient Heating
Save up to 50% on heating bills with low wattage usage.

Ideal for Small Spaces
Perfect for bathrooms, bedrooms, offices, and small rooms.

Silent Operation Praised
Customers love its noiseless operation and sleek wall-mounted design.
8.9

Very Good

Our Rating

9.1
Thermal power

8.4
Comfort

8.2
Remote Control
8

PELONIS
PELONIS Champagne Oil Filled Radiator Heater with Remote and Thermostat, 5 Temperature Settings for indoor use Large Room, Energy Efficient Electric Space heater with Safety Features

10% Off
Main highlights

Whole-Room Heating Efficiency
1500W power with 360-degree circulation heats rooms quickly and evenly.

Ideal for Quiet Spaces
Perfect for bedrooms and offices due to whisper-quiet operation.

Energy-Saving ECO Mode
Adjusts heating based on real-time temperature for energy efficiency.
Key specs
- fuel type:Electric
- form factor:Tower
- heating coverage:164 square feet
- max temperature:85 Degrees Fahrenheit
- special feature:Overheat Protection, Electronic Thermostat, Portable, Energy Efficient, Adjustable Temperature, Remote Control, Tip-Over Protection, Programmable Thermostat, Wheels, Digital Display
8.8

Very Good

Our Rating

9.3
Remote Control

9.3
Simple to use

9.1
Light weight
9

Verminget
Space Heaters for Indoor Use,1500W PTC 2s Fast Heating Space Heater Large Room with Sensor Humidifier 3D Flame Effect Oscillating,Heater for Bedroom,Office Heat Up 260 sq.ft
Main highlights

Fast Heating with Sensor
Heats up in 2 seconds with an infrared sensor for automatic on/off.

Ideal for Large Rooms
Perfect for bedrooms, offices, and spaces up to 260 sq.ft.

Praised Humidifier Function
Customers love the separate humidifier feature for added comfort.
Key specs
- fuel type:Electric
- form factor:Tabletop Mount
- heating coverage:Large rooms
- max temperature:95°F
- special feature:Humidifier function
8.7

Very Good

Our Rating
10

Dreo
Dreo Space Heater, 1500W PTC Ceramic Heaters for Indoor Use with Remote, 70° Oscillation, 1-12H Timer, Electric Heaters with Thermostat, Fast and Safe Portable Heater for Office, Bedroom, Large Room

15% Off
Main highlights

Fast Heating and Safety
1500W PTC ceramic heater with ETL-certified safety features for quick, secure warmth.

Ideal for Home and Office Use
Perfect for bedrooms, living rooms, offices, and small spaces up to 200 sq.ft.

Quiet Operation Praised
Customers appreciate the quiet 40dB operation for undisturbed sleep and work.
8.6

Very Good

Our Rating

9.7
Remote Control

9.5
Noise level

9.3
worth the money

10 Best energy efficient space heater for large rooms of 2025

1

Home Comfort 1500w Infrared Heater - Energy Efficient Space Heater for Year-Round Indoor Warmth, With Thermostat and Remote Control, Portable Warmer for Bedroom, Living and Large Spaces - Black, 1500W

9.9

9.7

9.5

How do we rank?

How do we rank?

Analyzing top stores

2

Space Heater with Thermostat, Radiant Convection Far-Infrared Heater, Energy Efficient Portable Electric Space Heaters for Indoor Use Large Room Bedroom Garage Office, No Fan, Quiet

3

Heat Storm Phoenix HS-1500-PHX, Infrared Space Heater with Attachable Feet, Remote Control, Energy Efficient-750-1500 Watts, Gray Floor or Wall

9.7

9.1

8.9

4

Dreo Space Heater for Indoor Use, 25" 11.5ft/s Fast Electric Heater with Remote and Thermostat, 3 Modes, Overheating & Tip-Over Protection, Portable Heater for Large Room, Bedroom, Office, Gold

9.3

9.3

9.1

5

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

9.7

9.5

9.3

6

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

9.9

9.5

9.3

7

Envi Plug-in Electric Panel Wall Heaters for Indoor Use, Energy Efficient 24/7 Heating w/Safety Sensor Protection, Patented Quiet Fan-less Design, Easy 2-Min Install, Space Heater, Made in USA

9.1

8.4

8.2

8

PELONIS Champagne Oil Filled Radiator Heater with Remote and Thermostat, 5 Temperature Settings for indoor use Large Room, Energy Efficient Electric Space heater with Safety Features

9.3

9.3

9.1

9

Space Heaters for Indoor Use,1500W PTC 2s Fast Heating Space Heater Large Room with Sensor Humidifier 3D Flame Effect Oscillating,Heater for Bedroom,Office Heat Up 260 sq.ft

10

Dreo Space Heater, 1500W PTC Ceramic Heaters for Indoor Use with Remote, 70° Oscillation, 1-12H Timer, Electric Heaters with Thermostat, Fast and Safe Portable Heater for Office, Bedroom, Large Room

9.7

9.5

9.3

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