Comparison: Best Space Heater For 500 Square Feet (Updated | Dec 17th)
Winter’s chill creeping into your 500-square-foot space? Don’t let the cold send you shivering to bed early! We’ve done the legwork, testing and comparing the top contenders to bring you the ultimate space heater showdown. Say goodbye to cold spots and hello to your ideal temperature with our expert picks that’ll make you the toastiest person on the block.
Editor’s Choice
Best for a specific purpose
- Best for fast & wide heat: Uthfy 1500W Space Heaters for Indoor Use
- Best for quiet & efficient: FLANUR Space Heaters for Indoor Use Large Room
- Best for garage powerhouse: Newair 5600W Portable Electric Garage Heater – Heats Up to 600 sq. ft. with 6-Foot Cord Wrap and Carrying Handle
- Best for compact & rapid: Electactic Portable Ceramic Space Heater w/Thermostat
- Best for all-weather infrared: Uthfy Electric Outdoor Patio Heater
- Best for soft safe heat: Heat Storm Phoenix HS-1500-PHX
- Best for smart eco heater: 1500W Space Heater
- Best for compact 2-in-1: GiveBest Portable Electric Space Heater with Thermostat
- Best for space-saving wall mount: Heat Storm Wave Floor to Wall Infrared Space Heater with Attachable Feet
- Best for wide-angle comfort: DUOMIY Space Heater for Indoor Use
Product Comparison: Best Space Heater For 500 Square Feet
Fast & Wide Heat
Uthfy 1500W Space Heaters for Indoor Use, 26 Inch Convection Electric Heater, 3 Sides Heating, 12H Timer, Temperature Adjustable 50-95°F, Tip-Over & Overheat Protection, Heaters for Large Room
Uthfy
- Efficient & Customizable Heating: Equipped with 3 heating modes — Low (1000W), High (1500W), and Eco — this electric convection heater allows flexible temperature adjustment from 50°F to 95°F. Efficiently covers 300-400sq.ft, perfect for living rooms, bedrooms, and garages, ensuring consistent and comfortable warmth in every corner
- Fast & Wide Heat Distribution: Featuring advanced mica heating technology and enlarged heating tubes, this heater achieves up to 99% electric-to-heat conversion efficiency, delivering stronger and faster warmth within just 2 seconds. With its three-sided heating design (front, rear, and top) and 180° wide heat flow, it provides broader coverage and better heating performance than ordinary heaters — ideal for large rooms and open spaces
- All-Round Safety Protection:Crafted with V0-grade flame-retardant materials and equipped with multiple safety features: overheat protection, tip-over auto shut-off, child lock, and timer function. Safe for families with kids or pets, allowing worry-free operation day and night.
- Smart Control & Quiet Comfort:Easily adjust settings via the included remote control or LED touch panel. The large digital display shows the real-time room temperature, and the screen-off option prevents light disturbance at night — perfect for quiet and comfortable sleep.
- Portable Design & Dual Functionality:Designed with 4 smooth-rolling wheels and dual carrying handles for easy movement between rooms. The handles double as towel racks to warm or dry clothes — bringing both warmth and convenience to your daily life.
Quiet & Efficient
FLANUR Space Heaters for Indoor Use Large Room, 1500W Portable Electric Heater with Remote, 5 Modes, Safety Protection & Child Lock, 12H Timer, Oscillation Heater for Bedroom Home Office Black 1Pack
FLANUR
- Powerful Heating Technology: Space heater office equipped with advanced PTC ceramic heating technology, this space heaters for indoor use large room delivers 1500W of robust power to efficiently warm up to 220 square feet, space heater large room offers an unparalleled warmth experience. This portable heater for office is the ideal indoor heating solution for offices or bedrooms.
- Multi Mode Heating: Space heaters for indoor use large room with three fan speed settings (H1/H2/H3), an energy-saving ECO mode, and a fan mode. This space heater office adapts to seasonal changes and diverse space needs, electric heaters for indoor use large room keep you warm year-round. The space heaters for indoor use large room has a 70 ° oscillation, which can bring warmth to every corner of the room.
- User-Friendly Design: Room heater office equipped with a remote control and adjustable timer (1-12 hours), the space heater large room operates at an ultra-quiet 23 dB at its lowest setting, making it perfect for quiet office or bedroom environments. The space heater office is equipped with an LED display screen, which can visually display the current temperature and facilitate real-time monitoring of equipment status.
- Safety First: Space heater for office engineered for ultimate security, this portable heater for bedroom incorporates multiple safeguards including automatic tip-over protection, 24h auto off, overheat protection, and a child lock to protect your family and pets. After turning off the space heaters for indoor use large room, there will be a 30s countdown on the display, and the fan will work to dissipate the remaining heat
- Enhanced Portability: Electric heaters indoor use large room featuring a rear handle for easy movement, this space heaters for indoor use large room large room adapts to diverse indoor settings. Whether transferring between rooms or storing during warmer seasons, room heaters for indoor use large room remains effortless to transport while maintaining efficient heating performance.
Garage Powerhouse
Newair 5600W Portable Electric Garage Heater – Heats Up to 600 sq. ft. with 6-Foot Cord Wrap and Carrying Handle, Space Heater Ideal for Garage, Bedroom, Dorm, and Office
NewAir
- [POWERFUL FAN FORCED HEATING] – With 5,600 watts of heating power, this electric garage heater packs a punch. It’s strong enough to warm up to 600 square feet—perfect for a two-car garage or a 24×24 workshop or shed.
- [RUGGED EXTERIOR BUILT TO LAST] – Black powder coated finish protects against scratches and scuffs, making this sturdy steel-bodied heater perfect for garages, workshops and light industrial environments. Alarm-No
- [THERMOSTAT & AUTO-FAN TEMP CONTROL] – Set the temperature you want. Once the space has reached the ideal temperature, the fan will automatically kick-in as needed to keep your workshop warm. It’s that easy to get the heated working environment you need in winter.
- [PORTABILITY FEATURES FOR FAR-RANGING HEAT] – Take advantage of 2 portable features: the cord wrap and carry handle. Together they make it easy for you to position or move your heater to the most ideal place in your garage, workshop, or shed.
- [SAFETY FEATURES FOR PEACE OF MIND] – This UL-certified heater has an automatic shut-off function that prevents overheating. The outer construction stays cool after use to ensure safety for you and your space.
Compact & Rapid
Electactic Portable Ceramic Space Heater w/Thermostat, 1500W Indoor Electric Space Heater Fan with Overheat and Tip-Over Protection, Heat Up 200 Square Feet for Office Room Dorm Use, Black
Electactic
- 2-in-1 Ceramic Heater & Fan : Offers year-round comfort with two heating modes (1500W & 750W) for winter and a cool air fan for summer use. Equipped with a thermostat, the heater fan automatically turns off once the preset temperature is reached and reactivates when the room temperature drops below the set point. Easily adjust the thermostat between 41°F and 95°F to maintain your ideal room temperature effortlessly.
- Multi-Protection Safety System: Three built-in safety features ensure complete peace of mind. The ceramic space heater is constructed from flame-retardant materials to prevent fire hazards. It also features an automatic overheat shutoff and a tip-over switch that immediately cuts power if the unit is knocked over, with operation resuming once it’s placed upright.
- Compact, Portable & Cost-Effective：Enjoy targeted warmth exactly where you need it. This portable heater is your energy-efficient solution for spot heating—whether in your home office, bedroom, or any space where cranking up the central heat is unnecessary and costly.
- Quiet & 2s Rapid Heating: The noise of this electric heater fan makes is lower than 45 decibels, quiet enough for most people to use in a bedroom while sleeping. With PTC ceramic heating tech and high speed fan, this heater put out tons of heat to heat up 200 square feet in seconds
- Lightweight and Wide Applicability: Weighing below 3 lbs and sized at 6.85”L x 5.47W” x 9.65”H with easy to hold design, the desktop heater doesn’t take up space. On the table, at y our feet, and by the cabinet, or place it at study, bedroom, office, dorm, no matter where you are in the corner, it can quickly deliver a uniform warm current.
All-Weather Infrared
Uthfy Electric Outdoor Patio Heater,1500W Infrared Heater with 24H Timer, Remote, Waterproof, Quiet Portable Space Heater for Large Room, 35” Tower Heater for Indoor Garage, Balcony, Backyard, Shop
Uthfy
- 3 Heating Levels for Indoor Outdoor Use: This 35-inch outdoor patio heater features three heating levels (500W, 1000W, 1500W) to supply warmth that reaches every part of your family’s body, from toes upwards. This outdoor electric heater, capable of heating spaces up to 400 square feet, is an ideal option for broad warming your home during winter
- Instant Infrared Heat: Equipped with a carbon fiber heating tube, this infrared heater delivers instant, sunshine-like warmth with up to 98% thermal efficiency. Its infrared tech heats people and objects directly, reaching warmth in just 1 second—no waiting, just immediate comfort on a cold winter day. Powered by 1500W, it works silently (no fans, dry air) and emits no fumes/odors, ideal for bedrooms, offices, patios, and outdoor nights
- 24-Hour Timer and Energy Saving: Program your comfort with the 1-24 hour timer. Set electric patio heater to turn off automatically after you fall asleep or leave the room— reducing energy use and providing added safety. Perfect for overnight use and peace of mind
- Convenient Touch and Remote Control: Enjoy effortless command from across the room. This outdoor patio heater comes with a responsive remote that works up to 28 feet away, giving you full access to all settings from your couch or bed. For quick adjustments, the intuitive touch panel on the top of the fan offers smooth and easy operation
- Safety and Durability: Engineered for peace of mind, Uthfy garage heater is constructed with high-quality flame-retardant and waterproof (IP44 rated) materials, which withstands rain, snow, dust, and sand, delivering reliable heat year after year in any outdoor condition. It features built-in tip-over and overheat protection that automatically shuts off the unit if excess temperatures are detected. The reinforced base adds extra stability, ensuring safe operation in various outdoor settings
Soft Safe Heat
Heat Storm Phoenix HS-1500-PHX, Infrared Space Heater with Attachable Feet, Remote Control, Energy Efficient-750-1500 Watts, Gray Floor or Wall
Heat Storm
- This portable 1500 watt infrared heater has the power to heat up a small room or office with its 5200 BTU heat output. Two power modes, one uses the full 1,500 watt power while the other only uses 750 watts.
- Our patented heat exchanger with HMS Technology combines with humidity in the room to provide soft, safe heat without reducing oxygen or humidity. Safe to touch, even the grill.
- Small convenient size makes this perfect for any room in the house. Hang it on the wall or set it on the ground thanks to removable feet and wall mounting points on the back of the heater.
- Built in thermostat with LED display shows you what the ambient temperature is and helps regulate the temperature efficiently. Included remote control allows you to control the temperature with ease.
- This heater comes with a 1 year manufacturer warranty
Smart ECO Heater
1500W Space Heater, Portable Electric Heater Heat Up 200 Square Feet for Indoor Use Office Garage, Rapid PTC Ceramic Heating with Remote, Digital Thermostat, 24H Timer, Multiple Safety Protection
Pereysi
- Fast Advanced Heating: With faster heating PTC ceramic and high-speed fan, this space heater delivers comfort all across the room. Never fall short on heating power. This 1500W electric heater puts out lots of warmth
- Heating for Everyone: The 60° wide-angle oscillation provides more effective warm airflow distribution around your room. This oscillating heater is designed to maximize warmth coverage. There is a timer that can be set in one-hour increments from 1 to 24 hours.
- Usage Comfort: It’s fully operational with the included remote. Easily turn it on and change the settings you need without halting work and getting up from desk. Electric space heater features a sleek and modern design with a slot on the back to fit your hand for easy portability.
- Smart ECO-Energy Saving: The auto mode emits enough heat at 79 degrees. Smart ECO function on this ceramic portable heater helps save money on the electric bill. Warms up a room fast and has multiple settings to fit everyone’s needs.
- Below Whispering Quiet: Tower heater warms room well and is not too noisy. The quiet heater with an overheating system protects heating element safely, so it’s not scary to use in the bedroom.
Compact 2-in-1
GiveBest Portable Electric Space Heater with Thermostat, 1500W/750W Safe and Quiet Ceramic Heater Fan, Heat Up 200 Square Feet for Office Room Desk Indoor Use, Silver
GiveBest
- 2 in 1 heater fan: This ceramic heater provides two heat levels, 1500W or 750W and one cool air fan, you can use it both for winter and summer. Thermostat control of the heater will turn the heater off when it reaches a preset temperature and turn the heater back on when the temperature dips below the thermostat setting. It will cycle on and off. Adjust the setting of thermostat from 41℉ to 95℉ to keep room comfortable
- Multi protection safety system: These heaters are made of flame retardant material avoiding any fire hazard. Automatic safety shutoff system will shut the heater off when the heater overheat. The tip over protection system will also shut the heater off when the heater was knocked over by accident and it will come back on automatically if it is up righted
- Compact and powerful: The mini heater with build in carry handle helps to reinforce the potential of rather low electrical bills by using at the place where you need when you don’t want to warm the full house with other centralized heaters
- Quiet and fast heating: The noise this ceramic heater makes is lower than 45 decibels, quiet enough for most people to use in a bedroom while sleeping. With PTC ceramic heating tech and high speed fan, this heater put out tons of heat to heat up 200 square feet in seconds
- Upgrade abs material: Upgrade abs material applied, which is more flame resident. The room heater with six feet lead cord and 2 prong connection has a long lasting life
Space-Saving Wall Mount
Heat Storm Wave Floor to Wall Infrared Space Heater with Attachable Feet, Remote Control, Built in Thermostat, 500-1000 Watts, 13x4x17 in, With Feet
Heat Storm
- Safe to the touch grill. Safety tip over shut off feature. Digital Thermostat with touch screen controls. Child lock safety feature. Remote Control included.
- Space saving wall mount design means you don’t lose floor space. Perfect for bedrooms, kitchens, offices and more
- Uses less than 2 sq. Ft. Of wall space and plugs into a normal 110V outlet. When installed over the outlet, you can hide the cord inside the heater
- Built in thermostat with led display shows you what the ambient temperature is and helps regulate the temperature efficiently. Included remote control allows you to control the temperature with ease
- This heater comes with a 1 year manufacturer warranty
Wide-Angle Comfort
DUOMIY Space Heater for Indoor Use, 1500W Electric Heaters with 100° Oscillation, 1-12H Timer, Remote, Tower Heater Quick 2s PTC Ceramic Heating, Safety Heater for Office, Bedroom, Large Room (Black)
DUOMIY
- 【Instant Heating】DUOMIY space heater with 1500W and Quick 2s PTC Ceramic Heating with wide-angle 100° oscillation to sweep around your whole living space. Electric heater swiftly distributes warm air to offices, bedrooms, or living rooms. Heating Coverage: 250 sq.ft
- 【ECO Mode】Smart & Precise Temperature Control – Stay comfortable while saving energy. Smart space heater built-in precision temperature sensor works with the ECO mode to automatically adjust power output in real time. Indoor heater simply set your preferred temperature from 55°F to 95°F in ultra-precise 1°F increments, and enjoy consistent warmth without the high electricity bills
- 【Multiple Safety Features】Certified by ETL, this tower heater offers tip-over protection, V0 flame-retardant materials, overheat protection, and a safety plug. DUOMIY heater fan is designed with families in mind. It helps prevent accidents, keeps children safe, and gives you peace of mind every time you use it
- 【Whisper-Quiet Night Comfort】Room heater with ultra-quiet 45 dB operation and calm airflow lets you sleep soundly and work undisturbed during cold winter days. Space heater for bedroom with a smart 1–12 hour timer lets you set the perfect heating duration for a full night’s rest or a cozy afternoon nap
- 【Portable & Smart Control】Portable heater with a hidden handle makes it easy to move this indoor tower heater from bedroom to living room or office, keeping warmth wherever you need it. The built-in LED display shows temperature and settings clearly, and the included remote control lets you adjust heat and timer from anywhere in the room
- 【Auto Cooldown After Shutdown】 Please Note: After pressing the power off button, the heater will not stop operating immediately. For safety and longevity, the built-in fan will continue to run for a short period to dissipate residual heat from the system. This is a normal protective function. The heater will completely power down once the internal temperature has cooled sufficiently
- 【DUOMIY Assurance】This space heater is a perfect winter gift for family or friends! DUOMIY is committed to providing the highest quality shopping experience—if you have any issues, contact us and we’ll respond within 24 hours
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Buying Guide
FAQs
What is the most important factor when choosing a heater for 500 sq ft?
The most critical factor is the heater’s wattage, as it directly determines the heating power. For a space of this size, you should look for a heater rated for at least 1,500 watts. Always check the manufacturer’s stated coverage area to ensure it matches or exceeds your 500 sq ft requirement.
What are the main differences between ceramic, infrared, and oil-filled heaters?
Ceramic heaters use a fan to distribute heat and warm a room quickly, but they can be noisy. Infrared heaters provide silent, radiant heat that warms objects and people directly, similar to the sun. Oil-filled radiators are silent and provide long-lasting, gentle heat, but they take longer to warm up a room.
Which type of heater is the most energy-efficient for a large room?
While all electric heaters have the same energy efficiency (100% conversion of electricity to heat), infrared heaters can feel more efficient. They heat you directly, allowing you to feel warmer at a lower ambient room temperature. This can enable you to set your overall thermostat lower, potentially saving on your total heating bill.
What safety features should I look for in a powerful space heater?
For any heater, especially a powerful one, look for an ETL or UL safety certification. Essential safety features include overheat protection, which shuts the unit off if it gets too hot, and a tip-over switch that automatically turns it off if it’s knocked over. A cool-to-the-touch exterior is also important if you have children or pets.
Do I need a heater with a thermostat and timer?
Yes, these features significantly improve convenience and energy savings. An adjustable thermostat allows you to maintain a consistent, comfortable temperature without constantly turning the unit on and off. A programmable timer lets you schedule the heater to run only when needed, such as warming the room before you wake up and turning off after you leave.
How much noise should I expect from a space heater?
The noise level depends entirely on the type of heater you choose. Heaters with a fan, like ceramic models, will produce some noise, though many have low-noise settings. For silent operation, an oil-filled radiator or an infrared heater is your best option as they do not use a fan to distribute heat.
Is a more expensive heater always a better value?
Not necessarily. A higher price often reflects advanced features like smart-home connectivity, superior build quality, or a longer warranty. Focus on finding a heater with the right power and essential safety features for your needs. A mid-range model with a good warranty can offer better long-term value than a basic, cheaply made unit.
Can I plug a 1,500-watt space heater into any wall outlet?
It is highly recommended to plug a high-wattage heater directly into a wall outlet. Avoid using extension cords or power strips, as they can overheat and create a serious fire hazard. Ensure the outlet is on a 15-amp or 20-amp circuit and that no other major appliances are running on the same circuit to prevent overloading.