Our Top 15 Recommendations:
Our Favorite Oil Heater For Large Room Reviews:
Bestseller No. 1 
De'Longhi DeLonghi TRD40615E Full Room Radiant Heater, 27.20 x 15.80 x 9.20, White
- SAVE ENERGY, HEAT ONLY THE ROOM YOU'RE IN By heating only the room you’re in vs. your entire home, you'll save energy
- Digital control panel with LED display for easy selection includes all the available functions and 24 hour timer.
- De'Longhi Exclusive: 75% more radiant surface area than RadiaS due to unique design*- the more radiant surface= the more heat transferred to you and your environment
- Quick Heat Up: Warm air is rapidly distributed thanks to the increased convection heating effect and exclusive battery design.
- Better Heating- delivers gentle heat minimizing dry air, creating a better breathing environment that is more allergy friendly with no fan to stir up dust, pollen and dander.
Bestseller No. 2 
Dreo Radiator Heater, Upgrade 1500W Electric Portable Space Oil Filled Heater with Remote Control, 4 Modes, Overheat & Tip-Over Protection, 24h Timer, Digital Thermostat, Quiet, Indoor
- Up to 300 sq.ft. Heating for Whole Room: 1500W high power, spindle-shaped openings and M-shaped heating fins create stack effect to provide 360° efficient circulation of hot air in rooms up to 300 square feet, keeping your home cozy and warm without drying out the air. Dreo oil radiator heater is your best go-to in winter
- Feel Heat Faster: The spindle-shaped openings, 225 mm larger than others enlarged fins and Dual U-shaped heating tubes make the Dreo oil radiator heater so effective in distributing heat that the heat can be doubled and released quickly, evenly and efficiently to a large area or the entire room.
- Cool Touch Design: With the wraparound heating fins design, the heating element and fins are not directly exposed, preventing burn risks. The exteriors are also specially treated to be only at 80℃ at most during use, 30% less hot to the touch than most oil heaters.
- Enhanced Safety: Dreo Oil Filled Radiator Heater made of V0 flame retardant materials was certified by UL. Built-in tip-over switch, Dreo Oil-filled heater will automatically shut off while tip-over by accident to ensure you and your family are safe and worry-free
- Energy Efficient: Equipped with 600W/900W/1500W heating modes, this space heater also features a smart ECO mode that adjusts the working mode based on the room temperature with built-in precise temperature sensor, continuously keeping your home in constant warmth while saving more on your energy bills in winter
Bestseller No. 3 
De'Longhi Comfort Temp Full Room Radiant Thermostat, 3 Heat Settings, Energy Saving, Safety Features, Nice for Home with Pets/Kids, 27" x 6.5" x 15.5", Light Gray
- Simple Controls allow you to easily adjust power level and temperature.
- Up to 20% more efficient* deploy the ComfortTemp feature to automatically maintain the optimal temperature and power levels. *versus using the same unit thermostat at max setting without ComfortTemp
- Exclusive thermal slot design maximizes heat flow into the room while maintaining a low surface temperature
- Better Heating- delivers gentle heat minimizing dry air, creating a better breathing environment that is more allergy friendly with no fan to stir up dust, pollen and dander.
- Integrated handle and control panel allow you to easily operate and relocate your heater during and after use.
SaleBestseller No. 4 
Kismile 1500W Oil Filled Radiator Heater, Portable Electric Heater with 3 Heat Settings, Adjustable Thermostat, Overheat & Tip-Over Protection, Oil Heaters for indoor use (Black)
- 【SUITABLE FOR PERSONAL SPACE】Our Oil Filled Radiator with size of 13.9" X 9.4" x 26". On a cold winter's day, the family watches TV in the living room and enjoys the warmth of Kismile Oil Filled Radiator. This radiator will defend coldness and bring warmth no matter you are staying at home, working or dinning with friends. Please note that it will take about 10 minutes for the heater to heat up after the power is switched on.
- 【PORTABLE AND CONVENIENT HEATER】The stylish Heater can be placed anywhere in the room, And the heater comes with cord storage. No more worrying about your child or pet stepping on wires. Our heater have smooth castors for easy movement, you could use it in any room in your house.
- 【SMART THERMOSTAT WITH 3 MODES】Press the power switch button to either“I” (Low heating/600W) or“II”(Medium heating/900W) or both“III”(High heating/1500W).Please noted, when you plug in and press the switch button to either“I”(Low heating) or“II”(Medium heating) or “III”(High heating), the indicator will turn on immediately.
- 【ALWAYS KEEP YOUR SAFE】 1. Built in Automatic overheat Protection system will shut the unit off when the parts of the heater overheat. 2. TIP-OVER SWITCH will shut off when tipped forward or backward. 3. Power indicate light can let you know at a glance that it’s plugged in. 4. ETL certified.
- 【KEEP YOU AWAY FROM THE COLD】Simply set the heating power and temperature, start the thermostat, wait for the heater to heat up slowly, then you could start to enjoy the warmth. Our Oil Filled Space Heater can keep you warm during the cold winter months.
Bestseller No. 5 
PELONIS Oil Filled Radiator Heater Luxurious Champagne Portable Space Heater with Programmable Thermostat, 10H Timer, Remote Control, Tip Over&Overheating Functions, Quiet Heater for Home Office
- Efficient Heating & Multiple Settings: Three heating modes (Hi/Lo/Eco) and five temperature settings (65F-85F) to achieve customized warmth without worrying about huge energy bills. Enjoying user friendly features including the LED display, digital thermostat, 10-hour timer and remote control for distant operation without leaving your cozy bed or couch.
- Quiet Operation: Designed for medium to large rooms, the oil radiator could bring you the maximized and constant warmth without fan noise and other annoying sounds that disturbs you from sleep, work, conversation or meditation. Without fan-forced hot air circulation, this heater could keep your skin from drying out overnight.
- Portability: 4-swivel caster wheels and the sturdy carrying handle (in champagne gold) makes it easy to move your Pelonis space heater from room to room. The cord rewind at the bottom of the heater is designed for easy use and storage.
- Safety Features: Power indicator light lets you know the unit is ON, the built-in over-heat protection and the tip-over safety switch shuts heater off if accidentally knocked over. Application area - 164 square feet
- Manufacturer Warranty: With confidence in the quality and efficiency of our product, Pelonis offers you a 1-year manufacture with your purchase
SaleBestseller No. 6 
Space Heater, KopBeau 1500W Oil Filled Radiator Electric Heater with Digital Thermostat, 24 Hrs Timer & Remote, Portable Heater for Full Room Indoor
- 【 Multi Heating Modes】3 heating options 600w，900w, 1500w, and ECO mode with temperature settings range 40-95F by ±1F temperature adjustment each press.This oil heater also featuring 24 hours on/off timer with remote control provide more convenient using for all your needs.
- 【 Fashion Looking & Easy Operation】 Big but elegant control panel with soft touch buttons, big & clearly display with necessary indication icons provide more comfortable operation experience for users. Fast and easy wheels assembly makes you no worry for using it immediately after purchasing.
- 【 Quiet and Comfortable Heating】Free of oil-refill and very quiet heating, ideal oil heater without any noise for your full night & baby sleep. This digital space heater provide even and no dry heating all the time, not instant warm your home but keeps longer warms than other type of heaters.
- 【Smart ECO Mode Save your Money】No need adjust your oil heater frequently as it has smart ECO mode. ECO mode would keep your ideal setting TEMP automatically which also saving your energy bill.
- 【Worry-Free】No headache for your after-sales service, we are confident for our quality and take our responsibility. We are always with you via Amazon, you will get solution in 24 hours.
SaleBestseller No. 7 
Oil Heater, 700W Fast Heating Oil Filled Radiator Heater with Auto Thermostat, Overheat Protection, Portable Space Heater with 2 Heat Settings, Quiet & Durable Oil Heater for Indoor, Office, Home
- [Efficient Heating & Energy Saving] The oil Heater with 700W high power can quickly heat the air around you and cover 500 square feet of room, keeping your home comfortable and warm. Air Choice oil-filled radiator heater has high and low heat settings, equipped with special temperature sensors to keep the room at a constant temperature, especially friendly to the elderly and children, not easy to catch a cold. This energy-efficient electric space heater is your ideal choice in winter.
- [High-Security Guards Your Home] To ensure your safety during use, this portable space heater has an overheating protection function. When the internal temperature rises to 105 degrees or higher, the oil-filled radiator heater will automatically power off. The thoughtful design allows you to forget to turn off the power when you go out without worrying about safety issues, ideal for long-term use during sleep or leisure. This oil heater is perfect for indoor use, office, and bedroom.
- [Durable and Sturdy heater] The oil-filled radiator heater generates heat by heating special oil placed inside the equipment, no needed oil changes to facilitate use and save your time. The electric space heater is made of solid steel that is not easy to damage, so you can use it with confidence even in extremely cold weather. Choosing this oil heater for indoor use will enable you to say goodbye to the cold winter.
- [Quiet Operation] The oil-filled radiator heater works by efficiently transferring heat by heating the oil inside instead of using a fan to push hot air out through. So the electric space heater makes no noise during operation and doesn't emit light, providing a quiet and comfortable personal space and maximum continual warmth for you. Perfect for use while you and your family sleep, work, meditate or study.
- [Compact and Portable] Designed for small to medium rooms, the size of the oil heater is only 12"L x 6"W x 16"H, which is very space-saving. Thanks to the widened bottom, it can be placed firmly on the ground. Easy to move, you can move the oil-filled radiator heater from room to room effortlessly. Whether at home or at work, the portable space heater is a great option, you can place it anywhere you like, such as in your home, apartment, office, etc.
Bestseller No. 8 
Honeywell HZ-789 EnergySmart Electric Oil Filled Radiator Whole Room Heater, Black, 24.45"H x 9.06"D x 13.74"W (HZ789)
- WHOLE ROOM HEAT: EnergySmart technology makes this heater not only powerful but energy efficient. It features Digital EasySet Controls with a 1-12 Hour Timer, adjustable thermostat & 3 heat settings.
- SAFE & MOBILE: A large, easy-pull handle & easy-glide wheels make this heater simple to move, & it's loaded with safety features: 360° Tip-Over Switch, overheat protection & thermal insulated wiring.
- INCREASE YOUR COMFORT: Portable heaters can help increase comfort & supplement home heating needs. Honeywell carries a range of heaters including personal, ceramic, fan forced, radiant, & infrared.
- SMART SAVINGS: Portable heaters are an easy way to add warmth to any space. By turning down your home thermostat a few degrees & heating just the room you're in, a space heater can help you save money.
- HONEYWELL QUALITY: Help improve heating & energy savings in your home, office, or school using an energy efficient Honeywell portable heater to bring comfort to any sized room from small to large.
Bestseller No. 9 
Homeleader Mini Oil Filled Heater, Portable Space Radiant Heater with Adjustable Thermostat, Electric Personal Heater with Overheat Safety, for Home and Office, 700W, Black
- ☼【EASY OPERATION AND PERFECT PERFORMANCE】: Use the only knob included to adjust the heat temperature. Totally silent operation with no worry of unwanted noise. PLEASE NOTE: Kindly refer to the USER MANUAL before use.
- ☼【BEST FOR SMALL SPACE】: The heater with 700-watt heat output and thermostat control is the best choice for small to medium rooms in cold weather.
- ☼【EASY TO STORE AND CARRY】: With its carry handle and light weight, it’s easy to carry from room to room; mini size and compact design also allow easy seasonal storage.
- ☼【HOW DOES IT WORK】: Radiate heat by permanently sealed special endothermic oil, but heavy gauge sheet metal cabinet guarrantees the safety.
- ☼【CUSTOMER SERVICE】 : Always be ready to respond within a 24-hour time frame. 30-day money back, 12-month replacement after sale service and lifetime support, just feel free to contact us by amazon email.
Bestseller No. 10 
De'Longhi Convection Panel Heater, Full Room Quiet 1500W, Freestanding/Easy Install Wall Mount, LED Digital Display, Adjustable Thermostat, Timer, Energy Saving, Asphalt Gray
- Exclusive HI-FI TECHNOLOGY which provides a better distribution into the room thanks to the double fan system
- 1500 Watts of power in a stylish thinner design (only 3") to take the quickly take the chill out of larger rooms
- Freestanding or wall mounted use (all hardware included)
- Unique Two Fan System - Provides better, faster heat distribution into the room
- Digital controls - Adjustable thermostat, Timer and multiple heat settings with LED display. For rooms up to 300 square feet
Bestseller No. 11 
Amazon Basics 1500W Oscillating Ceramic Heater with Adjustable Thermostat, Silver
- Ceramic space heater with adjustable thermostat for cozy warmth; oscillating option for better heat dispersal in multiple directions
- 1500-watt high setting; 3 output options: Low, High, or Fan Only; power indicator light lets you know when it’s plugged in
- For safety: tip-over switch with auto shut-off and overheat protection with auto shut-off; TUV certificated
- Carrying handle for easy transport; not for use in bathrooms, laundry areas, or other high-humidity rooms
- Choice of Black or Silver color; backed by an Amazon Basics limited 1-year warranty
Bestseller No. 12 
PELONIS PHO15A2AGB, Basic Electric Oil Filled Radiator,black space heater, 26.10 x 14.20 x 11.00
- [Efficient Heating & Adjustable thermostat] Featuring 3 heat settings (600, 900 and 1500 watts) correspoding LOW, MID and HIGH option with mechanical adjustable thermostat, the Pelonis oil-filled radiator heater allows you to customize your heating needs during the cold weather with high energy-efficiency.
- [Portability] Equipped with 4 heavy duty universal casters and front carry handle provides easy portability to move your Pelonis space heater from room to room.
- [Safety First] Power indicator light lets you know the unit is ON, built-in safety, over-heat protection and tip-over safety switch shuts heater off if accidentally knocked over.
- [Quiet Operation]Enjoy peace and quiet room while keeping your space warm and cozy without annoying heater sounds that disturbs you from sleep, work, meditation, chat or anything requires peaceful environment.
- MANUFACTURER WARRANTY: Pelonis offers a 1-year manufacturer warranty with your purchase of any of our product.
Bestseller No. 13 
Instant HEPA Quiet Air Purifier, From the Makers of Instant Pot with Plasma Ion Technology for Rooms up to 630ft2; removes 99% of Dust, Smoke, Odors, Pollen & Pet Hair, for Bedrooms & Offices, Pearl
- ADVANCED AIR CLEANING TECH: Combines a HEPA-13 filter that captures 99.97% of dust, pollen, smoke, mold, & other ultrafine impurities, combined with Plasma Ion Technology that projects positive and negative ions in the air allowing you to breathe easy.
- CLEAN AIR IN MINUTES: Filters up to 630 SQFT per hour, and AHAM-Verified to exchange 126 SQFT 5 times per hour, allowing you to breathe cleaner air in minutes.
- AUTO MODE: Automatically senses the air quality and adjusts the fan up or down according to detected quality. Light band indicates when air quality is good (white), okay (orange) or poor (red) and adjusts to get back to good.
- ODOR REDUCER: Activated carbon filter layer helps decreasing unpleasant smells, allowing your rooms or office space to be refreshed.
- WHISPER-QUIET: Light sensor automatically turns off displays and lowers noise to whisper-quiet levels when it is time for bed.
SaleBestseller No. 14 
Oil Filled Radiator Heater, 1500W Electric Oil-Filled Heater with Adjustable Thermostat, Space Heater with 3 Heat Settings, Heater with Tip Over & Overheating Function for Indoor, Room, Office, Home
- 【Intelligent Thermostat & Adjustable Temperature】 With a adjustable thermostat with 3 heat setting modes. Turn the button to "I" (low heating /500W) or "II" (medium heating /700W) or both "III" (high heating /1500W). Just set the heating power and temperature, start the thermostat, and wait for the heater to heat up slowly, then you can begin to enjoy the warmth. Our oil-filled space heater can keep you warm in cold winter.
- 【 High-efficiency heating & comfort】 Warm the space by heating the special oil inside, keep the skin comfortable but not dry, and provide you with constant warmth. In addition, this oil-filled heater generates a lot of radiant heat, but its surface temperature is low, so it is a wise choice for families with pets or children.
- 【Safety protection】 1. Permanently sealed fuel tank, you don't have to worry about oil leakage. 2. The built-in automatic overheat protection system will shut down the equipment when the heater parts overheat. 3. TIP-OVER SWITCH will close when leaning forward or backward.
- 【Poratable & Quiet Space Heater 】 Our oil-filled radiator measures 17.5 inches X 5.3 inches x 24 inches. The weight is 14.55 pounds. To provide you with a warm and comfortable environment, without any heater sound disturbing you.
- 【Portable & Convenient Oil heater】 The Oil Filled Radiator Heater can be placed anywhere in the room, and the space heater is equipped with a power cord for storage for easy use and storage. Four universal casters and embedded handles make it easy to move your electric heater from one room to another.
SaleBestseller No. 15 
Rellorus Radiator Heater, Space Oil Filled Heater 1500W, 4 Modes, 24H Timer, Adjustable Thermostat, Quiet, Electric Portable Heater with Remote for Home, Office, Bedroom, Indoor Use
- 🔥Personalized Comfort Heating Modes: Rellorus radiator heater equipped with 600W/900W/1500W heating modes for quick heating, it also comes with an ECO mode that you can activate if you’re looking to get a more cost-effective way of using electricity.
- 🔥Precise Electric Thermostat: Set your temperature from 41℉ to 95℉ in 1℉ increments. It gives you more control to heat different size spaces up to 300 square feet and can be used in variable temperatures conditions.
- 🔥Digital Display and Touch Control: An upgraded cool-looking LED panel and better interface, just one touch to adjust your space heater. Remote control also provides 19-feet access to all the heater settings.
- 🔥Warmup Before Arriving Home: 24H timer allows you to set heater turn on/off at your convenience, you can also set the auto on time while on standby. The radiator will continue to release heat even after it is switched off.
- 🔥Humanization Design Make Life Easier: The heater is made in a convenient housing on wheels, a handle for movement and a plug hole for the cord storage. No tools required for assembly.
Last update on 2023-01-12 / Affiliate links / Images from Amazon Product Advertising API