Best Oil Filled Space Heaters to Buy in 2023

Sometimes it might be quite difficult to find the best oil filled space heaters. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this oil filled space heaters buying guide.

Our Best Picks:

The 10 Top Oil Filled Space Heaters Reviews:

Bestseller No. 1
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. 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
  • Warm 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 your rooms, keeping your home cozy and warm without drying out the air. Dreo oil radiator heater is your best go-to in winter.Heating Coverage:300sq
  • 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
Amazon Basics Portable Radiator Heater with 7 Wavy Fins, Manual Control, Black, 1500W
  • 1500 watt portable radiator heater for heating small to medium-size spaces
  • Wavy fin design helps distribute heat faster and more effectively
  • Each fin is filled with heat-retaining diathermic oil and permanently sealed; maintenance free
  • 3 heat settings and an adjustable thermostat for finding your ideal temperature
  • ETL-listed with safety features including fully-enclosed heat elements and tip-over protection
Bestseller No. 4
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..Voltage: 120.0volts
  • Up to 20% more efficient* deploy the ComfortTemp feature to automatically maintain the optimal temperature and power levels. Anti-Freeze setting to help keep pipes from freezing
  • 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.
Bestseller No. 5
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.
Bestseller No. 6
GRFSD Electric 2000W Oil Filled Radiator Heater with Safety Protection,Space Heater,Adjustable Thermostat,Quiet Portable Heater with Tip-Over&Overheating Functions.Perfect for Home Or Office
  • [Efficient Heating]-Three heating options(800w,1400w,2200w,mode)to achieve customized temperature settings with maximized efficiency and warmth.Radiator heater uses the strong convection heating technology to heat the cold air,form a circulating warm air flow and warm up the room evenly.
  • [Detachable Folding Drying Rack]-can dry socks for children and adults,towels,and bid farewell to cold and damp clothing in winter.
  • [Portability]-4-swivel Caster Wheels capable of 360°rotation provides easy portability to move your space heater from room to room.Moreover,this oil filled heater produces large amount of radiant heat but with a low surface temperature,it's a wise choice for homes with pets or kids.
  • [Safety Features]-Power indicator light lets you know the unit is ON,built-in safety,And we use the ABS flame resistant material and design the tail fin separation to add an extra protection.Furthermore,the heater is equipped with tip-over and overheat protection,it'll shut off auto to prevent the fire hazard once it is tilted to the ground at a certain angle or over-heating due to the abnormal situation.
  • [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.Enjoy the warmth safely &freely on winter days.
Bestseller No. 7
PELONIS Electric 1500W Oil Filled Radiator Heater with Safety Protection, LED Display, 3 Heat Settings and Five Temperature settings. Perfect for for Home or Office
  • [Efficient Heating & Multiple settings] Three heating options (900w, 1500w, mode) and five temperature settings (65F, 70F, 75F, 80F and 85F) to achieve customized temperature settings with maximized efficiency and warmth. Enjoying user friendly features including the LCD screen, programmable thermostat, remote control and 10-hour Timer.
  • [Portability] 4- swivel Caster Wheels capable of 360°rotation provides easy portability to move your Polonis space heater from room to room.
  • [Safety Features] 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 .it offers warmth more gentle and lasting but usually takes more time than fan heaters because its heat-conducting medium is oil.
  • [Manufacturer ] With confidence in the quality and efficiency of our digital LCD heater,   a 1-Year manufacture was offered with your purchase.
Bestseller No. 8
De'Longhi Comfort Temp Full Room Radiant Heater, Black
  • Simple Controls allow you to easily adjust power level and temperature..Voltage: 120.0volts
  • Lower Energy Bills- heat only the room you're in
  • 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.
Bestseller No. 9
G-Ocean Oil Filled Radiator Heater, 1500W Quiet Full Room Radiant Heater with Digital Thermostat, 24 Hrs Timer & Remote, Overheat & Tip-Over Protection, Safety Electric Space Heater for Indoor Use
  • HEATING FOR WHOLE ROOM:G-Ocean oil filled radiator heater heat up to 300 square feet. Quickly create large areas of warmth and comfort to share with your family in cold weather. Equipped with 7 thickened heating fins, this 1500W oil filled heater for indoor use features a Openwork design that increases the contact area between the heating fins and cool air, improving heating efficiency by 30% and providing efficient 360° circulation of hot air in large rooms.
  • CUSTOMIZE YOUR COZY WARMTH:Oil heater is equipped with easy-to-read LED display that allows all functions to be operated at the touch of a button. Enjoying user friendly features including display on/off, 24H timer and remote for distant operation without leaving your cozy bed or couch.This energy saving radiator heater personalize your warmth and save more on your energy bills with 3 heating modes (3d: 1500W, 2d: 1000W, 1d: 500W) and digital thermostat from 45 to 95 °F in 1 °F increments.
  • QUIET AND COMFORTABLE HEATINF: Forget those noisy space heater that stop you from getting a good night's sleep.Compared with other types of space heaters, G-Ocean oil filled heater have no fan-forced hot air circulation to prevent your skin from becoming dry overnight, and there is also no fan noise and other annoying sounds to disturb your sleep, work, conversation or meditation, bringing you maximum quiet comfort and constant warmth.
  • DURABLE & MAINTENANCE-FREE: No more worrying about the oil heaters for indoor use large room breaking easily. The electric oil heater uses high quality steel components to permanently seal the oil system, eliminating the need to refill the oil. When the oil heater radiator is not in use, the hidden power cord box stores and protects the power cord well, extending the life of the oil radiator heater.
  • YOUR SAFETY OF MIND IS OUR PRIORITY:Don't worry about space heaters overheating and catching fire in your house.The oil radiator heaters for indoor use has overheating and tip-over protection that automatically shuts off if knocked over by children and pets. Safety performance, reinforced base and flame retardant materials makes this oil heater for indoor use a must have in each household .G-Ocean electric space heater will offer all the consumers 1-Year manufacture with your purchase. Feel free to contact us any time!
Bestseller No. 10
COSTWAY 1500W Oil Filled Radiator Heater, Electric Oil Radiant Heater w/Universal Wheels, 3-Level Heat, Tip-over & Overheat Protection, Portable Space Heater for Home Office Indoor Use, Black
  • 🌞【Drive Away Coldness】: Featuring high-efficiency heating with V0 flame resistance, this oil filled radiant heater will instantly make your surroundings full of warmness. There are 3 heating levels for you to choose: 600W, 900W and 1500W. Moreover, the thermostat design is functional to keep the surroundings in a suitable temperature.
  • 🌞【Quiet Working Environment】: The heating process of the indoor heater won’t make out any noise, wind or dazzling light, so you can sleep and relax with warmness at ease. Furthermore, the permanently-sealed oil reservoir allows you to use the oil heater for a long-lasting time without refilling any oil.
  • 🌞【Double Safety Protections】: This space heater possesses ETL certification and UL certification, making it more reliable to use. Also, When the tipping angle reaches 30°-60° or the temperature is too high, the heater will turn off automatically, thus highly ensuring the safety during operation.
  • 🌞【User-Friendly Design】: The oil filled space heater is designed with cord hooks which can make the power cord always in good order. And you can install the cord hooks on both left and right sides according to your demands. What’s more, the indicator light will make you clearly know the operating condition of the heater.
  • 🌞【Multiple Ideal Places】: Equipped with 4 universal casters and a convenient handle, the radiator heater is much easier to move around, which saves much effort for you. The slim size makes the oil filled heater ideal for different indoor occasions, such as bedroom, living room and office.

Last update on 2023-06-04 / Affiliate links / Images from Amazon Product Advertising API

How to find the best oil filled space heaters?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best oil filled space heaters for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good oil filled space heaters recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the oil filled space heaters need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for oil filled space heaters to find what you’re looking for:


In some cases, the brand of oil filled space heaters is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.


The features in any given oil filled space heaters are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.


Customer reviews about oil filled space heaters are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.


Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare oil filled space heaters quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.


Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.


The quest to find the best oil filled space heaters can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.