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The 7 Best Oil Filled Heaters Reviews and Buying Guide


You can find a wide range of heater models out there since these are highly handy and important during winters. One of the most efficient types of heaters is an oil-filled heater. Just per the name, thee have oil-filled inside them and offer the following features that can be handy while heating up your room:

  • Power Rating: Just like any other room heater, oil-filled heaters also come with a power rating. This rating is given as 600 watts or 800 watts depending on your model, where a higher rating results in better performance but also draws more electricity.
  • Temperature Range: Another way to get an idea about the performance of your oil filled heater is to check its temperature range. It is given as 50°F to 80°F or 60°F to 90°F that differs from model to model. A higher temperature range is always better during harsh winters.
  • Coverage Area: For those of you who want to use an oil-filled heater in a large room, checking the supported coverage area is highly important. This rating tells you about the maximum room size a given heater can warm up and includes options like 150 square feet or 250 square feet, out of which the latter one is better for heating up a large room.

Since keeping your room warm during winters is highly important, you can find a wide range of oil-filled heaters out there. And today, we present you with some of the best oil-filled heaters along with all their important details. This even includes a detailed “Buying Guide” for easily differentiating between the different models out there and buying the perfect one after following this article until the end.

7 Best Oil Filled Heaters

7 Best Oil Filled Heaters Reviews

1. TaoTronics Oil Filled Radiator Heaters

TaoTronics Oil Filled Radiator HeatersFrom the most advanced gadgets to the most convenient home appliances, ToaTronics has it all. 

The oil-filled radiator heater from this brand can evenly distribute the heat in an entire room and maintain consistent temperature hours long.

From 40℉ to 95℉, you can adjust the temperature matching your requirement and taste. The heater provides three heating modes with the highest 1500W followed by 900W and 600W. Whatever your room size is, the heater can effectively bring warmth easily. It features a sophisticated LED display that lets you easily view and adjust the settings.

The heater comes with a smart ECO mode that learns the room temperature and adjusts the heat settings accordingly to regulate the energy consumption. Additionally, the heater also features overheat protection and auto anti-fall protection that prevents damage due to high heat and accidental tumble.

It measures 17.13 x 6.3 x 28.35 inches in dimensions and weighs 7.7 kg which means it is decent sized and lightweight. It rests on 4 sturdy caster wheels which makes it easy for you to move it from room to room.

Best Features:

  • 1500 W power rating
  • 200 sq. ft. coverage area
  • 1-year warranty
  • 24-hour timer


  • Reliable warranty
  • Safe and convenient
  • Energy efficient
  • Portable
  • Even temperature


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2. Comfort Zone Oil-Filled Electric Radiator Heater

Comfort Zone Oil-Filled Electric Radiator HeaterComfort Zone is a brand that has products that would blow your mind with unparalleled build and quality. 

The electric radiator heater from this brand has three heat settings ranging between the highest 700W and lowest 500 W. You can select them both together to get a super high heat of 1200 W power.

With its sophisticated thermostat, you can control the temperature to match your requirements and mood. The heater features overheat protection that prevents damages due to overheating. Additionally, it also comes with a tip-over switch that automatically shuts off the heater when it senses an accidental tumble.

Measuring 16.54 x 5.31 x 22.24 inches in dimensions and weighing 7.1 kg, the heater comes in a compact size and lightweight. You can fit this slim and stylish heater in any room you like and it easily blends in with other appliances. As the heater rests on 4 sturdy wheels, they will make it easy for you to move it from one place to another without much hassle.

Best Features:

  • 1200 W highest power
  • Three heating modes
  • Sophisticated thermostat


  • Versatility
  • Compact size
  • Portable
  • Silent


  • Warranty details are not available

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3. Pelonis Oil Filled Radiator Heater 

pelonis heater

Pelonis is another brand of oil-filled heaters that have a high user rating. And just like the previous option, this one has a high user rating because of the various features and options it offers to the user.

This Pelonis oil filled heater is present in the 3rd position in this article as it offers a wide range of features to its users. Starting off, you get a wide range of controls for changing the temperature, timer, and various other things of this heater. In fact, you even get a remote control along with that allows you to change all of these from far away quite easily.

Apart from offering a wide range of features and options to the user, you also get pretty great performance out of this model because it is rated at 1500 watts. Hence, you can use this oil filled heater to heat up to 164 square feet area that is better than previous models mentioned in this article.

Best Features:

  • Power rating of 1500 watts
  • Coverage area of up to 164 square feet
  • 1-year long warranty


  • Comes with a wide range of features
  • Includes a remote controller
  • High coverage area for most users


  • Build quality could have been better

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4. Honeywell Oil Filled Radiator Heater

honeywell heater

You can find a lot of tools and appliances from Honeywell that offer different kinds of usage. But all of these offer pretty great performance to the user, which is also true for its oil filled heater models out there.

The Honeywell HZ-789 oil filled heater is the most powerful heater model mentioned in this article. This is simply due to the reason that it offers a power rating of 1500 watts. But when you combine this with its efficient fin design, you get a very high coverage area rating of 250 square feet that is easily much better than all other models out there.

Since Honeywell is a highly reputable brand of appliances, you also get the highest 3-year long warranty with it. When you combine this with its great build quality, you can expect it to easily last for a long time without any issues. As you can tell by its name, it is a smart oil filled heater that can sense if the heater is getting tilted and turns itself off in such a case.

Best Features:

  • Power rating of 1500 watts
  • Coverage area of up to 250 square feet
  • 3-year long warranty


  • Best performing oil filled heater
  • Highly durable and reliable with a great build quality
  • Long warranty duration for peace of mind


  • Not the most portable model

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5. Kismile Oil-Filled Radiator Heater

Kismile Oil-Filled Radiator Heater If you are looking for an impressive makeover to your home with captivating appliances, then the Kismile brand is where you start. The sophisticated radiator heater from this brand provides three heating modes suitable for rooms of different sizes. The highest mode is 1500W followed by 900W and 600W.

The heater features a smart thermostat using which you can control the temperature the heater provides. It also comes with an overheat protection that turns the heater off when it detects unwarranted high heat. Moreover, its special tip-over protection automatically shuts the heater off to prevent damages when there is a tilt in its angle.

With measurements 25.7 x 14.9 x 6.3 inches in dimensions, this compact-sized heater is also lightweight with an 8.43 kg weight. You can carry it around effortlessly using its built-in handle or by sliding it with its 4 convenient wheels.

Best Features:

  • 1500W power rating
  • Cord storage
  • Three heating modes


  • Smart thermostat
  • Portable
  • Safe and convenient


  • Warranty details are missing

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6. Costway Oil Filled Radiator Heater


Costway is yet another smaller and affordable brand of oil-filled heaters out there that is known for making cheap yet decently powerful models, which should be considered if you are on a budget.

This Costway oil filled radiator heater is quite similar to the previous Air Choice one in many ways. For starters, you get the same power rating of 700 watts with it. Not only the power rating is the same, but you also get the same coverage area of 120 square feet that is quite decent for small rooms and expected at the given price tag.

Unlike most other budget options out there, this one even offers a pretty good build quality to the user. Although, the 90-day long warranty might be slightly less for most users out there. Its controls are quite easy to use that allow you to change the temperature of this 7 fin oil filled heater for flexibility.

Best Features:

  • Power rating of 700 watts
  • Coverage area of up to 120 square feet
  • 90-day long warranty


  • Includes a decently performing power rating
  • Offers adjustable thermostat on the front
  • Low price tag for a high value for money


  • Only a 90-day long warranty

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7. Homeleader Oil Heater

Homeleader 1500W

Coming to the last option in this article, we have a Homeleader oil filled heater that is one of the more powerful options out there but comes at a comparatively lower price tag, making it a high value for money option for most buyers out there.

The Homeleader oil filled heater offers a pretty high power rating of 1500 watts along with 3 temperature controls. But unlike most other 1500 watt models out there, its coverage area of 200 square feet is quite high and more than enough for most users out there. One of the most unique things about this oil filled heater is that it comes with an LED screen on the front.

Apart from selecting the temperature using this display, you can even use it to operate a 24-hour timer. You can either change these settings using the controls present on the unit or use the included remote control for ease of use. Its 1-year long warranty is quite decent and very similar to other options. Although, the build quality leaves the user wanting more in terms of the rigidity and strength.

Best Features:

  • Power rating of 1500 watts
  • Coverage area of up to 200 square feet
  • 1-year long warranty


  • Offers a large coverage area rating
  • Comes with a remote controller
  • Various control features for ease of use


  • Slightly poor build quality

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Buying Guide For The Best Oil Filled Heater

While most electric room heaters use a heating coil to warm up your room, an oil-filled heater uses radiators and warm oil inside it to heat up your room. This makes them highly efficient and quite easy to use when you also consider the additional features offered by them.

Speaking of features, we have already mentioned most of their common features along with the various oil-filled heaters mentioned in this article. Although, if you want to know more about such room heaters, we are here with a detailed buying guide. It will take you through all of the important points and factors that you need to know before buying the perfect oil filled heater:

1. Power Rating

One of the most important things to check before buying any kind of heater for your room or office is its power rating. This simply tells you about the performance output of a given heater. Hence, most of the oil-filled heaters out there come with a power rating that is given in watts.

This includes options like 700 watts, 100 watts, and even 1500 watts depending on the model that you are buying. When you compare all of these options together, the 1500 watt power rating is the best for the highest heat output. Although, the power rating also tells you about the power consumption or electricity consumption of a rating.

Hence, you should also keep that in mind before buying a heater as a higher power rating is going to add up in your electricity bill.

2. Temperature Range

You can also check the temperature range of an oil-filled heater to get an idea of its performance. This is simply due to the reason that these heaters are meant to raise the temperature of your room.

Hence, if it has a higher temperature range, it will work better in terms of heating up your room. While some models include a temperature range of 50°F to 80°F, others might have a temperature range of 50°F to 90°F. As you would expect, the higher rating is the better one, and you can choose either as per your needs.

3. Coverage Area

While most people use an oil-filled heater in their bedroom, some of you might be using it in a different room. And if it is a pretty large room, you might face performance issues down the road due to the larger room size.

Hence, checking the coverage area rating of your oil filled heater is highly important as it tells you about the size of the room it can properly heat. It includes coverage area ratings of 140 square feet or 200 square feet depending on the model that you buy. As you would expect, a higher coverage area rating is better for heating up large rooms quite easily.

4. Controls

All of the features of oil-filled heaters mentioned till now are highly important to check. But since you will not be using your heater at full power at all times, you should be able to change them if needed. Hence, most oil-filled heaters come with controls in the form of a thermostat.

Many models also include a display on the front for easily checking the temperature if needed. Apart from that, you can even find remote controllers included with a few models. This can be quite handy when you are using an oil-filled heater in a large room and want to change its settings from far away.

5. Reliability and Warranty

Just like any other home appliance, you would want your oil filled heater to be highly reliable since it lasts for a long time. Therefore, you should look out for oil-filled heaters that offer a great build quality to the user.

Other than that, you can also check the warranty duration offered by any given oil filled heater. Most of the models in this article, as well as available on the market, come with a 1-year long warranty. Although better and more reliable ones also offer a 3-year long warranty so that you can keep using it for a long time.


If it gets really cold in your area during winters, then using blankets and winter clothing might not be enough. In such cases, using a room heater like an oil-filled one is highly important. Thus these are highly handy; we have already mentioned the best oil-filled heaters in this article.

In order to help you out in choosing the best one, we have mentioned all their features and options as well as other details. You can even find a detailed buying guide to easily differentiate between these. If you are still not able to decide, simply choose an oil-filled heater from our recommendations:

  • If you want the best performing model mentioned in this article, you can simply go with the Honeywell oil filled heater. You get the highest power rating of 1500 watts along with it. This allows it to offer a coverage area of 250 square feet along with a 3-year long warranty.
  • Although, in case you are on a budget, the TaoTronics Oil Filled Radiator Heaters is your best choice. Despite being the cheapest option in this article, you get a 2-year long warranty. For the given price, it offers a decent power rating of 700 watts and a coverage area of 120 square feet.
  • You should also consider the Pelonis oil filled heater as it offers great performance with its 1500 watts power rating and a coverage area of up to 164 square feet. But unlike most other options out there, this one comes with a remote control for ease of use.

Make sure to share your thoughts in the comments section. You can also post any questions down there if you have any!


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