How much does it cost to run my oil filled radiator heater? FAQ (2023)

It is very difficult to accurately determine how much it costs to run a heater within your own environment. It depends largely on the type of house, size of room and quality of insulation.
However the maximum the heater will cost will per1 unit of electricity per hour, per kilowatt of heat. For example, if you have a1500 W heater the maximum it will use is 1.5 energy units per hour.
Oil filled radiators are more economical to run because they retain heat longer and power demand through the temperature control is called upon less frequently.
Electric heaters heat only the room you are in and not the entire house, providing extra heat only where required and helping to optimise energy consumption.
Electricity costs vary across suppliers. If you check your bill you will be able to find out how much you are paying per unit of electricity.


How much does it cost to run a 1500 watt oil heater for 24 hours? ›

Cost Of Running 1,500 Watt Heater For 24 Hours:

As you can see, 1,500 watt space heaters can use quite a lot of electricity when running 24 hours per day. Dollar-wise, running a 1,500W heater 24 hours will cost anywhere between $1.80 ($0.05/kWh) and $22.60 ($0.60/kWh), depending on the price of electricity.

Do oil filled radiator heaters use much electricity? ›

Because their energy requirements are so much lower than the average furnace (400W - 1500W on average) they provide you a low-cost way of raising the temperature without significantly affecting your energy costs. Oil filled space heaters are also over 99 percent energy efficient.

How much does it cost to run a 1500 watt heater 24 hours a day? ›

Example: How much does it cost to run a 1500-watt heater for 24 hours? Simple. Such a heater consumes 36 kWh of electricity. Running a 1500-watt heater for 24 hours will cost $4.80.

Can you leave an oil filled radiator on all the time? ›

Are Oil-Filled Radiators safe to leave On Overnight? Yes, you can leave an oil heater “ON” overnight. Oil heaters are designed to be very safe, modern electric oil-filled heater comes with lots of additional advanced security features such as built-in-timers, tip-over protection, thermostat, and more.

Is it cheaper to leave an oil heater on? ›

Energy Saving

All the electricity used by an oil filled radiator is used to generate heat; namely by warming the oil inside. There is no electricity wasted. This makes the oil filled radiator one of the most energy efficient ways of heating any room. It is also surprisingly cheap to run!

Do oil filled radiators cost a lot to run? ›

Oil filled radiators are more economical to run because they retain heat longer and power demand through the temperature control is called upon less frequently. Electric heaters heat only the room you are in and not the entire house, providing extra heat only where required and helping to optimise energy consumption.

How much electricity does an oil filled radiator use per hour? ›

According to Which?, a standard 2,000 watt oil filled radiator uses around 2 kilowatt hours (kWh) of energy for every hour it's in use.

Which type of heater is cheapest to run? ›

Generally speaking, Halogen heaters are one of the most inexpensive types of electric heater. They average around 1200W in terms of power output and because they provide instant-heat at close quarters, you shouldn't need to leave them on for long periods of time.

Are oil heaters cheaper to run than fan heaters? ›

An oil heater could be a great way to lower your energy bills (compared to turning on the central heating), as well as being a better option than a fan heater.

Are oil radiator heaters efficient? ›

Out of all types of space heaters, oil-filled radiator heaters are the most energy efficient. With the inclusion of the ECO thermostats, the best oil-filled space heaters can be used to heat up to 170 sq ft rooms at a minimal electricity cost (up to 70% lower running cost than regular heaters have).

How much electricity does a 1500 watt oil heater use? ›

According to Home Inspection Insider, running a 1,500-watt oil heater costs an average rate of 10 cents an hour. If you run your heater for eight hours a day, it would cost you around $25 a month.

How much electricity does an oil heater use? ›

Generally, oil heaters use about 1500 watts of power, which could be a lot, or less, depending on how much heat you need for your home. Some mono oil heaters use about 700W of power.

Should you turn oil heat off at night? ›

While some homeowners have considered turning off their heat at night in an attempt to lower their heating bills, it generally is not recommended as a viable option. The fact is, turning your heat off at night creates more potential risk for your home and your family than it does savings on your energy bill.

Are oil filled radiators cheap to run 2022? ›

Most oil-filled radiators are affordable to buy but pricey to run compared to a central heating system. More expensive oil-filled radiators tend to include advanced features, such as a remote control, timer, programmes or wireless control, which can help to save on your overall running costs.

What is the cheapest way to heat a house? ›

What's the Cheapest Way to Heat Your Home?
  1. ✔ A gas boiler with solar thermal panels is the cheapest way to heat your home.
  2. ✔ But electric combi boilers will take top spot in the next decade.
  3. ✔ Ground source heat pumps are the most expensive heating system.
Dec 21, 2022

What are the disadvantages of oil heating? ›

Oil burns hotter than gas, giving off more heat per each BTU for an equivalent amount of fuel.
Disadvantages of burning oil are as follows:
  • Oil is more expensive than gas.
  • An on-site tank to store the oil is necessary.
  • Oil is a dirty fuel. You'll need to keep soot and dirt buildup on the furnace under control.
Dec 26, 2014

Do oil heaters keep a room warm? ›

Oil heaters usually have wide temperature settings, and once the panels heat up, they will continue to stay hot for a period even after being switched off – helping save on energy too. With its heat longevity, oil-filled heaters are the perfect choice to warm up the room and get a good night's sleep.

Do oil heaters dry out the room? ›

Oil-filled heaters are almost entirely silent. The most noise it makes is some clicking as the thermostat adjusts itself. Won't dry the air. The lack of a fan means the air in your room won't dry out either.

How many gallons of oil does it take to heat a house per day? ›

Oil tanks vary in size with the average capacity being 275 gallons. In areas that register 50 degrees Fahrenheit, most homes will need 2 gallons a day of heating oil to stay warm. That means a full tank can serve homes for about 4.5 months before running out. This should be enough for a full winter.

How many gallons a day does oil heat use? ›

On days when temperatures average 40 degrees in a given area, homeowners typically consume 3.7 gallons of heating oil per day. If your 275-gallon tank is full at the start of a 40-degree weather spell, the oil will last for approximately 74 days, or 2.5 months.

Does heating cost less if you turn radiators off? ›

Your boiler uses up the same amount of energy however many radiators it has to heat, but by turning some of them off, your boiler will work more efficiently, meaning the rest of the house will warm up sooner so the boiler switches off sooner, and you'll save money because you're using less gas.

Is it cheaper to heat a house with oil or electricity? ›

Oil heat is less expensive

Once heated, they stay warm for longer periods of time. They don't rely on a constant source of electricity, something that can get very expensive. The price difference in your heating bill alone makes oil the better choice.

How much heating oil do you use per hour? ›

An average oil-burning furnace uses somewhere between 0.8 and 1.7 gallons per hour while in operation.

How much home heating oil do you use in an hour? ›

how much heating oil do I use in a day / hour? The rough answer for a domestic central central heating boiler is 1.5 litres to 2.5 litres an hour if it's continuously alive and burning oil.

What is the cheapest way to heat with electricity? ›

A ductless heat pump is an electric system offering one of the most efficient ways to heat and cool a home. The system uses up to 60% less energy than conventional electric heating systems.

Which is cheaper to run oil-filled radiator or halogen heater? ›

Halogen Heaters

A halogen heater uses halogen-filled tubes to produce heat and a bright light. As light is produced, this means that the electricity taken is not 100% converted to heat. That said, they do cost the lowest to run (along with oil-filled radiators).

Are oil filled radiators better than electric heaters? ›


Oil filled radiators usually (but not always) heat up slightly slower than panel heaters, but they use less energy to do so. They also stay warm for longer without power, making them a good if you plan on using your heater through the night.

Which is better oil heater or fan heater? ›

So efficiency is key here. That's why an oil-filled heater wins out as the top choice. Even though they take a little longer to warm the room up, the energy efficiency over time is just so much better than an electric fan heater.

How do you use an oil heater efficiently? ›

A central spot in a room is best, as it lets heat circulate naturally and evenly throughout the space. Rooms with doors contain heat better than open spaces, but opening and closing doors frequently allows heat loss.

What size room will a 1500 watt oil heater heat? ›

As a rule of thumb, you will need 10 watts of heating power for every square foot of floor area in a room. This means that a 1,500-watt heater can be the primary heat source for an area measuring up to 150 square feet.

What is the cheapest way to heat a room? ›

Once you have ensured that a room's heat loss is kept to a minimum, gas central heating is generally your cheapest option. If that's not possible, consider using an oil-filled heater for larger rooms or an electric heater for small areas if you're willing to use it in short bursts.

What is the cheapest fuel to heat a house? ›

Natural gas tends to be the most affordable of these options, with the federal Energy Information Administration (EIA) reporting that the average seasonal cost of natural gas heating is currently about 70 percent less per household than for households with oil heat.

What is the most expensive way to heat a home? ›

Electric Heating And Oil Heating Are The Most Expensive Ways To Heat A Home In The US. What these heating costs show is that in the US both fuel oil furnaces and electricity furnaces are an expensive way to heat a home. Electric heat is the most expensive type of heating.

How long does an oil filled radiator last? ›

The life expectancy of an oil-filled heater is directly proportional to the internal temperature of the heating element. According to Know The Flo, if the coil temperature remains between 750-1000 F throughout its operation, then the heater can last anywhere from 16-20 years.


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