Which is cheaper to run, oil radiator or central heating?

Author: Sigrid Johnson  |  Last update: Wednesday, June 18, 2025

If you only need to heat one room for a few hours, an oil-filled radiator can be far more cost-effective than cranking up the central heating. But for whole-home heating, central heating might be more practical in the long run.

Which type of heating is the cheapest to run?

Cheapest ways to heat your home
  • Ceramic Heaters. ...
  • Oil-Filled Heaters. ...
  • Fan Heaters. ...
  • Convector Heaters. ...
  • Panel Heaters. ...
  • Storage Heaters. ...
  • Space Heaters. ...
  • Heated clothes airers.

Do oil-filled radiators use a lot of electricity?

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.

What is the disadvantage of an oil-filled radiator?

Slow To Heat Up: It may take some time to feel the warmth as oil-filled radiators heat up gradually. Heavy and Less Portable: Oil-filled heaters are generally bulkier and heavier, although they often come with wheels to help with mobility.

Is it cheaper to use a central heating or oil-filled radiator?

Absolutely, in many cases. If you only need to heat one room for a few hours, an oil-filled radiator can be far more cost-effective than cranking up the central heating. But for whole-home heating, central heating might be more practical in the long run.

Electric Heaters vs Oil-Filled Heaters [In-Depth Comparison]

Is it safe to leave an oil-filled radiator on all the time?

The best oil-filled radiators can keep you and smaller rooms and spaces much warmer, and the best part is that generally, the experts all agree that an oil-filled radiator can be left on overnight.

What is the cheapest way to heat a room?

What's the cheapest way to heat your home?
  • Gas boiler.
  • Gas boiler and solar thermal panels.
  • Oil boiler.
  • Electric combi boiler.
  • Air source heat pump.
  • Biomass boiler.
  • Infrared heating panels.
  • Wood burner.

Which is cheaper to run fan heater or oil filled radiator?

You should expect to pay anywhere between 12p - 62p an hour to run an oil-filled radiator, and a 2kWh fan heater costs around 50p to run. However, it's also important to note that oil-filled radiators take longer to heat up, which means that you may have to keep it on for longer than a fan heater.

How much electricity does a 1500 watt oil filled radiator use?

You'll find the radiator's power rating in watts on its label. Estimating Energy Consumption: Multiply the radiator's wattage by the number of hours you plan to use it daily. For example, a 1500W radiator used for 5 hours a day consumes 7.5 kWh.

What's the best oil-filled radiator to buy?

Best Oil Filled Radiator for Any Home | Posh Living Magazine
  • Editors Pick. PureMate Oil Filled Radiator, 2500W/2.5KW - 11 Fin. 9.5. £79.99. £79.99 Buy On Amazon.
  • Runner Up. De'Longhi Dragon 4 TRD40820T Oil-Filled Radiator. 9.0. £174.99. £131.78. ...
  • Budget Pick. PELONIS Oil Filled Radiator with Adjustable Thermostat. 8.5. £69.99. £51.64.

What is the cheapest heater to run?

Conclusion. So, after looking at the different types of electric heaters available, due to its lower power-output, halogen heaters are the cheapest electric heaters to run.

How much does central heating cost per hour?

The kWh of your boiler x the price of 1KWh of gas divided by 100. As an example if you used approximately 45 kwh of gas in your home per hour to keep it heated and your gas rate is 15.3p. You would have to calculate 45 x 15.3 which = 688.5.

What is the most expensive way to heat a house?

This shows natural gas is the cheapest type of heating to run and heating oil is the most expensive way to heat a home.

Which heating system uses the least electricity?

Choosing a low-energy consumption heating system for your home. Here are some of the most commonly used low-consumption heating systems today: heat pumps, both geothermal and air source; pellet stoves and boilers; low-consumption electric radiators; and condensing boilers.

Which is better oil-filled radiator or convection heater?

While convector heaters excel at providing quick, instant heat and are highly portable, oil-filled radiators are known for their ability to retain heat efficiently over longer periods, making them a more cost-effective option for extended use.

What is the disadvantage of oil-filled radiator?

Portability and Weight

If you want a radiator that you can move freely from room to room, an oil-filled radiator probably won't be the best choice as they are usually heavier due to the oil content. In comparison, oil-free models are lighter and much easier to move around.

How much does an oil-filled radiator cost to run per day?

Wattage and Energy Consumption: Most oil-filled radiators have a power rating between 500W and 2500W. The higher the wattage, the more electricity it consumes. For example, running a 1500W heater for 6 hours a day can cost around £2.16 per day at a rate of 24p per kWh, which adds up over time.

How can I keep my heat bill low?

How to Cut Home Heating Costs This Winter
  1. Reduce Your Heating Bill: Schedule a Heating System Checkup Consider an Energy Audit.
  2. Increase Your Heating Efficiency: Insulate Your Hot-Water System Seal Window and Door Leaks Address Attic Insulation Batten Down Your Basement.
  3. How to Take Advantage of Rebates.

Are oil heaters energy efficient?

The oil retains heat very well and keeps the radiator warm for hours at a time, using less energy to do so than it would to keep air as hot for the same period. This long-lasting warmth is perfect for creating a consistent temperature throughout the room.

How to heat a big house cheaply?

Cheapest Ways to Heat Your Home with Different Energy Sources
  1. Natural Gas Heating Systems. ...
  2. Electric Heating Systems. ...
  3. Solar Heating Systems. ...
  4. Supplementing Your Main Heating System. ...
  5. Schedule furnace/boiler maintenance once a year. ...
  6. Install smart thermostats. ...
  7. Insulate and weatherize your home.

Is it cheaper to run an oil-filled radiator than central heating?

Is an oil-filled radiator cheaper than gas central heating? In general, gas central heating is considered more cost-effective compared to oil-filled radiators. Gas is often cheaper per unit of heat generated than electricity, making gas central heating a more economical choice for larger spaces or entire homes.

Can I sleep with oil radiator on?

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.

How long does it take for an oil-filled radiator to heat a room?

Oil filled radiators will usually take from 10 to 15 minutes to reach their optimal temperature. That said, this amount of time can be affected based on which model is being used and the wattage of the radiator, in addition to the room conditions.

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