What Uses The Most Electricity In A UK Home?
Reference table
| Electric heating | Very high | High wattage and long use |
|---|---|---|
| Tumble drying | High | Heat plus long cycles |
| Electric cooking | Medium to high | High wattage but shorter sessions |
| Fridge freezer | Medium | Low average wattage but always on |
What to know
The biggest electricity users are not always the highest wattage devices. Time matters just as much.
Practical guidance
A kettle draws more power than a fridge, but the fridge runs all day and the kettle runs for minutes.
How to use this
Start with appliances you use often, for long periods, or to create heat.
FAQs
What is usually number one?
Electric space heating can dominate when used for long periods.
Are computers significant?
Gaming PCs can be noticeable if used heavily.
Do chargers matter?
They are usually low compared with heating and drying.
How do I know for my home?
Use a smart meter plus plug-in energy meter for specific appliances.
Last reviewed 3 May 2026. Source: Ofgem energy price cap. Figures are estimates. Actual prices vary by region, supplier, tariff, payment method and meter type.