How much does it cost per year?

With 2 hours a day for 120 days a year it uses about 14 kWh a year: about $3 · £4 at $0.18/kWh and £0.26/kWh.

Switch it on 20–30 minutes before bed, then turn it down or off. Pick one with a timer and auto-off.

🛏️ Electric blanket

How much electricity does an electric blanket use? Cost per night

Single and double electric blanket power use, cost per night and per year, and comparison with heating.

Typical power

60 W

Cost per hour

$0.011 · £0.016

Per year · 14 kWh

$3 · £4

With 2 hours a day for 120 days a year, electricity at $0.18/kWh and £0.26/kWh all-in.

A single electric blanket uses about 60 W on high and 15–25 W on low. Warming the bed for half an hour costs less than a cent.

It’s one of the cheapest ways to stay warm: it lets you keep the bedroom cooler at night, and each degree lower saves about 6–7% on heating.

Type	Usage	kWh/year	Cost/year
Single underblanket	60 W	14	$3 · £4
Double underblanket	120 W	29	$5 · £7
Low overnight setting	20 W	5	$1 · £1

Yearly cost with 2 hours a day for 120 days a year.

Work out your cost

PowerWHours a dayhoursDays used per yeardaysElectricity price$/kWh

The price is a typical all-in figure for your country: replace it with yours (bill total ÷ kWh).

How much electricity does an electric blanket use?: About 60 W, or 0.1 kWh for each hour of use; from 15 to 160 W depending on the model.
How much does it cost per year?: With 2 hours a day for 120 days a year it uses about 14 kWh a year: about $3 · £4 at $0.18/kWh and £0.26/kWh.
How can I reduce it?: Switch it on 20–30 minutes before bed, then turn it down or off. Pick one with a timer and auto-off.

And what does your whole home use?

The calculator estimates heating, hot water and appliances and tells you what to change first.