What size heated blanket should I get?

Author: Yasmin Pfeffer  |  Last update: Tuesday, May 5, 2026

If it's just for occasional use, such as snuggling up on the sofa, a smaller blanket will be perfectly suitable. On the other hand, if you want your blanket to be an integral part of your bedding, its dimensions should be slightly larger than those of your mattress, both in width and length.

Can I use a queen size electric blanket on a double bed?

It's pretty easy to find the correct size of electric blanket, as they are generally designed for standard bed sizes. Just match the advertised size with your bed size, whether it's for a single bed, king single bed, double bed, queen bed, or king bed.

Do electric blankets run up your electric bill?

An electric blanket might consume 200 watts (depending on the setting). So if you leave it on for 10 hours, it consumes 2 kilowatt-hours. That would cost between 15 and 30 cents, depending on your location. Many appliances tell you their energy consumption.

Can I use a king size electric blanket on a double bed?

This is usually fairly straightforward! We stock blankets in single, double, king, and super king size which will fit most mattresses. If you're looking for a heated throw, however, you should go as big as you can afford!

How to pick a heated blanket?

With many blanket styles out there, however, it can be difficult to choose the best ones for your space. When shopping for the best electric blanket, you'll want to consider its size, safety ratings and certifications, material, and any special features it offers like automatic timers or dual controls.

Electric Blanket: Should you buy it? | Tech It Out

What size heated blanket to get?

If it's just for occasional use, such as snuggling up on the sofa, a smaller blanket will be perfectly suitable. On the other hand, if you want your blanket to be an integral part of your bedding, its dimensions should be slightly larger than those of your mattress, both in width and length.

What is the difference between an electric blanket and a heated blanket?

While electric blankets are ideal for using on your mattress, heated throws are better for snuggling on the sofa. They're practical but also look good, with tactile finishes in materials such as bamboo and pure cotton.

Is it safe to put a comforter over an electric blanket?

✓ Don't put blankets on top of an electric blanket, and don't use an electric blanket and a heating pad at the same time. Heat can become trapped in the bedding layers and cause burns. ✓ Turn off and unplug an electric blanket when it isn't being used.

How much does it cost to run an electric blanket for 8 hours?

Marie says, 'Here's how much each size of this blanket costs to run for eight hours a night: Single: 0.04 x 8 x 0.25 = 0.08 (8p per night) Double: 0.07 x 8 x 0.25 = 0.14 (14p per night) King: 0.09 x 8 x 0.25 = 0.18 (18p per night)'

Do you put a fitted sheet over an electric blanket?

We recommend that the electric blanket is placed underneath a fitted sheet (so the direct heat is not against your skin).

What are the disadvantages of electric blanket?

There are several medical risks, including:
  • Diabetes. Electric blankets can cause overheating and burns, especially if you have diabetes.
  • Miscarriage. Using electric blankets early in pregnancy may increase the risk of a miscarriage.
  • Cancer.

What uses the most electricity in a house?

Heating and cooling are by far the greatest energy users in the home, making up around 40% of your electric bill. Other big users are washers, dryers, ovens, and stoves. Electronic devices like laptops and TVs are usually pretty cheap to run, but of course, it can all add up.

Is it cheaper to turn up the heat or use an electric blanket?

In general, using an electric blanket is considered more energy-efficient than leaving the heating on at night because it only heats the bed and not the entire room. This means that you can use less energy and save money on your power bills.

What to think about while buying an electric blanket?

Think about your sleep position and how much support and temperature control you need. It's worthwhile investing in the right matress, pillows, sheets and heated blankets to create the most comfortable sleep environment that's right for you.

Should an electric blanket go over or under a mattress protector?

The electric blanket should be "sandwiched" between the mattress topper and the bottom sheet that you sleep on. If you have selected a mattress topper for its body moulding properties, you will notice a difference in the feel when you put an electric blanket on top of it.

When should you not use an electric blanket?

Experts say people with diabetes are more vulnerable to burns from electric blankets because their condition makes them less sensitive to heat. “Electric blankets are also not recommended for infants, young children or anyone who is paralyzed or incapable of understanding how to safely operate them,” says Bell.

Can you sleep with an electric blanket on?

While electric blankets are generally considered safe for all-night use, here's what to know to help ensure a good night's sleep.

What is the average life of an electric blanket?

​Electric Blankets should be replaced every 10 years and tested every 2 years by a qualified electrician. ​Always check your blanket for scorch marks, water damage, mould or exposed wires. If you see any of these on your blanket do not use it, replace it.

Should electric blankets be on top or bottom?

Configuration: The blanket is placed on top of the sleeper, usually over bed sheets and under any additional blankets or comforters. Primary Benefit: Direct exposure to the heat source allows for quick warming, providing immediate comfort and relief from the cold.

What precautions should you take if beds are fitted with electric blankets?

Follow our 6 top tips
  1. Unplug blankets before you get into bed, unless it has a thermostat control for safe all-night use.
  2. Never use an electric blanket if you have an air flow pressure relief mattress, or use emollient creams.
  3. Never use a hot water bottle at the same time as using your electric blanket.

Do you lie directly on electric blanket?

Risk of Overheating: When you lie on a heated blanket, you trap the heat under your body. This can significantly increase the temperature of the blanket, potentially leading to burns or the blanket overheating. Overheating not only poses a risk to the user but can also degrade the blanket's materials over time.

What are the cons of a heated blanket?

Overheating. The number one concern when using an electric blanket is that it has the potential to overheat. While more modern electric blankets have automatic shut-off features, older models may not. This can pose a fire hazard if left on too long.

Which electric blanket is best under or over?

Do you only feel the cold in bed, or do you need some extra warmth for relaxing too? Underblankets and mattress protectors are designed to be slept on top of, in bed. If you want to use your blanket to stay cosy on the sofa and throw it on top of your bed, then choose a heated throw.

What can I use instead of an electric blanket?

Wool Blankets: Place a wool blanket over the sheet. Wool is excellent at trapping heat and wicking away moisture, keeping you dry and warm. Additional Layers: Depending on the level of warmth needed, add another layer such as a fleece or another wool blanket.

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