Silentnight Comfort Control Electric Blanket, Double review: running cost and verdict
Heated underblanket with several heat settings, overheat protection, easy-fit straps and machine washable: warms the bed for a fraction of the cost of heating the bedroom.
Delivery and returns handled by Amazon
The good
- Huge number of buyer reviews
- Overheat protection
- Fitted straps, machine washable
The not so good
- Number of heat settings differs between listings
- Wattage not stated on the listing
How much does it cost to run?
One hour at full power (60 W (typical))
at 26.32p/kWh
A month of typical use
4 hours a day on the top setting
Ofgem price cap, Direct Debit, national average (1 October to 31 December 2026). More in which electric heater is cheapest to run.
Specifications
| Type | Electric blanket |
|---|---|
| Power | Not stated by the seller |
| Controls | Hand controller |
| Oscillation | No |
| Tip-over protection | Not stated |
| Splash protection | No |
| Noise | Silent (no fan) |
| Amazon ASIN | B00B0KJ3F2 |
| Source of specs | Amazon.co.uk listing (title and bullets) |
Frequently asked questions
How much does the Silentnight Comfort Control Electric Blanket, Double cost to run?
At full power it uses 0.06 kWh an hour (typical): about 1.6p at the Ofgem price cap (26.32p/kWh). Typical use (4 hours a day on the top setting) comes to around £1.90 a month.
Is a heated throw cheaper than central heating?
Much cheaper to run: about 1.6p an hour against several pounds an hour to heat a whole house. It warms you, not the room, so it works best when you are sitting still.
Alternatives
Silentnight Comfort Control Heated Throw 120x160cm
- Heated throw · 90 W
- Fleece heated throw with 9 heat settings, fast heat-up and safety shut-off: keeps you warm on the sofa for a few pence an hour.
- Costs 2.4p an hour at full power.
Dreamland Hygge Days Faux Fur Heated Throw 160x120cm
- Heated throw · 150 W
- Faux fur heated throw with 6 temperature settings, 1/3/9-hour auto timer and 5-minute heat-up: the cosy premium option.
- Costs 3.9p an hour at full power.
Dreamland Snuggle Up Electric Throw 160x120cm
- Heated throw · 150 W
- Velvet heated throw with 6 temperature settings, timer and 5-minute heat-up, machine washable and tumble-dry safe.
- Costs 3.9p an hour at full power.
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