A king size covers a wide bed with the best electric blanket king for cold nights. Heat settings, auto shut-off and washable fabrics give the four picks here different strengths. Flannel, fleece and sherpa give three different feels for a king mattress.
We read manufacturer details and owner notes to sort the king blanket choices in this guide. For king reviews and queen choices, see our electric blanket king reviews and best electric blanket queen guides. Our Editorial Policy sets out how the king blanket choices were judged. Never fold or bunch an electric blanket while it is on. Do not use one for infants or anyone who cannot work the controls.
Top 3 King Electric Blankets for Cold Nights
Sealy Dual Control Electric Blanket King
- Two controllers for independent heat zones
- Heating levels total 10, from 87 to 126 degrees Fahrenheit
- Auto shutoff you can set from 1 to 12 hours
Beautyrest Reversible Heated Blanket King
- A king size, for a wide bed
- Plush at 200 GSM, sherpa at 220 GSM
- Heating wires, soft and spaced evenly for even heat
Sunbeam Royal Ultra Fleece Heated Blanket King
- A digital controller with a backlit display for night-time use
- Heat settings total 12, for finding the right warmth level
- Auto-off you can select, from 1 to 12 hours
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Heated Blankets Side by Side
| # | Product | Key Features | |
|---|---|---|---|
| 1 |  Sealy Dual Control Electric Blanket King |
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| 2 |  Beautyrest Reversible Heated Blanket King |
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| 3 |  Sunbeam Royal Ultra Fleece Heated Blanket King |
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| 4 |  Bedsure Ribbed Electric Blanket King |
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1. Sealy Dual Control Electric Blanket King
Best Overall
- Two controllers for independent heat zones
- Heating levels total 10, from 87 to 126 degrees Fahrenheit
- Auto shutoff you can set from 1 to 12 hours
- Insulated wire with even heat distribution
- Heating levels total 10, fewer than the 12-level pick here
- Maker lists no sherpa side, unlike the Beautyrest Reversible pick here
- Size: 100″ x 90″
- Heat settings: 10
- Auto-off: up to 12 hours
Each side sets its own heat zone with two controllers, with 10 levels to choose from.
Insulated wire keeps heat even across the blanket, with an auto shutoff from 1 to 12 hours.
Choose the Sealy King if
Use a king size with dual controllers and 10 heat levels.
Skip the Sealy King if
Look past a king size if you want more than 10 heat levels.
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2. Beautyrest Reversible Heated Blanket King
Best Plush Feel
- A king size, for a wide bed
- Plush at 200 GSM, sherpa at 220 GSM
- Heating wires, soft and spaced evenly for even heat
- One side plush, the other side sherpa
- Auto shut-off stops at 10 hours, while the Sealy pick offers 12.
- Maker lists no backlit display, unlike the Royal Ultra Fleece pick here
- Safety: Overheat protection
- Heat settings: 20
- Auto-off: up to 10 hours
Wide coverage fits a king bed, with plush on one side and sherpa on the other.
Soft heating wires sit evenly spaced, spreading heat across the wide surface.
Choose the Beautyrest King if
Choose a king size with plush and sherpa fabrics.
Skip the Beautyrest King if
The Royal Ultra Fleece pick has a backlit display for night use.
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3. Sunbeam Royal Ultra Fleece Heated Blanket King
Best for Night Use
- A digital controller with a backlit display for night-time use
- Heat settings total 12, for finding the right warmth level
- Auto-off you can select, from 1 to 12 hours
- Heat-sensing technology that keeps warmth steady
- Maker lists no dual control, unlike the Sealy King pick here
- Maker lists no flannel side, unlike the Sealy pick here
- Auto-off: up to 12 hours
- Care: Machine washable
- Control: Remote included
Heat settings show clearly on a backlit display, even at night.
Twelve heat settings and heat-sensing technology keep warmth steady through the night.
Choose the Sunbeam Royal Ultra King if
Pick a king size with a backlit display and 12 heat settings.
Skip the Sunbeam Royal Ultra King if
The Sealy King pick has dual controllers for two sides.
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4. Bedsure Ribbed Electric Blanket King
Best Preheat
- Heating levels total 6, and 6 timer settings from 1 to 10 hours
- Wires that are longer, for even warmth across the blanket
- An 8-hour auto shut-off by default
- King size for a wide bed
- Heating levels stop at 6, fewer than the 12-level pick in this article
- Auto shut-off runs for 8 hours by default, shorter than the 12-hour picks here
- Heat settings: 6
- Auto-off: up to 8 hours
- Care: Machine washable
Longer heating wires give even warmth, with 6 levels and 6 timer settings.
The default 8-hour auto shut-off stops heat on its own, with a king size for a wide bed.
Choose the Bedsure Ribbed King if
Find a king size with 6 heat levels and a default shut-off.
Skip the Bedsure Ribbed King if
Skip a king size if you want more than 6 heating levels.
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How to Pick the Best Electric Blanket King for a Wide Bed
- Measure the bed first, so the blanket covers a king mattress.
- Count the controllers, so each side can set a heat zone.
- Check the heat settings, then look for auto shut-off and overheat protection.
- Remove the controller before washing, and follow the wash steps given here.
- Keep the blanket spread flat, with no folds while it is on.
Frequently Asked Questions
Which king blanket has plush and sherpa?
The Beautyrest Reversible has plush and sherpa, plus a king size and evenly spaced wires.
Which king blanket has 10 heating levels from 87 to 126 degrees Fahrenheit?
The Sealy King has 10 heating levels from 87 to 126 degrees Fahrenheit, plus dual controllers.
Which king blanket has a backlit display?
The Sunbeam Royal Ultra Fleece has a backlit display and 12 heat settings.
Which king blanket has a default 8-hour auto shut-off?
Pick the Bedsure Ribbed for a default 8-hour auto shut-off; it has 6 heating levels and 6 timer settings.
The Bottom Line
The best electric blanket king gives dual controls, clear heat settings and plush fabrics. Pick a display, a king size or a washable design, depending on your bed.
Best Overall: Sealy Dual Control Electric Blanket King Check Latest Price
Best Plush Feel: Beautyrest Reversible Heated Blanket King Check Latest Price
Best for Night Use: Sunbeam Royal Ultra Fleece Heated Blanket King Check Latest Price
Pick a king size, set the heat, and keep the blanket flat while it is on.
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