To help you find the best heated mattress pad for you, we’ve turned to reviews from real customers on Amazon who have purchased and used these products for themselves. These best-selling items not only have near-perfect ratings, but they also have countless glowing reviews describing why they’re so great.
Read on for the best king-size heated mattress pads currently on the market.
Our Editor’s Best King-size Heated Mattress Pads Reviews
Degrees Of Comfort Dual Control Heated Mattress Pad King Size | Electric Bed Warmer W/ Adjustable Zone Heating | Fit Up to 15 Inch | 12.5ft Long Cord – 78×80 Inch, White

Key Features:
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The king-size heated mattress pad has a 12.5FT power cord that gives you plenty of reach to any nearby outlet, allowing you to place our pad on top mattress without fear of not reaching a wall outlet. The pad also has a 6ft dual controller cords that can easily be reached and tucked away as well.
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This product is a king-size heated mattress pad that is designed to protect your skin from burns and radiation. The product is 100% UL safety certified and features barely any EMF radiation being dispensed during the heating process.
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This heated mattress pad is ideal for couples who want to customize their side of the bed’s temperature. With two individual dual controllers, each person can choose their own heating preference. This mattress pad quickly heats up from the bottom up or quickly cools down as desired.
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The king-size heated mattress pad is made from soft and breathable polyester fabric and has five heat settings. It is also waterproof to protect your bed from accidental spills.
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If you’re looking for a heated mattress pad that will last you for years to come, this king-size option from is a great choice. It comes with a 5 year warranty, so you can be confident that it will stand up to regular use. Plus, it’s large enough to fit a king-size bed, so you can enjoy a comfortable night’s sleep even during the coldest months.
Sunbeam Premium Luxury Quilted Electric Heated Mattress Pad King Size

Key Features:
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This is a king-size heated mattress pad that is soft and comfortable. It is made of quilted cotton and polyester and has a 100% polyester bottom. It comes with two controllers.
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The Luxury Quilted Electric Heated Mattress Pad is a king-size heated mattress pad that offers therapeutic full-body relief with adjustable heat settings. The pad has ultra-thin heating wires for added comfort and the controller includes auto-off and preheat features and 10 heat settings.
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The Sunbeam king-size heated mattress pad is a safe and reliable option for a shopper looking for an advanced technology product. The controller includes an auto shut-off timer for safety and reliability, and the mattress pad is tested and approved by a third party to comply with industry safety standards.
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This king-size heated mattress pad is easy to care for and fits mattresses up to 21 inches deep. You should not use an extension cord or power strip for these mattress pads.
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This king-size heated mattress pad comes with a 5 year limited manufacturer’s warranty.
Beautyrest 3M Scotchgard Heated Mattress Pad – Electric Bed Warmer with 5 Heat Settings, 10 Hr Auto Shut Off Timer, All Around Elastic Deep Pocket, UL Certified, Machine Washable, White Cal King

Key Features:
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The Mattress Pad is a great way to get a good night’s sleep. The evenly spaced heating elements deliver even heat distribution throughout the Mattress Pad. The Mattress Pad is 100% UL certified and engineered to emit VIRTUALLY NO EMF radiation. Your safety is of utmost importance to us.
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The queen-size and larger heated mattress pads come with dual zone temperature capability and 2 controllers to conveniently adjust temperature independently. 3M Scotchgard treatment helps stains release easily in the wash.
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This king-size heated mattress pad features 5 heat settings, compatibility with smart home outlets and automatic timers, a PRE-HEAT feature, and the ability to set the auto shut off from 1-10 hours.
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This heated mattress pad is designed for a king-size bed and can accommodate a mattress up to 17 inches thick. It features an all-elastic design to ensure a snug fit, and comes with a controller and power cord. It is important to keep the controller uncovered while in use to avoid overheating.
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This king-size heated mattress pad is designed with safety in mind, with a UL certification and independent testing to provide the highest safety standard. It is conveniently machine washable and backed by a 5 year warranty.
King Size Electric Zoned Heated Mattress Pad Cover Dual Control,Heating Blanket with Timer,Adjustable 1-12 Hours Auto Shut Off, 10 Heat Settings

Key Features:
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This mattress pad is king-size with dual controllers, and is certified for use in the US market. It is heated, and has a 100 wattage.
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This heated mattress pad has a controller with an adjustable timer that will automatically shut off after 1-12 hours.
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The king-size heated mattress pad has 10 heat settings, allowing the user to customize the level of warmth. The pad also has a fast preheat feature.
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The mattress pad is a heating and cooling pad in one. It is made with a ventilated top surface that is highly breathable to help with hot flashes during sleep.
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This heated mattress pad is king-size and can fit mattresses up to 15”. It is machine washable.
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This heated mattress pad has a 6ft power cord and 13ft controller cord for maximum flexibility.
Beautyrest Cotton Blend Heated Mattress Pad Secure Comfort Technology – Luxury Quilted Electric Mattress Pad with Deep Pocket – 5-Setting Heat Controllers, King, White

Key Features:
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This mattress pad is designed to evenly distribute heat throughout the pad, and is certified to not emit harmful EMF radiation.
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This king-size heated mattress pad is ideal for couples who want to be able to adjust the temperature on their side of the bed independently. The dual zone temperature feature and two controllers make it easy to customize the perfect sleeping environment for both people.
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This king-size heated mattress pad is perfect for those cold winter nights. With five different heat settings, you can find the perfect temperature for you. It is also compatible with smart home outlets and automatic timers. The pre-heat feature can jump start the warming process and the auto shut off can be set from 1-10 hours.
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This heated mattress pad is king size and can fit a mattress up to 17 inches thick. It has a controller cord that is 12 feet long and a power cord that is 6 feet long. You should not leave the controller covered when in use to avoid overheating.
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This mattress pad is designed to be safe and is UL certified. It is also machine washable and backed by a 5 year warranty.
Hyde Lane Premium Heated Mattress Pad King Size | 78×80 inch | Quilted Cotton Top Electric Bed Warmer | 20 Heat Setting Dual Zone Controller With Auto Shut Off | Relieve Sore Muscles Joints | Washable

Key Features:
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The shopper would be interested in this product if they were looking for a heated mattress pad that was made with cotton fibers and was comfortable to sleep on. This product is also healthy for direct contact with skin, which is an added bonus.
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This mattress pad is designed to keep you safe and comfortable while you sleep. It is UL safety certified and features a cutting-edge design that circulates heat under your covers. The mattress pad also has a patented warming process that heats up with barely any EMF radiation being dispensed.
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The mattress pad is king-size and has a heating element to provide therapeutic relief from aches and pains. The heat dilates blood vessels and promotes blood flow, which can help to relax sore muscles and joints. The pad is also perfect for people who are iron deficient and need the extra warmth.
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This mattress pad is designed to heat up quickly so that you don’t have to wait for it to warm up once you’re in bed. It’s easy to wash – just disconnect the power cord and toss it in the washing machine. The high quality material won’t pill or get matted over time, and will stay soft through multiple washes.
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The king-size heated mattress pad is a durable and reliable product that comes with a satisfaction guarantee and a five-year warranty. This product is designed to last through many washes and will keep you warm all year round.
Beautyrest 100% Cotton Heated Mattress Pad – Bed Warmer with 20 Heat Settings Controller, Auto Shut Off Timer, Deep All Around Elastic Pocket, UL Certified, Machine Washable, White King

Key Features:
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This mattress pad is designed to evenly distribute heat throughout the surface, and is certified to emit very low levels of EMF radiation.
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This heated mattress pad is designed for queen-size and larger beds, and features dual zone temperature control with two controllers for independent adjustment. The 100% cotton cover is soft and breathable for added comfort.
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This mattress pad is for a king-size bed and has 20 heat settings. It is compatible with smart home outlets and automatic timers. The PRE-HEAT feature can jump start the warming process and the auto shut off can be set from 1-10 hours.
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This is a heated mattress pad that is 72″ wide, 84″ long, and 15″ deep. It has all elastic to fit up to a 17″ thick mattress. The controller cord is 12 feet long and the power cord is 6 feet long. Do not leave the controller covered when in use to avoid overheating.
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This heated mattress pad is safe to use, machine washable, and comes with a 5 year warranty.
Sunbeam Heated Mattress Pad | Quilted, 10 Heat Settings , White , King – MSU2KKS-V000-11A00

Key Features:
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The controller for this heated mattress pad is easy to use, with an LED light that makes it easy to see. The controller itself may vary in appearance.
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The heated mattress pad has 10 heat settings and an auto-off function that turns the heat off after 10 hours.
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The item is a king-size heated mattress pad that is 50% cotton and 50% polyester.
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The shopper is looking for a king-size heated mattress pad that is machine washable and dryer safe.
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This product has a 5 year limited warranty, meaning that the customer is protected against any manufacturing defects for 5 years after purchase.
Perfect Fit SoftHeat | Smart Heated Electric Mattress Pad with Safe & Warm Low Voltage Technology, Micro-Plush Top, King, White

Key Features:
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The king-size heated mattress pad includes one electric heated mattress pad. The pad is designed to fit a king size bed and provides heat to the bed to keep the user warm.
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The king-size heated mattress pad is made of Micro-Velour fabric with built in micro-thin wires. The wires are for more even heat distribution without the bulkiness.
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This heated mattress pad is king-size and features patented Safe & Warm non-hazardous low voltage technology. This technology is safe in the presence of moisture, will not harm pets, and emits no EMFs.
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This king-size heated mattress pad is designed to rejuvenate and warm your bed with its micro-velour fabric top. It is easy care machine washable and dryable, and will not pill, shrink, or stretch.
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This mattress pad is extra large to fit a king size bed, and it also has heating coils to provide warmth.
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This king-size heated mattress pad is designed to rejuvenate and warm your bed with its luxurious ultra-soft and supportive Micro-Velour fabric top. It is easy care machine washable & dryable without any pilling, shrinking or stretching.
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A king-size heated mattress pad with low voltage technology that is safer than other similar products on the market. The mattress pad has a lighted, simple-to-use controller with large, easy-to-read numbers and an on/off switch. The settings range from LO, 1-9, HI. The mattress pad has silent, no-click operation and a non-slip back.
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This is a king-size heated mattress pad that is thin and has no hot or cold spots.
Quilted Heated Mattress Pad, Dual Temperature Dual Controllers, Electric Soft Warming and Fitted Bed Skirt Design, Washable Heated Mattress Pad with 10 Heating Settings/Safety 10 Hours (King, White)

Key Features:
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The mattress pad is made of three layers of fabric, with no rubber filling in the middle. The bottom of the skirt is made of polyester knitted fabric, and the mattress pad has elastic bands around the bottom to keep it in place.
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The king-size heated mattress pad is 78”X80” and has a stretch knit skirt that is guaranteed to fit any mattress up to 18 inches. The long power cable (17.34 feet) makes the electric heated blanket free of restriction by a short cable to work flexibly in a wider range.
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This king-size heated mattress pad has four-speed heating, double temperature and double controllers, overheat protection, and a programmable shut-off feature. It also has a ten-level control switch function and preheating technology to keep your bed warm.
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The mattress pad is made to fit a king size bed and has a heating element to keep you warm. It is machine washable for easy care.
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If you are looking for a heated mattress pad that will fit a king size bed, this is the product for you. This mattress pad has a variety of heat settings to choose from, so you can find the perfect level of warmth for you. It also has a timer so you can set it to turn off after a certain amount of time. This product comes with a satisfaction guarantee, so you can be sure you will be happy with your purchase.
King-size Heated Mattress Pads FAQs
What are the dimensions of a king-size heated mattress pad?
A king size heated mattress pad is typically 80 inches by 78 inches.
What is the wattage of a king-size heated mattress pad?
The wattage of a king-size heated mattress pad will vary depending on the brand and model. However, the average wattage is between 60 and 100 watts.
What is the maximum temperature of a king-size heated mattress pad?
The maximum temperature of a king-size heated mattress pad is 120 degrees Fahrenheit.
What is the minimum temperature of a king-size heated mattress pad?
The minimum temperature of a king-size heated mattress pad is 60 degrees.
What is the price range of a king-size heated mattress pad?
The price range of a king-size heated mattress pad can vary depending on the brand, but typically ranges from $50-$100.
Conclusion
There are many great king-size heated mattress pads on the market. Our list of the best king-size heated mattress pads will help you save time researching and choosing the best one for you.