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Top Ten Best King Size Mattresses

By BCR Staff
March 2019

This article presents the 10 best king size mattresses available online.

Buying a mattress used to be easy.  You had a choice between cheap versions that wouldn’t hold up too well, and premium models that often cost as much as a used car.  With so much riding on your investment, your well-thought out purchase needed to stand the test of time and ensure that you and yours would get the best possible night’s sleep. And then you had to get it home.

Today’s mattresses are lighter, better constructed, and can be ordered without even leaving the comfort of your own home.  Built with factors like proper spinal alignment and temperature regulation in mind, you might wish you had purchased a new mattress sooner. In this review, we will take a look at the top ten king size mattresses on today’s market.

1. Aviya

Innerspring Triple Layer Mattress

Aviya Innerspring System Full-Sized Mattress

This King size mattress is perfect for comfort. With an innerspring system, three layers of upholstery, and high-density grade foam as comfort layers, you will get the support you need to get the best night’s sleep. Aviya uses CertiPur-US® foam that has been tested by a non-profit organization for durability, performance, and content. The foam used to make Aviya mattresses is made without ozone depleters, TCEP, and PBDE’s. Without these chemicals, the air quality of your home will be better, and you will feel safer sleeping on a mattress with no chemicals. Aviya includes a 100-night trial and a 10-year warranty with this mattress.

2. Casper

Four-Layer Premium Foam Mattress

The Casper Mattress

This mattress is designed for durability, breathability, and support.  A base l zip off cover ensures that it is easy to clean. The Casper features zoned support, so it is firmer under the hips and softer up near the shoulders. Sleeping on the Casper Mattress is like sleeping on a cozy, comfortable, cloud. This king size mattress is a favorite among consumers who want a sound sleep.  Rest comfortably and stay cool with open cell foam technology that prevents you from overheating. The Casper includes free shipping directly to your home, a 100-night trial, and no hassle, no cost returns.

3. Tomorrow

Memory Foam and Coil System Hybrid Mattress


This medium-firm king size mattress from Tomorrow provides comfort with its hybrid system. Avoid night sweats with this mattress that has advanced technology by NASA to regulate temperature. Hypoallergenic and toxin-free, it is made in the USA. The Tomorrow Mattress is perfect for those with allergies, people that get overheated at night, and back pain sufferers. Users will get an excellent night’s sleep due to the ergonomically designed coils.

4. Helix

Moonlight Luxe

Helix Moonlight Luxe Mattress

The Moonlight Luxe King Size Mattress seems to be a marvel of modern day engineering and manufacturing. The name of the mattress says it all.  Zoned lumbar support coils will ensure you get your most comfortable night’s sleep yet. A premium quilted pillow top featuring ultra-cool technology will keep you from overheating. Toxin-free CertiPur ® foam is used to construct this mattress. One of the best mattresses for luxury and comfort; Helix will deliver it to your door at no cost. They offer a 100-night free trial to make sure you love it, along with a 15-year warranty.

5. Signature Sleep

Contour Hybrid Independently-Encased Coil Memory Foam Mattress

Signature Sleep

The Signature Sleep hybrid model molds to your body for the ultimate in support. It is constructed in a way that not only relieves pressure points in your body, but it also helps keep air flowing. Designed for complete relaxation, the encased coils reduce motion disturbance to ensure an uninterrupted night of slumber. The foam is CertiPur certified and tested to be free from toxins.  Signature Sleep ships their mattresses directly to your door and setup is a breeze. They also provide a 10-year warranty.

6. Sweetnight

10-Inch Gel Memory Foam Mattress

Sweetnight 10-Inch Gel Memory Foam Mattress

The Sweetnight features three layers of zoned support foam construction. It is firmer in the middle to help relieve pressure points, and a layer of gel-infused memory foam helps to keep your body cool and comfortable all night long. This mattress is made for proper alignment of the spine and is especially helpful for those who suffer from everyday aches and pains. It is conveniently made to fit any style king-size bed frame. Highly reviewed, Sweetnight’s mattresses come rolled in a box that is shipped for free directly to your home, and they feature a 10-year warranty for your peace of mind.

7. BedStory

Lavender Memory Foam Mattress

BedStory 12-Inch Lavender Memory Foam

The lavender memory foam king mattress is made for all types of sleepers. It has one layer of memory foam, a 7-inch air circulation foam, and support foam all within its innovative design.  Ergonomically created to mold to the body; it will support you in comfort while you sleep. The cover is designed to wick away moisture, and the unique design improves air flow. Both of these features will keep your body at a consistent temperature all night long. Infused with the scent of lavender essential oil, it is sure to lull you off to dreamland in no time at all. Made with toxin-free, eco-friendly CertiPUR-US Certified foam, it comes with a 10-year warranty.

8. Signature Sleep

Flex 10″ Charcoal Gel Memory Foam Mattress

Signature Sleep
This mattress is made with CertiPur ® Certified memory foam, an eco-friendly and toxin-free material. The Charcoal Grey Gel helps regulate your body temperature to keep you cool while you sleep. If you sleep with a partner or spouse, the convoluted foam and waterfall edge design will minimize motion disturbances so that you can both get the rest you deserve. This is also a terrific feature for those who tend to toss and turn a lot.  All Signature Sleep mattresses come with a 10-year warranty.

9. Tuft & Needle

King Mint Mattress

Tuft & Needle King Mint Mattress

The king mint mattress is made for comfort with three layers of adaptive foam and an ultra-plush knitted cover. The cooling gel beads will add support and disperse heat away from your body so that you can stay cool and comfortable. Mint gives you a 100-night free trial so that you can try out the mattress and find out if it’s right for you. They also include a 10-year limited warranty and free shipping. The Mint mattress is compatible with most bed frame.

10. Nectar

Memory Foam Mattress

Nectar Memory Foam Mattress

The Nectar Mattress is made of three layers. The first layer is a cooling cover that disperses heat away from you while you are sleeping. The second layer is a quilted gel memory foam that provides breathability and air circulation. The third inner layer of memory foam distributes your weight and provides support for all of the pressure points in your body. This mattress fits on any bed frame. Nectar offers free shipping, and a 365-day trial to decide if the mattress is right for you. If you don’t like it for any reason, the company will arrange for free return shipping.