The general rule is to change your mattress after every 8-10 years. However, it’s a no-brainer for you to have an upgrade especially if you are not sleeping well and you have not reached that limit. If you have been using your mattress for more than five years, you need to pay close attention to its overall conditions. While there are many types of mattresses on the market, the King size memory foam mattresses stand out. This is because they are more contouring, giving your body a hug for added comfort. They also come with adaptive bounce so you won’t have to disturb your partner at night even if you move around a lot throughout the night. What’s more, these mattresses are breathable, supportive and relieve pressure points, allowing the user to get a good night’s sleep.
Before coming up with the list below, we have done extensive research by both doing personal testing and going through hundreds of verified customer reviews. This has enabled us to narrow down our choices to the models that come with excellent quality features and ratings that exceed other competitors. Below are the reviews of the best King size memory foam mattresses available today. Go through them and pick the one that suits your needs.
Our Top Picks
Best Overall: Sweetnight 10 Inch Gel Memory Foam King Mattress
Experiencing trouble when sleeping because of excessive sweat, back pain, bad support, or back pain? Well, you can now have the ultimate solution for you. We understand that it is not easy to find a high-quality mattress at a low price. However, the Sweetnight brand has beaten all the odds to bring you with a low priced mattress that lets you sleep well and feel refreshed after a relaxed night of rest. This is a ten-inch king size mattress that comes with three layers of zoned gel memory foam to bring you unmatched comfort.
Designed to keep your body well aligned and supported, it makes a great choice for individuals suffering from back pain, excessive sweating, and tossing & turning. This mattress is also smartly designed to let you sleep on both sides. The top side features the gel memory foam layer, which is perfect for those looking for cloud feel while the bottom features high-density foam, which is ideal for individuals looking for extra support.
Best Luxury: Live & Sleep Ultra King Mattress 12-inch King Size
Built using premium materials, Live and Sleep Ultra King mattress promise you a deep, satisfying, and sweet night sleep. Unlike other models, this mattress comes in a unique pack and roll box that enables easy mobility. The Mattress boasts of a cooler innovation that is facilitated by the breathable, plusher, and superior construction materials that offer the user optimum comfort.
At a closer look, this mattress is also a cut above the rest when it comes to the design. We love the stylish and modern look that will add any bedroom a touch of style. for added comfort, the mattress combines 2.5 inches of deluxe premium air flow MF cushion over an inch of a gel Infused Visco. The base is made of High density 8.5 inches foam. other features that we love about this unit includes the extra thick profile that offers a luxury hotel touch and the warm, soft and easy to care linen that has a cloud-like sensation.
Best Comfort: Sleep Innovations Shiloh 12-inch Memory Foam King Mattress
Looking for a mattress that provides head to toe comfort? Well, Sleep Innovation mattress is designed not only to keep your body fully supported and aligned but at a comfortable temperature. This is a 12-inch king size mattress that comes with a new, enhanced tailored cushioning that enables you to sleep deeply through anything. Thanks for the oversized design, this mattress will allow everyone including those with bigger body types to sleep at any position and wake up feeling recharged and refreshed.
This is not all, the mattress is made of high-quality foam materials that guarantee you a performance that you can rely on for many years to come. By combining the high-end construction materials and State of the art technology including Duo Comfort design and support plus foam bottom, you are guaranteed to get the best night’s sleep. Besides, this mattress comes with pressure point relief allowing you to relax.
Best for Heavy People: Suiforlun 14 Inch Hybrid Gel Memory Foam Innerspring Kingsize Mattress
Subforum 14-inch Hybrid mattress combines advanced support of an integrated innerspring system with soft and comforting gel infused memory foam response. This ensures that the user gets a deeper and better quality sleep. The mattress is also covered with a beautifully detailed cover that is soft and breathable. What makes this mattress stand out from the competition is that comes with the top layer being made of the gel infused memory foam that promoted better airflow thus eliminating the stuffy experience that is often with other models. This means that you will get a cooler sleeping surface that promotes better sleep quality.
Additionally, the gel memory foam will mold to your body and offers advanced customer support. In addition, this memory foam will respond to your body’s weight gently, relieving the pressure points. Moreover, the mattress is covered by plush, breathable and environment-friendly Bamboo fiber.
Best Budget Mattress: Zinus Memory Foam Green Tea King Mattress
Why settle for an uncomfortable mattress that will leave your back aching all over in the morning while you can get the superior comfort without digging deeper in your pocket. Yes, you heard that right; this mattress is one of the few cost friendly models on the market that is designed to provide you with a restful night. It seamlessly pairs unsurpassed comfort and support with an innovative two-layer design for unmatched performance.
Unlike other models on the market, the conforming green tea memory foam will also relieve pressure, making it a great choice for people looking for added comfort. It also bears the CertuPUR, making it US certified to offer excellent performance, durability and content. Additionally, this is the only mattress that is infused with castor natural seed oil and green tea extract to retard odor and bacteria naturally.
Best for Back Pain: Tuft & Needle King Mattress
The Tuff and Needle King mattress is smartly designed to make you feel like you are sleeping in a five-star hotel bed. The mattress boasts of a gel infused memory foam that enables you to stay comfy and cool all night. It also has a bouncy yet supportive feel that is excellent for all sleeping positions. To bring you better comfort and back support, the mattress features the latest innovation and superior construction materials that eliminate sink in, feel stuck sensation, and instead molds to your body while still offering superior support.
The Adaptive foam also eliminates hot spots, as it is breathable. As if this is not enough, you will also get exceptional spine alignment, promoting healthy and restorative sleep. This is not all, the best thing about this mattress is that it provides the user with better pressure relief as well as a localized bounce that ensures that you don’t have to disturb your partner. What’s more this mattress is built to last, enabling you to reap the benefits for more than twenty years.
To an extent, choosing the best king size memory foam mattress is a subjective process, as it will depend on various factors that comes down to your preferences. Nevertheless, while we cannot say that there is a brand or model that will please everyone, some brings unsurpassed benefits making them a top pick. However, it is crucial for you to do some comparison before settling for the best model. Therefore, do your due diligence and compare the above-reviewed models before settling for the best.