King Size Memory Foam Mattresses

What is a king size memory foam mattress?

A king size memory foam mattress - also known as a king size memory mattress or foam mattress - is a king size mattress with a layer of viscoelastic (memory foam) on top.

King size memory foam mattresses are remarkably comfortable, provide high levels of pressure relief and are naturally hypoallergenic. They're temperature-sensitive and contour to your unique shape, giving you extra care for aches and pains.

They also feel luxurious - so they're the perfect way to relax after a long day.

Are king size memory foam mattresses good?

Yes, king size memory foam mattresses are great if you're looking for plush comfort, support and pressure relief. The best king size memory foam mattress adapts to your shape and movements as you sleep, for a tailor-made feel. This also helps prevent motion-transfer - so you won't be disturbed if your partner turns over.

Which king size memory foam mattress is best?

The best king size memory foam mattress is one that provides the comfort and support you need to get the best sleep. For many people, firmness is one of the most important considerations when choosing a mattress.

Select a softer or medium king size memory foam mattress for a super-comfy feel, or if you sleep on your side. Prefer extra support? Try a firmer king size memory mattress instead.

You should also consider mattress size. A king size memory foam mattress is a perfect choice for couples. For a luxury memory foam mattress feel - try a superking!

Lastly, choose your favourite brand. We stock thousands of king size memory foam mattresses from big names, including Silentnight, Sealy, Simba, Mlily - and so many more!

How long do king size memory foam mattresses last?

King size memory foam mattresses can last a long time. How long it lasts depends on a variety of factors, including how often you use it and the quality of your mattress.

However, as with all mattresses, eventually you will need to replace it. We recommend changing your king size memory foam mattress every seven years, in line with advice from the National Bed Federation.

Should I buy a cheap king size memory foam mattress?

Your mattress is one of the most important investments you'll make, so it's worth spending a little more to get it right. Generally speaking, a cheap king size memory foam mattress may not last as long as a more expensive mattress that will likely be better quality.

At Mattress Online, we have made it easy to find a cheap king size memory foam mattress without compromising on quality. We offer incredible savings off of our already low prices so we can match any budget. Plus, as we only stock industry-leading brands, you know you can enjoy a great night's sleep for many years to come.