Skip to content
Amazing 20% Discount on all products with code - EXTRA20
Amazing 20% Discount on all products with code - EXTRA20

Your best night sleep starts here

Soft, medium, firm. What's your type?
Shop

Get 20% off across our entire range with code - EXTRA20

Because a better night's sleep should always come with a better price
Shop

How to choose a mattress

Choosing the right mattress can feel like an impossible task with all the different materials, features, and opinions to weigh, but it's easier than you think – you just need to match up the firmness rating with your body weight and sleep position.

Suffer from back pain? Discover which type of mattress is best for you.

Choose your comfort level

View All

What size bed and mattress should I buy?

The most popular UK bed and mattress sizes are single, double, and king, but you can also get small single, small double, and super-king. We provide more info on these bed and mattress sizes, with expert advice on what size you should buy for your bedroom.

Shop by size

View All

Our NBF Approved Brands

View All
NBF Approved

NBF Approved

After working with some of the biggest names in the business, we have used everything we have learned to create something truly special: the ultimate bed buying experience.

Choosing Simply Mattresses means choosing trusted quality, certified safety, and the peace of mind that comes with NBF approval.

Discover more

Explore Ways to Pay

a little home comfort

Mattress Matters

  • Partially Bare Mattress with Pillows in Large Bedroom. Light Shining from Large Window onto bed
    June 16, 2025

    Which Type of Mattress is Best For Back Pain?

    Back pain is an absolute nightmare for sleep, but there are some things you can do about it—like choosing the right mattress firmness for your body weight and a material that keeps your spine in a natural arc. You should...

    Read now
  • Two Pillows laid Diagonally near foot of bare Mattress, Sunlight shining on pillows through window
    June 13, 2025

    The Pros and Cons of a Memory Foam Mattress

    Memory foam is a mattress manufacturer favourite because it's cheap to produce and satisfies most sleepers' expectations for a sleep surface: mouldable and soft, like a hug. However, there are pros and cons to memory foam mattresses. For instance, while...

    Read now
  • Woman Sleeping with Pink Sleep Mask, Large Comfy Bed in Neutral Coloured Room
    June 10, 2025

    Sleep Deprivation.... Can't get no Sleep!

    What is Sleep Deprivation? Sleep deprivation is a condition that occurs if you don't get enough sleep. Sleep deficiency is a broader concept. It occurs if you have one or more of the following: You don't get enough sleep (sleep...

    Read now

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare