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When buying a mattress, one of the most important factors to consider is its size. If you already have a bed frame, you are going to want to select a mattress to suit. Mattress sizes can also differ between countries and brands, so we have included sizes for American, Euro and IKEA.

UK Sized Mattresses

Small Single

A small single mattress is 75cm in width and 190cm in length. This is equal to the imperial measurements 2 feet 6 inches wide and 6 feet 3 inches long. Small single mattresses are suitable for more narrow bedframes which are ideal for kids, guests or in small bedrooms.

Shop our small single mattress range

Single

A single mattress is 90cm in width and 190cm in length. In imperial dimensions, single mattresses measure 3 feet wide and 6 feet 3 inches long. Single mattresses will fit single bed frames and are ideal for one person, young children, teens or adults.

Shop our single mattress range

Small Double

A small double mattress is 120cm wide and 190cm long. This is equal to 4 feet wide and 6 feet 3 inches long in imperial dimensions. Small double mattresses are ideal for one person wanting a bit more space but can sleep 2 adults. They work well in smaller sized bedrooms, especially when paired with a divan bed frame for extra storage space.

Shop our small double mattress range

Double

Double mattresses measure 135cm in width and 190cm in length. In imperial dimensions, double mattresses measure 4 feet 6 inches wide and 6 feet 3 inches long. Double mattresses are usually the most common choice for couples as they comfortably sleep 2 adults.

Shop our double mattress range

King Size

King size mattresses are 150cm wide and 200cm long. This is equal to 5 feet in width and 6 feet 6 inches in length in imperial dimensions. King size beds are ideal for taller people who need a bit of extra length from their bed and comfortably sleep 2 adults.

Shop our king size mattress range

Super King

Super king mattresses measure 180cm wide and 200cm long. In imperial dimensions, super king mattresses measure 6 feet in width and 6 feet 6 inches in length. Super-king mattresses offer a spacious sleeping space and are the largest mattress size available in the UK

Shop our super king mattress range

N.B. Always check the dimensions of your bed frame before purchasing a mattress to avoid disappointment.

European Sized Mattresses

All European mattresses measure 200cm in length. This is equal to the length of a UK King Size mattress and a UK Super King mattress. Therefore, European mattresses only vary in width and depth. If you have a bed frame from IKEA and are looking for a new mattress, European sized mattresses will be a suitable fit.

European Long Small Single

Our European long small single mattresses are 75cm in width and 200cm in length. They are slightly narrower than European small single mattresses and therefore are a great space saver in small bedrooms or guest bedrooms.

European Small Single

European small single mattresses are 80cm in width and 200cm in length. Therefore, they are both wider and longer than a UK small single mattress. European small single mattresses are best suited to younger children or teens.

European Single

European single mattresses are 90cm wide and 200cm long. European single mattresses offer more width than European small single mattresses and therefore offer slightly more sleep space. European single mattresses comfortably sleep one person, child through to adult.

European Double

European double mattresses are 140cm in width and are 200cm in length. European double mattresses comfortably sleep 2 adults. They are 5cm wider and 10cm longer than UK standard double mattresses and so they offer slightly more room when sleeping.

European King size

European king-size mattresses are 160cm in width and 200cm in length. European King Size mattresses are wider than UK king size mattresses but are narrower than UK super king mattresses. They are ideal when wanting that luxury of more sleeping space.

Shop our European sized mattress range.

USA American Sized Mattresses

If you have an American or Canadian bed frame and are in need of a new mattress, we stock American/Canadian sized mattresses to suit. Take a look at our American Sized mattress range.

Twin

American twin mattresses are 39 inches wide and 75 inches long (3ft 2” x 6ft 2”). American twin mattresses, otherwise known as single, are the smallest USA standard mattress size and are suitable for one person to sleep in. They are ideal for children, small bedrooms and bedrooms designed to sleep guests.

Twin XL

American twin XL mattresses are 39 inches wide and 80 inches long (3ft 2” x 7ft). Twin XL mattresses, otherwise known as single extra long, are ideal for someone who is taller and requires a bit of extra length from their mattress. They are the same width as a twin but offer that extra bit of length for more sleeping space.

Full

American full mattresses are 54 inches wide and 75 inches wide (4ft 5” x 6ft 2”). Full-size mattresses, otherwise known as double, are ideal for older children, single sleepers and can fit 2 sleepers comfortably. They are also ideal in smaller rooms or guest bedrooms where usually, there is limited floor space.

California Queen

American queen mattresses are 60 inches wide and 80 inches long (5ft x 7ft). California queen mattresses also referred to as queen, are perfect for couples as they offer a comfortable amount of sleeping space for two adults.

California King

American California king mattresses are 72 inches wide and 84 inches long (6ft x 7ft). California king mattresses are also referred to as Western Kings and offer even more width and length for couples looking to enjoy a luxurious night’s sleep.

USA King

USA king mattresses, otherwise known as Eastern King mattresses are 76 wide and 80 inches long. (6ft 3” x 6 ft 6”). USA king mattresses offer less length than the California king size but are wider allowing couples to enjoy even more sleeping space and comfort.

Shop our American size mattress range.

If would like some assistance selecting the mattress size that’s right for you, speak to an expert by giving us a call on 0333 0069 769.

Author: Lucie

Lucie is a copywriter, trend spotter, and our resident sleep expert! Lucie has been with the team since 2018 and her articles cover a sweeping array of subjects from general product care, the latest bedroom design trends, ways to promote healthier sleep and jargon-busting explanations to help you understand what goes into our products. Do you have questions for Lucie & the team? Call one of our sleep experts today!

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