Super King Size Mattresses
Our super king mattresses provide comfort and space in abundance and are perfect for those who love to indulge and luxuriate with plenty room. We offer a range of styles from pillow top to zip & link, all of which offer cushioned, comfortable support for a great night’s sleep and fit perfectly atop our super king beds.
- Bestseller 20% OFF WITH ANY BED Harrison Spinks Owen Mattress from £2,899 (4) Ready for delivery from 28th August From £144.95 per month
- 20% OFF WITH ANY BED Sleepeezee Bamboo Staycool 1800 Mattress from £1,999 (2) Ready for delivery From £99.95 per month
- Bestseller 20% OFF WITH ANY BED Harrison Spinks Bronte Mattress from £2,199 (5) Ready for delivery from 28th August From £109.95 per month
- 20% OFF WITH ANY BED Feather & Black Morland Mattress from £999 Ready for delivery from 17th August From £49.95 per month
- 20% OFF WITH ANY BED Feather & Black Elsham Mattress from £1,099 (2) Ready for delivery from 17th August From £54.95 per month
- 20% OFF WITH ANY BED Feather & Black Harewood Mattress from £899 (1) Ready for delivery from 17th August From £44.95 per month
- 20% OFF WITH ANY BED Feather & Black Noir Performance Hybrid Mattress from £1,499 (1) Ready for delivery From £74.95 per month
- 20% OFF WITH ANY BED Sleepeezee Bamboo Staycool 2400 Mattress from £2,299 (2) Ready for delivery From £114.95 per month
- 20% OFF WITH ANY BED Harrison Spinks Bennett Mattress from £1,899 (1) Ready for delivery from 28th August From £94.95 per month
- Bestseller 20% OFF WITH ANY BED Relyon Barrington Mattress from £1,199 Ready for delivery from 3rd September From £59.95 per month
- 20% OFF WITH ANY BED Harrison Spinks Cawthorne Cashmere Mattress from £3,699 Ready for delivery from 28th August From £184.95 per month
- Bestseller 20% OFF WITH ANY BED Harrison Spinks Chaucer Mattress from £1,999 (2) Ready for delivery from 28th August From £99.95 per month
- Bestseller 20% OFF WITH ANY BED Harrison Spinks Fitzgerald Mattress from £3,299 (5) Ready for delivery from 28th August From £164.95 per month
- 20% OFF WITH ANY BED Harrison Spinks Marlowe Mattress from £3,399 Selected sizes ready for delivery From £169.95 per month
- 20% OFF WITH ANY BED Relyon Montacute Mattress from £1,299 Ready for delivery from 3rd September From £64.95 per month
- 20% OFF WITH ANY BED Harrison Spinks Marsett Mohair Mattress from £2,699 (1) Ready for delivery from 28th August From £134.95 per month
- 20% OFF WITH ANY BED Harrison Spinks Byron Mattress from £4,599 (4) Ready for delivery from 28th August From £229.95 per month
- 20% OFF WITH ANY BED Harrison Spinks Conrad Mattress from £3,699 (6) Ready for delivery from 28th August From £184.95 per month
- 20% OFF WITH ANY BED Sleepeezee Natural Latex 4200 Mattress from £2,899 Ready for delivery From £144.95 per month
- Bestseller 20% OFF WITH ANY BED Sleepeezee Premium Wool 2400 Mattress from £1,999 (1) Ready for delivery From £99.95 per month
- 20% OFF WITH ANY BED Harrison Spinks Tennyson Mattress from £2,499 (4) Ready for delivery from 28th August From £124.95 per month
- Bestseller 20% OFF WITH ANY BED Sleepeezee Natural 3000 Mattress from £2,499 Ready for delivery From £124.95 per month
- 20% OFF WITH ANY BED Sleepeezee Bamboo Advanced Hybrid 6000 Mattress from £2,699 (1) Ready for delivery From £134.95 per month
- 20% OFF WITH ANY BED Sleepeezee Bamboo Staycool 800 Gel Mattress from £899 Ready for delivery From £44.95 per month
- 20% OFF WITH ANY BED Sleepeezee Bamboo Support 950 Mattress from £899 Ready for delivery From £44.95 per month
- 20% OFF WITH ANY BED Sleepeezee Bamboo Memory Support 1000 Mattress from £999 Ready for delivery From £49.95 per month
- 20% OFF WITH ANY BED Sleepeezee Support 800 Mattress from £899 Ready for delivery From £44.95 per month
- 20% OFF WITH ANY BED Sleepeezee Bamboo Hybrid 4000 Mattress from £2,499 Ready for delivery From £124.95 per month
- 20% OFF WITH ANY BED Harrison Spinks Saxton Silk Mattress from £4,899 (1) Ready for delivery from 28th August From £244.95 per month
- 20% OFF WITH ANY BED Feather & Black Belvoir Mattress from £999 (1) Ready for delivery from 17th August From £49.95 per month
- 20% OFF WITH ANY BED Sleepeezee Premium Wool 1200 Mattress from £1,799 Ready for delivery From £89.95 per month
- 20% OFF WITH ANY BED Harrison Spinks Hemingway Mattress from £4,199 (1) Ready for delivery from 28th August From £209.95 per month
What size is a super king mattress?
Super king size mattresses are W180cm x L200cm (6 feet wide x 6 feet 6 inches long), wider than a standard king size mattress by 30cm (1 foot) offering ample space for an undisturbed, peaceful sleep.
How wide is a super king mattress?
Super king mattresses are 180cm wide or 6 foot 6 inches across with a length of 6 feet or 200cm. Full a full list of mattress dimensions, visit the size guide.
What makes a super king size mattress good quality?
We offer a range of super king size mattresses with a spread of budget ranges available. When it comes to quality, we have exacting standards when it comes to craftsmanship, fillings and support. Our most luxurious super king mattresses have various tensions to choose from, the finest fillings and are available as zip & link mattresses too. Read our mattress guide to help you decide which is the best mattress for you.