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 Harrison Spinks Owen Mattress from £2,899 (2) Ready for delivery from 26th February From £144.95 per month
- Harrison Spinks Marlowe Mattress from £3,399 Selected sizes ready for delivery From £169.95 per month
- Harrison Spinks Cawthorne Cashmere Mattress from £3,699 Ready for delivery from 23rd February From £184.95 per month
- Feather & Black Noir Performance Hybrid Mattress from £1,499 Ready for delivery from 14th February From £74.95 per month
- Bestseller Sleepeezee Bamboo Staycool 2400 Mattress from £2,299 (2) Ready for delivery from 7th February From £114.95 per month
- Harrison Spinks Richmond Pillow Top Mattress from £2,899 (1) Ready for delivery from 26th February From £144.95 per month
- Sleepeezee Bamboo Hybrid 4000 Mattress from £2,499 Selected sizes ready for delivery From £124.95 per month
- Sleepeezee Bamboo Staycool 1800 Mattress from £1,999 (2) Ready for delivery from 7th February From £99.95 per month
- Harrison Spinks Saxton Silk Mattress from £4,899 (1) Ready for delivery from 23rd February From £244.95 per month
- Harrison Spinks Byron Mattress from £4,599 (4) Ready for delivery from 26th February From £229.95 per month
- Bestseller Sleepeezee Premium Wool 2400 Mattress from £1,999 (1) Ready for delivery from 7th February From £99.95 per month
- Harrison Spinks Middleham Mohair Mattress from £2,599 (13) Ready for delivery from 26th February From £129.95 per month
- Sleepeezee Bamboo Advanced Hybrid 6000 Mattress from £2,699 (1) Ready for delivery from 7th February From £134.95 per month
- Bestseller Sleepeezee Natural 3000 Mattress from £2,499 Ready for delivery from 7th February From £124.95 per month
- Harrison Spinks Hemingway Mattress from £4,199 (1) Ready for delivery from 26th February From £209.95 per month
- Bestseller Harrison Spinks Conrad Mattress from £3,699 (4) Ready for delivery from 26th February From £184.95 per month
- Harrison Spinks Tennyson Mattress from £2,499 (4) Ready for delivery from 26th February From £124.95 per month
- New Relyon Montacute Mattress from £1,299 Ready for delivery from 28th February From £64.95 per month
- Bestseller Harrison Spinks Bronte Mattress from £2,199 (5) Ready for delivery from 26th February From £109.95 per month
- Harrison Spinks Marsett Mohair Mattress from £2,699 Ready for delivery from 23rd February From £134.95 per month
- Bestseller Harrison Spinks Chaucer Mattress from £1,999 (2) Ready for delivery from 26th February From £99.95 per month
- Harrison Spinks Fitzgerald Mattress from £3,299 (4) Ready for delivery from 26th February From £164.95 per month
- New Relyon Barrington Mattress from £1,199 Ready for delivery from 28th February From £59.95 per month
- New Feather & Black Harewood Mattress from £899 Ready for delivery from 12th February From £44.95 per month
- New Feather & Black Belvoir Mattress from £999 (1) Ready for delivery from 12th February From £49.95 per month
- New Feather & Black Morland Mattress from £999 Ready for delivery from 12th February From £49.95 per month
- New Feather & Black Elsham Mattress from £1,099 Ready for delivery from 12th February From £54.95 per month
- Harrison Spinks Bennett Mattress from £1,899 (1) Ready for delivery from 26th February From £94.95 per month
- Bestseller Harrison Spinks Thornton British Wool Mattress from £1,699 (14) Ready for delivery from 26th February From £84.95 per month
- Sleepeezee Natural Latex 4200 Mattress from £2,899 Ready for delivery from 7th February From £144.95 per month
- Sleepeezee Premium Wool 1200 Mattress from £1,799 Ready for delivery from 7th February From £89.95 per month
- Bestseller Harrison Spinks Harrogate Silk Mattress from £5,099 (2) Ready for delivery from 26th February From £254.95 per month
- Harrison Spinks Helmsley Egyptian Cotton Mattress from £2,099 (5) Ready for delivery from 26th February From £104.95 per month
- Harrison Spinks Clifton Cashmere Mattress from £3,099 (3) Ready for delivery from 26th February From £154.95 per month
- Clearance 50% OFF - WHILE STOCKS LAST Relyon Shere Mattress You Save £850 £849 From £1,699 (11) Ready for delivery from 7th March
- New Sleepeezee Bamboo Memory Support 1000 Mattress from £999 Ready for delivery from 7th February From £49.95 per month
- New Sleepeezee Bamboo Staycool 800 Gel Mattress from £899 Ready for delivery from 7th February From £44.95 per month
- New Sleepeezee Bamboo Support 950 Mattress from £899 Ready for delivery from 7th February From £44.95 per month
- New Sleepeezee Support 800 Mattress from £899 Ready for delivery from 7th February From £44.95 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.