L
Close
Clear

Trending searches

Speak to a bed expert:
01928 242829
Back
Free UK Delivery Rated Excellent UK's Leading Independent Bed Retailer Pay by Finance Buy Now, Pay Later
Early Bird Black Friday Sale
Up to 50% Off
Ends in… 00dd 00hh 00mm 00ss

Medium King Size Mattresses

Showing 13 to 24 of 302 Products
FILTER

Filter By

Filter By

View Products (302)
Mattress-Trial-60-Nights-sized
Sleepeezee ActivFlex Ultra King Size Mattress
Guaranteed Xmas Delivery

SLEEPEEZEE ActivFlex Ultra King Size Mattress

5/5
(1 Reviews)
£989Save £530RRP £1,519Was £1,229
From £329.67 per month
From £27.61 per month
  • Gel Filling
  • 3700 Pocket Spring
  • 10 Year Guarantee
Medium
Removal and Recycle Available
FREE Delivery within 3 Weeks
Awards-Expert-Choice
Millbrook Zen Comfort King Size Mattress
Guaranteed Xmas Delivery

MILLBROOK Zen Comfort King Size Mattress

4.9/5
(9 Reviews)
£999Save £430RRP £1,429Was £1,199
From £333.00 per month
From £25.09 per month
  • Natural Filling
  • 2575 Pocket Spring
  • 10 Year Warranty
Medium
Removal and Recycle Available
FREE Delivery in 10 to 14 Days
Smart-mattress---AUGUST-2023-sized
Emma Smart Hybrid King Size Mattress
Guaranteed Xmas Delivery

EMMA Smart Hybrid King Size Mattress

4.8/5
(35 Reviews)
£619Save £630RRP £1,249Was £999
From £206.34 per month
From £22.08 per month
  • Memory Foam Filling
  • Pocket Spring
  • 10 Year Guarantee
Medium
FREE Delivery within 6 Weeks
Which-Best-Buy-Blank
Dormeo Memory Plus King Size Mattress
Guaranteed Xmas Delivery

DORMEO Memory Plus King Size Mattress

4.8/5
(297 Reviews)
£299Save £480RRP £779Was £499
From £99.67 per month
From £9.02 per month
  • Memory Foam Filling
  • Non Sprung
  • 15 Year Warranty
Medium
FREE Delivery in 10 to 14 Days
Hypnos Solace King Size Mattress

HYPNOS Solace King Size Mattress

4.9/5
(111 Reviews)
£999Save £400RRP £1,399Was £1,099
From £333.00 per month
From £25.09 per month
  • Natural Filling
  • ReActive 6 Pocket Spring
  • 10 Year Guarantee
Medium
Removal and Recycle Available
FREE Delivery in 8 to 9 Weeks
Good-Housekeeping-24
Hypnos Legacy III King Size Mattress

HYPNOS Legacy III King Size Mattress

5/5
(1 Reviews)
£1,699Save £1,190RRP £2,889Was £2,099
From £566.34 per month
From £47.70 per month
  • Natural Filling
  • ReActivePro 8 Pocket Spring
  • 10 Year Guarantee
Medium
Firm
Removal and Recycle Available
FREE Delivery in 8 to 9 Weeks
mattress-trial new
Silentnight Sienna King Size Mattress
Guaranteed Xmas Delivery

SILENTNIGHT Sienna King Size Mattress

4.8/5
(6 Reviews)
£689Save £120RRP £809Was £769
From £229.67 per month
From £17.31 per month
  • Gel Filling
  • 1015 Mirapocket Springs
  • 5 Year Guarantee
Medium
Removal and Recycle Available
FREE Delivery in 14 Days
Silentnight Alicia King Size Mattress
Guaranteed Xmas Delivery

SILENTNIGHT Alicia King Size Mattress

5/5
(2 Reviews)
£889Save £300RRP £1,189Was £989
From £296.34 per month
From £22.33 per month
  • Gel Filling
  • 1015 Mirapocket Springs
  • 5 Year Guarantee
Medium
Removal and Recycle Available
FREE Delivery in 14 Days
new-sized
Relyon Adelphi Medium Express King Size Mattress
Guaranteed Xmas Delivery

RELYON Adelphi Medium Express King Size Mattress

5/5
(2 Reviews)
£1,142Save £1,037RRP £2,179Was £1,549
From £380.67 per month
From £34.89 per month
  • Natural Filling
  • 1400 Pocket Spring
  • 15 Year Guarantee
Medium
Removal and Recycle Available
FREE Delivery in 7 Days
new-sized
Relyon Artemis Medium Express King Size Mattress
Guaranteed Xmas Delivery

RELYON Artemis Medium Express King Size Mattress

5/5
(2 Reviews)
£1,340Save £1,249RRP £2,589Was £2,099
From £446.67 per month
From £40.92 per month
  • Natural Filling
  • 2200 Pocket Spring
  • 15 Year Guarantee
Medium
Removal and Recycle Available
FREE Delivery in 7 Days
Mattress-Trial-60-Nights-sized
Sleepeezee Dual Seasons King Size Mattress
Guaranteed Xmas Delivery

SLEEPEEZEE Dual Seasons King Size Mattress

5/5
(35 Reviews)
£679Save £270RRP £949Was £809
From £226.34 per month
From £19.07 per month
  • Natural Filling
  • 1015 Pocket Spring
  • 10 Year Guarantee
Medium
Removal and Recycle Available
FREE Delivery within 3 Weeks
Awards-Best-Seller
Vispring Elite King Size Mattress

VISPRING Elite King Size Mattress

4.9/5
(19 Reviews)
£1,598Save £452RRP £2,050Was £1,749
From £532.67 per month
From £41.17 per month
  • Natural Filling
  • 1254 Pocket Spring
  • 30 Year Guarantee
Soft
Medium
Firm
Extra Firm
Removal and Recycle Available
FREE Delivery within 8 Weeks
Show more
Showing 13 to 24 of 302 Products

Get in the know with our buying guides

View all
Happy woman sat on bed
How to Choose the Right Mattress
Find the right mattress for your needs with our ultimate guide
Person putting on mattress protector
Ultimate Guide to the Best Mattress Protector
Choosing the right mattress protector for your bed
Man sleeping in facemask
Choosing the Right Pillow for You
Ensure you have the right pillow to enhance your sleep
Boy sitting under a duvet
Ultimate Guide to Picking the Best Duvet
Don't feel overwhelmed, let us help you choose