Cheap King Size Mattresses (5’)

At 150cm wide by 200cm long king size mattresses are designed to fit on UK standard king size bed frames. Here at BedzRus we have a wide range of cheap king size mattresses available, including standard sprung, luxury pocket sprung and memory foam mattresses. We have grouped all our mattresses into firmness categories for your convenience. Our range of king size mattresses include leading brands such as Sweet Dreams, Vogue Beds, Breasley and many more, all at very competitive prices which can assure great value. With our free pre-bookable delivery service, you can be assured of a speedy delivery time of your new mattress.
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  1. Infusion Small Single Mattress Mattress firmness

    Healthflex Plus Kingsize Mattress

    £99.99
    RRP: £179.99 | Save £80.00 (44%)
    • Hypoallergenic
    • Zipped cover
    • 150mm Layer of High Density Base
  2. Pebbles Single Mattress Mattress firmness

    Maxicool Kingsize Mattress

    £134.99
    RRP: £199.99 | Save £65.00 (32%)
    • 150mm of Reflex Foam
    • 50mm of Memory Foam
    • Hypoallergenic
  3. Luxury King Size Mattress Mattress firmness

    Luxury King Size Mattress

    £139.99
    RRP: £219.99 | Save £80.00 (36%)
    • Layer of High Density Base Foam
    • Layer of Memory Foam
    • Anti-bacterial
  4. Sleepwalk Trizone Gold King Size Mattress Mattress firmness

    Sleepwalk Trizone Gold King Size Mattress

    £159.99
    RRP: £299.99 | Save £140.00 (46%)
    • Trizone (3 phase support) spring unit
    • Soft white polyester fillings
    • No turn mattress
  5. Infusion Small Single Mattress Mattress firmness

    Jasper King size Mattress

    £169.99
    RRP: £249.99 | Save £80.00 (32%)
    • Hypoallergenic
    • 50mm Layer of Visco elastic memory foam
    • 200mm Layer of reflex foam
  6. Pluto King Size Mattress Mattress firmness

    Pluto King Size Mattress

    £169.99
    RRP: £319.99 | Save £150.00 (47%)
    • 150mm of Reflex Foam
    • 70mm of Memory Foam
    • Hypoallergenic
    Best Seller
  7. Jumpi latex pocket sprung kingsize mattress Mattress firmness

    Jumpi latex pocket sprung kingsize mattress

    £179.99
    • 1" latex
    • 1000 pocket spring
    • Cashmere cover
  8. Oxford King Size Mattress Mattress firmness

    Oxford King Size Mattress

    £199.99
    RRP: £269.99 | Save £70.00 (26%)
    • 12.5g Orthopaedic unit
    • 6 Gauge frame
    • No turn mattress
    Best Seller
  9. Gel Relax Open Coil King Size Mattress Mattress firmness

    Gel Relax Open Coil King Size Mattress

    £199.99
    RRP: £269.99 | Save £70.00 (26%)
    • Open coil mattress
    • Gel Feel Foam
    • Quilted mattress border
  10. Ashleigh Small Single Mattress Mattress firmness

    Roma deluxe King Size Mattress

    £209.99
    RRP: £299.99 | Save £90.00 (30%)
    • 12.5 Gauge Spring Unit
    • 6 gauge rod edging
    • Medium Firm feel
  11. Jumpi cool blue memory foam and coil spring kingsize mattress Mattress firmness

    Jumpi cool blue memory foam and coil spring kingsize mattress

    £209.99
    • Cool blue memory foam mattress
    • 13.5g Gauge spring
    • Diamond luxury cover
  12. Neptune Luxury King Size Mattress Mattress firmness

    Neptune Luxury King Size Mattress

    £209.99
    RRP: £299.99 | Save £90.00 (30%)
    • 50mm Layer of Memory Foam
    • 150mm Layer of Memory Foam
    • Hypoallergenic
    Best Seller
  13. Derby King Size Mattress Mattress firmness

    Derby King Size Mattress

    £219.99
    RRP: £289.99 | Save £70.00 (24%)
    • 12.5g Active support bonnell unit
    • Rod edge
    • Quality damask
  14. Ashleigh King Size Mattress Mattress firmness

    Ashleigh King Size Mattress

    £219.99
    RRP: £249.99 | Save £30.00 (12%)
    • Hand tufted damask
    • 12.5 gauge springs
    • Medium-firm feel
  15. Breasley Uno Vitality King Size Mattress Mattress firmness

    Breasley Uno Vitality King Size Mattress

    £219.99
    RRP: £339.99 | Save £120.00 (35%)
    • 2.5cm visco-elastic memory foam
    • 17.5cm stiffened reflex foam
    • Promotes blood circulation
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