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. Milan King Size Mattress Mattress firmness

    Milan King Size Mattress

    £119.99
    RRP: £179.99 | Save £60.00 (33%)
    FREE bookable delivery
    • Totally hypoallergenic fillings
    • 9 gauge frame
    • King size mattress
    Made in the UK
  2. Deep Sleep York King Size Mattress Mattress firmness

    Deep Sleep York King Size Mattress

    £119.99
    RRP: £199.99 | Save £80.00 (40%)
    Next Day Delivery Available
    • Stitchbond material
    • King Size mattress
    • Superb value
    Made in the UK
  3. Luxury King Size Mattress Mattress firmness

    Luxury King Size Mattress

    £129.99
    RRP: £219.99 | Save £90.00 (41%)
    • Layer of High Density Base Foam
    • Layer of Memory Foam
    • Anti-bacterial
    Made in the UK
  4. Sareer Orthopaedic King Size Mattress Mattress firmness

    Sareer Orthopaedic King Size Mattress

    £129.99
    RRP: £179.99 | Save £50.00 (27%)
    Next Day Delivery Available
    • Open coil spring unit
    • Quilted panel and border
    • Damask fabric cover
  5. Sareer Economical King Size Mattress Mattress firmness

    Sareer Economical King Size Mattress

    £129.99
    RRP: £169.99 | Save £40.00 (23%)
    Next Day Delivery Available
    • Open coil spring unit
    • Quilted panel and border
    • Removable washable cover
  6. Sareer Value Memory Foam King Size Mattress Mattress firmness

    Sareer Value Memory Foam King Size Mattress

    £129.99
    RRP: £179.99 | Save £50.00 (27%)
    Next Day Delivery Available
    • 12.5mm memory foam
    • Hypo-allergenic
    • Reflex foam
    Made in the UK
  7. Sareer Orthopaedic Memory King Size Mattress Mattress firmness

    Sareer Orthopaedic Memory King Size Mattress

    £139.99
    RRP: £199.99 | Save £60.00 (30%)
    Next Day Delivery Available
    • 12mm memory foam
    • Open coil spring unit
    • Back support
    Best Seller Made in the UK
  8. Sareer Memory Coil King Size Mattress Mattress firmness

    Sareer Memory Coil King Size Mattress

    £139.99
    RRP: £199.99 | Save £60.00 (30%)
    Next Day Delivery Available
    • Open coil spring unit
    • 12mm Memory foam
    • Damask stretch fabric cover
    Best Seller
  9. Reflex Plus King Size Mattress Mattress firmness

    Reflex Plus King Size Mattress

    £149.99
    RRP: £219.99 | Save £70.00 (31%)
    Next Day Delivery Available
    • 5 inch reflex foam
    • Reflex fabric
    • Removable washable cover
  10. Time Living Emerald King Size Mattress Mattress firmness

    Time Living Emerald King Size Mattress

    £149.99
    RRP: £229.99 | Save £80.00 (34%)
    Next Day Delivery Available
    • 12.5 gauge frame
    • Premium open coil springs
    • Manufactured in the UK
    Made in the UK
  11. Orthorest King Size Mattress Mattress firmness

    Orthorest King Size Mattress

    £149.99
    RRP: £219.99 | Save £70.00 (31%)
    FREE bookable delivery
    • Totally hypoallergenic fillings
    • Deep quilted mattress
    • King size mattress
    Made in the UK
  12. Reflex Plus Coil King Size Mattress Mattress firmness

    Reflex Plus Coil King Size Mattress

    £149.99
    RRP: £199.99 | Save £50.00 (25%)
    Next Day Delivery Available
    • Open coil spring unit
    • 1 inch reflex foam
    • Tufted
  13. Deep Sleep Solomaster King Size Mattress Mattress firmness

    Deep Sleep Solomaster King Size Mattress

    £149.99
    RRP: £235.99 | Save £86.00 (36%)
    Next Day Delivery Available
    • Luxurious fillings
    • Cool Plus Cover
    • Hand Tufted
    Made in the UK
  14. Sareer Memory Foam King Size Mattress Mattress firmness

    Sareer Memory Foam King Size Mattress

    £149.99
    RRP: £229.99 | Save £80.00 (34%)
    Next Day Delivery Available
    • 5 inch reflex foam
    • 1 inch memory foam
    • Removable washable cover
  15. Celina King Size Mattress Mattress firmness

    Celina King Size Mattress

    £149.99
    RRP: £249.99 | Save £100.00 (40%)
    FREE bookable delivery
    • Totally hypo-allergenic fillings
    • Quality damask fabric
    • King size mattress
    Made in the UK
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