King Size Mattresses

Luxuriate in pure comfort night after night with a beautiful king size mattress. Beautifully designed and incorporating the latest sleep research, you’ll discover what a good night’s sleep really means. From hand-tufted softness to mouldable memory foam, you’re sure to find the best king size mattress for you.

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Applied filters Clear filters Size King Size Brand Hypnos Silentnight + 1
  • EXTRA £50 off
    Save £260
    After Sale Price £939 Sale £729 Extra Sale Offer £679

    •   The same supportive feel as the Hypnos Embrace Ortho Wool collection
    •    Stay fresh and cool with 37.5® thermoregulating technology
    •    Firmer feel mattress with 1000 ReActivePro™ 6-turn pocket springs 
    •    Single sided, no need to turn just rotate regularly
    •    Sustainably sourced cotton and natural wool fillings

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  • Save £150
    Was £569 Sale £419
    • Fantastic value Silentnight Mirapocket Serenity Ortho mattress
    • Edge-to-edge support means more sleep space with no ‘roll together’
    • Mirapocket technology with 1400 zoned pocket springs
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  • Save £30
    Was £299 Sale £269

    A Which? Magazine Best Buy, the Silentnight Mattress-Now 3 Zone memory foam roll up mattress offers wide range of features at a great price.

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  • EXTRA £50 off
    Save £390
    Was £1339 Sale £999 Extra Sale Offer £949

    •    Stay fresh and cool with 37.5® thermoregulating technology
    •    Medium feel mattress with 1200 ReActivePro™ 7-turn pocket springs 
    •    A luxurious pillow top mattress so no need to turn, just rotate regularly
    •    Includes sustainably sourced cotton and natural wool fillings

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  • Save £140
    Was £539 Sale £399

    The Silentnight Mirapocket Serenity 1200 mattress is an award winner and it’s easy to see why. Rated a Best Buy by Which?, it scores top marks for comfort as well as value.

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  • Save £130
    Was £509 Sale £379
    • Fantastic value spring and memory foam mattress from Silentnight
    • Edge-to-edge support, more personal space, no ‘roll together’
    • Miracoil zoned spring system aligns your spine perfectly

     

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  • EXTRA £50 off
    Save £230
    Was £699 Sale £519 Extra Sale Offer £469

    Top to bottom and side to side, the Silentnight Mirapocket Serenity 2000 Memory mattress provides incredible comfort at a fantastic value price.

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  • Save £40
    Was £359 Sale £319

    The Silentnight Mattress-Now 7 Zone memory foam roll up mattress offers an array of innovative features at an outstanding price.

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  • Save £100
    Was £389 Sale £289

    Offering outstanding orthpaedic support with an extra firm feel, the Silentnight Miracoil Serenity Ortho mattress is your kind of comfort at a fantastic value price.

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  • EXTRA £50 off
    Save £430
    Was £1499 Sale £1119 Extra Sale Offer £1069

    It’s the advanced layers of comfort that make the Silentnight Serenity Cool Lux Gel 3000 Ultra mattress so incredibly comfortable.

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  • Save £120
    Was £449 Sale £329
    • Fantastic value spring and memory foam mattress from Silentnight
    • Edge-to-edge support, more personal space, no ‘roll together’
    • Miracoil zoned spring system aligns your spine perfectly
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  • EXTRA £50 off
    Save £330
    Was £1099 Sale £819 Extra Sale Offer £769

    Find luxurious comfort – and the perfect sleeping temperature – with the Silentnight Serenity Natural 2000 mattress.

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