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    Back to Silentnight Mattresses
    Home Page Mattresses Silentnight Mattresses King Mattresses
    King Mattresses

    Silentnight King Size Mattresses

    Sleep better with a Silentnight king size mattress from Linthorpe Beds, the UK’s most trusted sleep brand for over 75 years. Combining innovative design and premium materials, Silentnight mattresses are perfect for couples who value space and comfort. Shop now and enjoy free UK delivery on all orders.

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    Single (3'0") (18) Single (3'0")
    Small Double (4'0") (6) Small Double (4'0")
    Double (4'6") (18) Double (4'6")
    King Size (5'0") (18) King Size (5'0")
    Super King (6'0") (15) Super King (6'0")

    Delivery Speed

    Next Day (3) Next Day
    Standard (15) Standard

    Mattress Core

    Continuous Coil (6) Continuous Coil
    Foam (3) Foam
    Pocket Springs (9) Pocket Springs

    Mattress Tension

    Firm (5) Firm
    Medium (6) Medium
    Medium to Firm (5) Medium to Firm
    Medium to Soft (2) Medium to Soft

    Mattress Fillings

    Bamboo, Kapok, Flax and Aloe Vera (2) Bamboo, Kapok, Flax and Aloe Vera
    Memory Foam (8) Memory Foam
    Natural Fillings (3) Natural Fillings
    Soft White Fillings (3) Soft White Fillings
    UltraGel™ layer (2) UltraGel™ layer

    Mattress Depth

    Average (6) Average
    Deep (11) Deep
    Shallow (1) Shallow

    Care

    Non Turn (16) Non Turn
    Reversible (2) Reversible
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    Showing all of 18 results
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    Silentnight UltraGel 2000 Cool-to-Touch Mattress
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    Silentnight UltraGel 2000 Cool-to-Touch Mattress

    Our Price £639.95 inc. VAT
    Price £839.00 inc. VAT
    You Save £199.05 (24%)
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    2000 Mirapocket® Springs Gel 5 Year Guarantee Medium to Soft Tension 33cm / 13 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £639.95
    2 Weeks
    Small Double (4'0")
    £829.95
    2 Weeks
    Double (4'6")
    £829.95
    2 Weeks
    King Size (5'0")
    £999.95
    2 Weeks
    Super King (6'0")
    £1,209.95
    2 Weeks
    Add to Basket
    Silentnight UltraGel 1400 Pocket Mattress
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    Silentnight UltraGel 1400 Pocket Mattress

    Our Price £569.95 inc. VAT
    Price £819.00 inc. VAT
    You Save £249.05 (30%)
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    Core Specification : 1400 Mirapocket® Springs Gel 5 Year Guarantee Firm Tension 29cm / 11 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £569.95
    2 Weeks
    Small Double (4'0")
    £739.95
    2 Weeks
    Double (4'6")
    £739.95
    2 Weeks
    King Size (5'0")
    £889.95
    2 Weeks
    Super King (6'0")
    £1,079.95
    2 Weeks
    Add to Basket
    Silentnight Elite Aria Eco 1200 Mattress

    Silentnight Elite Aria Eco 1200 Mattress

    Our Price £409.95 inc. VAT
    Price £599.00 inc. VAT
    You Save £189.05 (32%)
    1200 Mirapocket® Springs Fillings Specification : EcoComfort Fibre® 5 Year Guarantee Medium to Firm Tension 28cm / 11 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £409.95
    2 Weeks
    Double (4'6")
    £539.95
    2 Weeks
    King Size (5'0")
    £659.95
    2 Weeks
    Super King (6'0")
    £779.95
    2 Weeks
    Add to Basket
    Silentnight Elite Luxuriant Natural Pocket 1400 Mattress
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    Silentnight Elite Luxuriant Natural Pocket 1400 Mattress

    Our Price £549.95 inc. VAT
    Price £769.00 inc. VAT
    You Save £219.05 (28%)
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    1400 Pocket Springs Fillings Specification : Silk, Cashmere & Wool 5 Year Guarantee Firm Tension 28cm / 11 Inches Deep
    Silentnight Logo
    Delivery logo Next Day Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £549.95
    2 Weeks
    Small Double (4'0")
    £699.95
    2 Weeks
    Double (4'6")
    £699.95
    2 Weeks
    King Size (5'0")
    £849.95
    Next Day
    Super King (6'0")
    £949.95
    Next Day
    Add to Basket
    Silentnight 1400 Plant Based Mattress
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    Silentnight 1400 Plant Based Mattress

    Our Price £649.95 inc. VAT
    Price £869.00 inc. VAT
    You Save £219.05 (25%)
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    Core Specification : 1400 Mirapocket® Springs Fillings Specification : Natural Fillings 5 Year Guarantee Medium Tension 26cm / 10 Inches Deep
    Silentnight Logo
    Delivery logo Next Day Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £649.95
    2 Weeks
    Double (4'6")
    £729.95
    2 Weeks
    King Size (5'0")
    £779.95
    Next Day
    Super King (6'0")
    £899.95
    2 Weeks
    Add to Basket
    Silentnight 1600 Plant Based Mattress
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    Silentnight 1600 Plant Based Mattress

    Our Price £649.95 inc. VAT
    Price £889.00 inc. VAT
    You Save £239.05 (27%)
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    Fillings Specification : Natural Fillings 5 Year Guarantee Medium Tension 31cm / 12 Inches Deep
    Silentnight Logo
    Delivery logo Next Day Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £649.95
    2 Weeks
    Double (4'6")
    £729.95
    Next Day
    King Size (5'0")
    £779.95
    Next Day
    Super King (6'0")
    £899.95
    2 Weeks
    Add to Basket
    Silentnight Cello Natural Pocket Mattress

    Silentnight Cello Natural Pocket Mattress

    Our Price £609.95 inc. VAT
    Price £899.00 inc. VAT
    You Save £289.05 (32%)
    2000 Mirapocket® Springs Fillings Specification : Silk, Cashmere & Wool 5 Year Guarantee Medium Tension 30cm / 12 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £609.95
    2 Weeks
    Double (4'6")
    £819.95
    2 Weeks
    King Size (5'0")
    £979.95
    2 Weeks
    Super King (6'0")
    £1,099.95
    2 Weeks
    Add to Basket
    Silentnight Allegro Natural Pocket 1400 Mattress

    Silentnight Allegro Natural Pocket 1400 Mattress

    Our Price £489.95 inc. VAT
    Price £719.00 inc. VAT
    You Save £229.05 (32%)
    Core Specification : 1400 Mirapocket® Springs Natural Wool 5 Year Guarantee Firm Tension 33cm / 13 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £489.95
    2 Weeks
    Double (4'6")
    £619.95
    2 Weeks
    King Size (5'0")
    £749.95
    2 Weeks
    Super King (6'0")
    £839.95
    2 Weeks
    Add to Basket
    Silentnight Now 7 Zone Memory Foam Mattress

    Silentnight Now 7 Zone Memory Foam Mattress

    Our Price £289.95 inc. VAT
    Price £419.00 inc. VAT
    You Save £129.05 (31%)
    Foam Interior Memory Foam 3 Year Guarantee Medium to Firm Tension 18cm / 7 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £289.95
    2 Weeks
    Double (4'6")
    £379.95
    2 Weeks
    King Size (5'0")
    £449.95
    2 Weeks
    Add to Basket
    Silentnight Now 3 Zone Memory Foam Mattress

    Silentnight Now 3 Zone Memory Foam Mattress

    Our Price £239.95 inc. VAT
    Price £339.00 inc. VAT
    You Save £99.05 (29%)
    Foam Interior Memory Foam 3 Year Guarantee Medium Tension 18cm / 7 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £239.95
    2 Weeks
    Double (4'6")
    £309.95
    2 Weeks
    King Size (5'0")
    £369.95
    2 Weeks
    Add to Basket
    Silentnight Now Comfortable Foam Mattress

    Silentnight Now Comfortable Foam Mattress

    Our Price £149.95 inc. VAT
    Price £219.00 inc. VAT
    You Save £69.05 (32%)
    Foam Interior 3 Year Guarantee Medium to Soft Tension 14cm / 5½ Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £149.95
    2 Weeks
    Double (4'6")
    £199.95
    2 Weeks
    King Size (5'0")
    £229.95
    2 Weeks
    Add to Basket
    Silentnight Rio Miracoil Cushion Top Mattress

    Silentnight Rio Miracoil Cushion Top Mattress

    Our Price £259.95 inc. VAT
    Price £389.00 inc. VAT
    You Save £129.05 (33%)
    Miracoil® Spring System Fillings Specification : EcoComfort Fibre® 5 Year Guarantee Firm Tension 24cm / 9½ Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £259.95
    2 Weeks
    Small Double (4'0")
    £359.95
    2 Weeks
    Double (4'6")
    £359.95
    2 Weeks
    King Size (5'0")
    £419.95
    2 Weeks
    Super King (6'0")
    £499.95
    2 Weeks
    Add to Basket
    Silentnight Oslo Miracoil Memory Mattress

    Silentnight Oslo Miracoil Memory Mattress

    Our Price £339.95 inc. VAT
    Price £489.00 inc. VAT
    You Save £149.05 (30%)
    Miracoil® Spring System Fillings Specification : Memory Foam & EcoComfort Fibre® 5 Year Guarantee Medium to Firm Tension 26cm / 10 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £339.95
    2 Weeks
    Double (4'6")
    £449.95
    2 Weeks
    King Size (5'0")
    £519.95
    2 Weeks
    Super King (6'0")
    £619.95
    2 Weeks
    Add to Basket
    Silentnight London 2000 Memory Mattress
    LIMITED STOCK

    Silentnight London 2000 Memory Mattress

    Our Price £499.95 inc. VAT
    Price £739.00 inc. VAT
    You Save £239.05 (32%)
    LIMITED STOCK
    2000 Mirapocket® Springs Fillings Specification : Memory Foam & EcoComfort Fibre® 5 Year Guarantee Medium Tension 30cm / 12 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £499.95
    2 Weeks
    Double (4'6")
    £669.95
    2 Weeks
    King Size (5'0")
    £779.95
    2 Weeks
    Super King (6'0")
    £929.95
    2 Weeks
    Add to Basket
    Silentnight Moscow 1200 Memory Mattress

    Silentnight Moscow 1200 Memory Mattress

    Our Price £414.95 inc. VAT
    Price £609.00 inc. VAT
    You Save £194.05 (32%)
    1200 Mirapocket® Springs Fillings Specification : Memory Foam & EcoComfort Fibre® 5 Year Guarantee Medium Tension 27cm / 10½ Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £414.95
    2 Weeks
    Double (4'6")
    £549.95
    2 Weeks
    King Size (5'0")
    £639.95
    2 Weeks
    Super King (6'0")
    £769.95
    2 Weeks
    Add to Basket
    Silentnight Torino 1000 Memory Mattress

    Silentnight Torino 1000 Memory Mattress

    Our Price £359.95 inc. VAT
    Price £529.00 inc. VAT
    You Save £169.05 (32%)
    1000 Mirapocket® Springs Fillings Specification : EcoComfort Fibre® 5 Year Guarantee Medium to Firm Tension 26cm / 10 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £359.95
    2 Weeks
    Double (4'6")
    £469.95
    2 Weeks
    King Size (5'0")
    £549.95
    2 Weeks
    Super King (6'0")
    £659.95
    2 Weeks
    Add to Basket
    Silentnight Seoul Miracoil Memory Mattress

    Silentnight Seoul Miracoil Memory Mattress

    Our Price £289.95 inc. VAT
    Price £429.00 inc. VAT
    You Save £139.05 (32%)
    Miracoil® Spring System Fillings Specification : Memory Foam & EcoComfort Fibre® 5 Year Guarantee Medium to Firm Tension 23cm / 9 Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £289.95
    2 Weeks
    Small Double (4'0")
    £389.95
    2 Weeks
    Double (4'6")
    £389.95
    2 Weeks
    King Size (5'0")
    £449.95
    2 Weeks
    Super King (6'0")
    £519.95
    2 Weeks
    Add to Basket
    Silentnight Amsterdam Miracoil Mattress

    Silentnight Amsterdam Miracoil Mattress

    Our Price £289.95 inc. VAT
    Price £429.00 inc. VAT
    You Save £139.05 (32%)
    Miracoil® Spring System Fillings Specification : EcoComfort Fibre® 5 Year Guarantee Firm Tension 24cm / 9½ Inches Deep
    Silentnight Logo
    Delivery logo Standard Size Availability
    Sizes Available
    Price
    Stock
    Single (3'0")
    £289.95
    2 Weeks
    Small Double (4'0")
    £389.95
    2 Weeks
    Double (4'6")
    £389.95
    2 Weeks
    King Size (5'0")
    £449.95
    2 Weeks
    Super King (6'0")
    £549.95
    2 Weeks
    Add to Basket
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