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King Size Silentnight

Silentnight is the biggest and most well known bed brand in the UK. The famous pajama wearing hippo and duck characters used by the brand was developed in 1984 to demonstrate how their mattresses can comfortably accommodate different weights and sizes with its advanced miracoil spring system.

Silentnight beds cater to a variety of needs, whether you're looking for extra storage, orthopaedic support, or eco-friendly materials.

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    King Size
Silentnight Ranges

  1. Panache

    7 items

  2. Lift

    2 items

  3. Air Mesh

    3 items

  4. Mattress Now

    2 items

  5. Classic

    22 items

  6. Ultra Gel

    7 items

  7. Memory

    1 item

  8. Memory Cool

    3 items

  9. Breathe

    6 items
Product Type

  1. Divan Bed

    14 items

  2. Mattress

    39 items

  3. Mattress Protector

    1 item

  4. Duvet

    1 item

  5. Mattress Topper

    1 item
Price
Size

  1. Single

    3' x 6'3" | 90cm x 190cm

    55 items

  2. Small Double

    4' x 6'3" | 120cm x 190cm

    22 items

  3. Double

    4'6" x 6'3" | 135cm x 190cm

    56 items

  4. King Size

    5' x 6'6" | 150cm x 200cm

    56 items

  5. Super King

    6' x 6'6" | 180cm x 200cm

    47 items
Fast Delivery

  1. Fast Delivery

    Next day delivery or later. Choose a delivery date at checkout
Comfort Rating
  1. tension-image

    Soft/Med

    Balances comfort and support, providing a soft feel Ideal for sleepers with a lighter build who may find a medium mattress too firm and want a little extra give.

  2. tension-image

    Medium

    Often considered a universal comfort option, suitable for most people regardless of weight, sleeping position or preference.
  3. tension-image

    Med/Firm

    Provides a slight firmness, perfect if you want the extra support but still like your bed to feel cosy and soft.
  4. tension-image

    Firm

    Offers very little give or sink, providing an exceptionally supportive sleeping surface and ideal for people who like to sleep on top of their mattress
Mattress Core

  1. Pocket Springs

    Pocket springs work independently to each other, providing more support and reducing motion transfer.

  2. Memory Foam

    Memory foam uses your body heat to soften and mould to your shape.

  3. Memory Gel

    Memory gel mattresses are designed to be breathable and moisture-wicking, similar to memory foam mattresses, but with cooling properties to help regulate temperature.

  4. Foam

    Foam mattresses are lightweight and easy to move and can be a good option for people who prefer a firmer sleeping surface.

  5. Natural Fillings

    Natural fillings in mattresses are materials derived from natural sources that add comfort, support, and durability to a mattress.

  6. Latex

    Latex is commonly used in mattresses for support, comfort, and durability. One of the benefits of latex foam in mattresses is its ability to contour to the body's shape.

  7. Miracoil Springs

    Miracoil springs provide targeted support and enhanced comfort for sleepers.

  8. Comfort Layers

    A generous mix of upholstered fillings to create a luxurious comfort layer to the mattress
Features

  1. Keeps You Cool

    Helps regulate body temperature and prevents overheating by improving breathability, airflow, and heat dissipation

  2. Hypoallergenic & Dust Mite Resistant

    Resists dust mites, mold, and bacteria, Ideal for people with allergies or asthma

  3. Pillow Top Comfort

    A pillow-top mattress is a type of mattress that has an additional layer of padding sewn onto the top of the bed.

  4. Reduces Partner Disturbance

    Perfect for couples, as movement on one side won’t disturb the other.

  5. Pressure Relieving

    Pressure-relieving mattresses are designed to distribute the body's weight more evenly across the surface of the mattress, reducing pressure on specific points such as the hips, shoulders, and spine.

  6. Ideal for All Sleeping Positions

    Offers balanced support, whether you sleep on your back, side, or stomach.

  7. Higher Weight Support

    Provides strong support, durability, and pressure relief.

  8. Keeps You Warm

    Ideal for people who feel cold and prefer a warmer sleeping environment.

  9. No Roll-Together

    Each spring moves independently, preventing sagging or dips over time.

  10. Vacuum Packed

    A vacuum packed mattress, also known as a bed-in-a-box, is a type of mattress that is compressed, vacuum-sealed and rolled into a compact box for shipping and delivery.

  11. Hybrid Support

    A hybrid mattress offers the best of both worlds, the pressure relief and contouring of foam with the responsiveness and support of springs.

  12. Lightweight & Easy to Move

    A lighter mattress, making it easy to move or transport.

  13. Good Airflow & Breathability

    The open coil structure allows air to circulate, helping to prevent overheating.

  14. Extra Support & Spinal Alignment

    The Individual pocket springs move independently, adapting to your body's contours which creates targeted support, reducing pressure points on the back, neck, and joints.

  15. Excellent Temperature Regulation

    Absorbs and wicks away moisture, preventing overheating, helping to keep you cool in summer and warm in winter.
Colour
  1. tension-image

    Grey

    Grey/Silver Finish

    14 items
  2. tension-image

    Dark Grey/Black

    Dark Grey/Black Finish

    14 items
  3. tension-image

    White

    White finish

    14 items
  4. tension-image

    Off White

    Off-White Finish

    14 items
  5. tension-image

    Natural

    Natural Finish

    14 items
  6. tension-image

    Blue

    Blue Finish

    14 items
  7. tension-image

    Brown

    Brown Finish

    14 items
  8. tension-image

    Pink

    Pink Finish

    14 items
  9. tension-image

    Green

    Green Finish

    14 items
  10. tension-image

    Multiple Colours

    14 items
Storage

  1. Drawers

    14 items

  2. Lift Up Storage

    14 items
Mattress Depth

  1. 15cm-19cm

    2 items

  2. 20cm-24cm

    13 items

  3. 25cm-29cm

    26 items

  4. 30cm Plus

    13 items
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56 Results

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  1. Silentnight Waterproof Mattress Protector
    Add to Wish List Add to Compare

    Base Type:

    Silentnight Waterproof Mattress Protector

    Rating:
    94%
    4.7 · 31  reviews
    From
    £16.49
    RRP £29.00
    free-delivery

    delivery from Friday 22nd May

    brand
  2. Silentnight Just Like Down Duvet – 10.5 Tog
    Add to Wish List Add to Compare

    Silentnight Just Like Down Duvet – 10.5 Tog

    Rating:
    96%
    4.8 · 19  reviews
    From
    £32.99
    RRP £49.00
    free-delivery

    delivery from Friday 22nd May

    brand
  3. Silentnight Deep Sleep Ultimate 500 Mattress Topper
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    Silentnight Deep Sleep Ultimate 500 Mattress Topper

    Be the first to review this product
    From
    £49.48
    RRP £79.00
    free-delivery

    delivery from Friday 22nd May

    brand
  4. Silentnight Mirastar Comfort Mattress
    Add to Wish List Add to Compare
    tension

    Med/Firm

    Firmness

    Med/Firm · 4 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Miracoil Springs

    Miracoil Springs

    Comfort Layers

    Comfort Layers

    Silentnight Mirastar Comfort Mattress

    Rating:
    88%
    4.4 · 10  reviews
    Mattress Core
    Miracoil Springs
    Comfort Layers
    Mattress Depth
    22 cm depth
    Sale From
    £197.10
    £216.81
    Was £216.81
    RRP £419.00
    free-delivery

    delivery from Friday 22nd May

    brand
  5. Silentnight Miracoil Ortho Mattress
    Add to Wish List Add to Compare
    tension

    Firm

    Firmness

    Firm · 5 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Miracoil Springs

    Miracoil Springs

    Comfort Layers

    Comfort Layers

    Silentnight Miracoil Ortho Mattress

    Rating:
    94%
    4.7 · 38  reviews
    Mattress Core
    Miracoil Springs
    Comfort Layers
    Mattress Depth
    24 cm depth
    Sale From
    £232.73
    £256.00
    Was £256.00
    RRP £419.00
    free-delivery

    Free delivery from Friday 22nd May

    brand
  6. Silentnight 3 Zone Memory Mattress
    Add to Wish List Add to Compare
    tension

    Soft/Med

    Firmness

    Soft/Med · 2 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Foam

    Foam

    Silentnight 3 Zone Memory Mattress

    Rating:
    88%
    4.4 · 5  reviews
    Mattress Core
    Foam
    Mattress Depth
    18 cm depth
    Sale From
    £241.82
    £266.00
    Was £266.00
    RRP £289.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand
  7. Silentnight Comfort Breathe 800 Mattress
    Add to Wish List Add to Compare
    tension

    Medium

    Firmness

    Medium · 3 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Pocket Springs

    800 Pocket Springs

    Silentnight Comfort Breathe 800 Mattress

    Be the first to review this product
    Mattress Core
    800 Pocket Springs
    Mattress Depth
    24 cm depth
    Sale From
    £251.10
    £276.21
    Was £276.21
    RRP £409.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand
  8. Silentnight Classic Miracoil Memory Mattress
    Add to Wish List Add to Compare
    tension

    Med/Firm

    Firmness

    Med/Firm · 4 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Memory Foam

    Memory Foam

    Miracoil Springs

    Miracoil Springs

    Silentnight Classic Miracoil Memory Mattress

    Rating:
    98%
    4.9 · 59  reviews
    Mattress Core
    Memory Foam
    Miracoil Springs
    Mattress Depth
    25 cm depth
    Sale From
    £259.09
    £285.00
    Was £285.00
    RRP £469.00
    free-delivery

    Free delivery from Friday 22nd May

    brand
  9. Silentnight Seoul Mattress
    Add to Wish List Add to Compare
    tension

    Medium

    Firmness

    Medium · 3 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Memory Foam

    Memory Foam

    Miracoil Springs

    Miracoil Springs

    Silentnight Seoul Mattress

    Rating:
    100%
    5 · 3  reviews
    Mattress Core
    Memory Foam
    Miracoil Springs
    Mattress Depth
    25 cm depth
    Sale From
    £268.18
    £295.00
    Was £295.00
    RRP £339.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand
  10. Silentnight Mirapocket 1000 Mattress
    Add to Wish List Add to Compare
    tension

    Medium

    Firmness

    Medium · 3 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Pocket Springs

    1000 Pocket Springs

    Comfort Layers

    Comfort Layers

    Silentnight Mirapocket 1000 Mattress

    Rating:
    96%
    4.8 · 36  reviews
    Mattress Core
    1000 Pocket Springs
    Comfort Layers
    Mattress Depth
    23 cm depth
    Sale From
    £277.27
    £305.00
    Was £305.00
    RRP £399.00
    free-delivery

    Free delivery from Friday 22nd May

    brand
  11. Silentnight Star Indulge Mattress
    Add to Wish List Add to Compare
    tension

    Firm

    Firmness

    Firm · 5 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Miracoil Springs

    Miracoil Springs

    Comfort Layers

    Comfort Layers

    Silentnight Star Indulge Mattress

    Rating:
    95%
    4.75 · 4  reviews
    Mattress Core
    Miracoil Springs
    Comfort Layers
    Mattress Depth
    25 cm depth
    Sale From
    £277.27
    £305.00
    Was £305.00
    RRP £349.00
    free-delivery

    Free delivery from Friday 22nd May

    brand
  12. Silentnight Aide Miracoil Mattress
    Add to Wish List Add to Compare
    tension

    Firm

    Firmness

    Firm · 5 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Miracoil Springs

    Miracoil Springs

    Comfort Layers

    Comfort Layers

    Silentnight Aide Miracoil Mattress

    Rating:
    100%
    5 · 1  review
    Mattress Core
    Miracoil Springs
    Comfort Layers
    Mattress Depth
    24 cm depth
    Sale From
    £295.45
    £325.00
    Was £325.00
    RRP £429.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand
  13. Silentnight 7 Zone Memory Mattress
    Add to Wish List Add to Compare
    tension

    Medium

    Firmness

    Medium · 3 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Foam

    Foam

    Memory Foam

    Memory Foam

    Silentnight 7 Zone Memory Mattress

    Rating:
    92%
    4.6 · 18  reviews
    Mattress Core
    Memory Foam
    Foam
    Mattress Depth
    20 cm depth
    Sale From
    £295.45
    £325.00
    Was £325.00
    RRP £409.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand
  14. Silentnight Pocket Star 1000 Mattress
    Add to Wish List Add to Compare
    tension

    Medium

    Firmness

    Medium · 3 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Pocket Springs

    1000 Pocket Springs

    Comfort Layers

    Comfort Layers

    Silentnight Pocket Star 1000 Mattress

    Rating:
    96%
    4.8 · 5  reviews
    Mattress Core
    1000 Pocket Springs
    Comfort Layers
    Mattress Depth
    23 cm depth
    Sale From
    £295.45
    £325.00
    Was £325.00
    RRP £309.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand
  15. Silentnight Memory Pocket 800 Mattress
    Add to Wish List Add to Compare
    tension

    Medium

    Firmness

    Medium · 3 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Pocket Springs

    800 Pocket Springs

    Memory Foam

    Memory Foam

    Silentnight Memory Pocket 800 Mattress

    Be the first to review this product
    Mattress Core
    800 Pocket Springs
    Memory Foam
    Mattress Depth
    24 cm depth
    Sale From
    £296.10
    £325.71
    Was £325.71
    RRP £459.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand

56 Results

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What is a king size?

A king-size provides more width than a standard double, offering additional comfort for couples who need more room to sleep comfortably.

UK King Size Dimensions

  • Width: 150 cm (5FT)
  • Length: 200 cm (6FT6)

A king-size is a popular choice for those who want more sleeping space than a standard double but may not have room for a super king. It balances space, comfort, and suitability for various bedroom sizes.

What are the benefits of a king size?

A king-size offers several benefits, particularly for those who value space and comfort in their sleeping arrangements. Here are some of the main advantages:

Benefits of a Kingsize

1. Ample Space:

  • A king-size provides plenty of room for couples to sleep comfortably without disturbing each other. This is especially beneficial for those who are restless sleepers or have different sleep patterns.

2. Comfort:

  • The larger sleeping area can contribute to a better night's sleep, as individuals can stretch out and move around freely.
  • Ideal for taller individuals who require more legroom.

3. Family-Friendly:

  • Perfect for families with children or pets who like to join in bed. The extra space accommodates everyone without feeling cramped.
  • Useful for parents who co-sleep with young children or need space for kids who occasionally join them during the night.

4. Aesthetics and Luxury:

  • A king-size can make a statement in the bedroom, adding a touch of luxury and elegance.
  • It can become the focal point of the room, enhancing the overall design and atmosphere.

5. Health Benefits:

  • Reduces disturbances from partner movements during the night, leading to improved sleep quality.
  • Provides more options for comfortable sleeping positions, potentially reducing back and joint pain.

6. Versatility:

  • More flexibility in sleeping arrangements, such as adding extra pillows or sleeping diagonally.
  • Can accommodate a variety of activities beyond sleeping, such as reading, watching TV, or working on a laptop, with plenty of room for pillows and blankets.

7. Resale Value:

  • Investing in a high-quality king-size can potentially increase the resale value of your bedroom set if you ever decide to sell it.

8. Shared Bedtime:

  • Provides space for couples to engage in activities together, such as watching movies or reading, without feeling cramped.

Overall, a king-size is an excellent choice for those who prioritize comfort, space, and luxury in their sleeping environment.

Who should buy a king size?

A king-size is a great investment for anyone who values space and comfort in their sleeping arrangements. Here are some specific situations and types of individuals who might benefit most from purchasing a king-size:

1. Couples:

  • Couples who prefer more personal space while sleeping can greatly benefit from the extra width of a king-size,
  • Those who experience sleep disturbances from their partner’s movements will appreciate the reduced motion transfer in a king-size.

2. Taller Individuals:

  • People who are taller than average may find that the additional length of a king-size offers more legroom and comfort compared to smaller sizes.

3. Families with Children or Pets:

  • Families who co-sleep with young children or share with pets will appreciate the extra space a king-size provides, allowing everyone to sleep comfortably without feeling crowded
  • Parents who occasionally have their kids join them for nighttime comfort or morning cuddles will find the space accommodating.

4. Individuals with Health Concerns:

  • People who suffer from back or joint pain may benefit from the ability to spread out and change positions easily, which can help reduce pressure points and improve sleep quality.
  • Those who require additional pillows or sleep aids for conditions such as sleep apnea may find a king-size more accommodating.

5. People Who Enjoy a Luxurious Sleep Environment:

  • Individuals who prioritize luxury and aesthetics in their bedroom will appreciate the king-size's ability to serve as a statement piece, enhancing the room's overall design and atmosphere.
  • Those who enjoy a hotel-like sleeping experience at home will find the king-size’s spaciousness appealing.

6. Active Sleepers:

  • People who tend to move around a lot during the night will appreciate the extra space to stretch out and shift positions without disturbing a partner.

7. Homeowners with Large Bedrooms:

  • Those who have a large master bedroom will find that a king-size fits proportionately, providing ample space for the bed and other furniture while maintaining a balanced aesthetic.

Conclusion

Overall, a king-size is ideal for couples, families, or individuals who want more space and comfort in their sleeping arrangements. It provides an excellent balance of luxury and functionality, making it a worthwhile investment for many people.

Are there any different references used for a king size?

Yes, the term "king-size" can have different meanings depending on the region and specific variations. Here are the different references and types of king-size commonly found:

Variations of King-Size

1. Standard King (Eastern King)

  • Dimensions (U.S.): 76 inches wide by 80 inches long (193 cm x 203 cm)
  • Use: This is the most common king-size in the United States, providing ample width for couples who want more space than a queen-size bed.

2. California King

  • Dimensions (U.S.): 72 inches wide by 84 inches long (183 cm x 213 cm)
  • Use: Popular on the West Coast, the California King is longer but slightly narrower than a Standard King, making it ideal for taller individuals.

3. UK King

  • Dimensions (UK): 60 inches wide by 78 inches long (150 cm x 200 cm)
  • Use: The UK king-size is slightly smaller than the U.S. king, but larger than the UK double, offering more space for couples in the UK.

4. UK Super King

  • Dimensions (UK): 72 inches wide by 78 inches long (180 cm x 200 cm)
  • Use: The largest standard size in the UK, providing ample space for couples who want the ultimate in comfort.

5. Split King

  • Dimensions: Typically the same as a Standard King but divided into two twin XL mattresses (each 38 inches wide by 80 inches long)
  • Use: Allows for different mattress firmness or adjustable bases on each side, offering individualized comfort for couples.

6. European King

  • Dimensions (EU): 63 inches wide by 79 inches long (160 cm x 200 cm)
  • Use: Slightly wider than the UK king, the European King is common in mainland Europe and provides a comfortable option for couples.

Conclusion

When choosing a king-size, it's important to consider the specific dimensions and regional standards that apply to ensure it meets your needs and fits your space. The various king-size options provide flexibility and customization, allowing you to select the best option for your comfort and room layout.

What are the disadvantages of a king size?

While a king-size offers many benefits, such as increased space and comfort, there are also some potential disadvantages to consider:

Disadvantages of a King-Size

1. Cost:

  • Higher Initial Investment: King-size and their associated bedding, such as sheets, duvets, and mattress protectors, are typically more expensive than smaller sizes.
  • Maintenance Costs: The larger size may lead to higher costs for cleaning and replacing bedding and mattress accessories.

2. Room Size Requirements:

  • Space Constraints: A king-size requires a larger bedroom to accommodate its dimensions comfortably while leaving enough space for movement and other furniture. In smaller rooms, a king-size might make the space feel cramped.

3. Mobility and Handling:

  • Difficult to Move: King-size can be heavy and cumbersome, making them challenging to move or reposition, particularly if you are relocating or redecorating frequently.
  • Assembly: Assembly can be more complex and time-consuming compared to smaller sizes, requiring more effort to set up.

4. Cost of Accessories:

  • Bedding Costs: King-size bedding, including sheets, comforters, and mattress protectors, is often more expensive and may require special sizes or custom options.
  • Storage: Larger bedding and accessories may require more storage space when not in use.

5. Room Layout:

  • Limited Flexibility: In smaller rooms, a king-size can limit your options for arranging other furniture and might restrict the flow of movement within the room.
  • Visual Balance: In a small room, a king-size might dominate the space, affecting the overall aesthetics and balance of the room.

6. Heat Retention:

  • Warmth: Larger sizes may retain more heat, which can be a disadvantage in warmer climates or for individuals who prefer a cooler sleeping environment. However, this can also be mitigated with appropriate bedding.

7. Comfort and Use:

  • Space vs. Intimacy: While the extra space can be comfortable, some people may prefer a smaller size for a cozier or more intimate feel, especially if they like to be close to their partner during sleep.

8. Maintenance:

  • Mattress Maintenance: A larger size can be harder to clean and maintain, especially if it becomes stained or needs to be rotated or flipped regularly.

Conclusion

A king-size provides substantial benefits in terms of space and comfort, but these advantages come with some trade-offs, including higher costs, space requirements, and practical considerations for handling and maintenance. Assessing these potential disadvantages in relation to your specific needs and room size can help determine whether a king-size is the right choice for you.

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