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Super King Firm Silentnight

A firm mattress is a firmness that offers very little give or sink, providing a very supportive sleeping surface and distributing your body weight more evenly than softer mattresses. Firm mattresses are perfect for front and back sleepers.

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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  1. Category
    Mattresses
  2. Size
    Super King
  3. Comfort Rating
    Firm
Silentnight Ranges

  1. Panache

    2 items

  2. Air Mesh

    1 item

  3. Classic

    2 items

  4. Ultra Gel

    1 item

  5. Breathe

    1 item
Price
Size

  1. Single

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

    7 items

  2. Small Double

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

    5 items

  3. Double

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

    7 items

  4. King Size

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

    7 items

  5. Super King

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

    7 items
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  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 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.

  3. Natural Fillings

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

  4. Miracoil Springs

    Miracoil springs provide targeted support and enhanced comfort for sleepers.

  5. 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. No Roll-Together

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

  9. 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.

  10. 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.

  11. Excellent Temperature Regulation

    Absorbs and wicks away moisture, preventing overheating, helping to keep you cool in summer and warm in winter.
Mattress Depth

  1. 20cm-24cm

    3 items

  2. 25cm-29cm

    4 items
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7 Results

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  1. Silentnight Miracoil Ortho Mattress
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    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 available within 7 - 14 Days

    brand
  2. 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 available within 7 - 14 Days

    brand
  3. 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
  4. Silentnight Comfort Breathe 1400 Ortho Mattress
    Add to Wish List Add to Compare
    tension

    Firm

    Firmness

    Firm · 5 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Pocket Springs

    1400 Pocket Springs

    Silentnight Comfort Breathe 1400 Ortho Mattress

    Be the first to review this product
    Mattress Core
    1400 Pocket Springs
    Mattress Depth
    26 cm depth
    Sale From
    £413.10
    £454.41
    Was £454.41
    RRP £819.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand
  5. Silentnight UltraGel 1400 Pocket Mattress
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    tension

    Firm

    Firmness

    Firm · 5 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Pocket Springs

    1400 Pocket Springs

    Memory Gel

    Memory Gel

    Silentnight UltraGel 1400 Pocket Mattress

    Rating:
    100%
    5 · 2  reviews
    Mattress Core
    1400 Pocket Springs
    Memory Gel
    Mattress Depth
    29 cm depth
    Sale From
    £449.10
    £494.01
    Was £494.01
    RRP £639.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand
  6. Silentnight Air Support 2000 Pillowtop Mattress
    Add to Wish List Add to Compare
    tension

    Firm

    Firmness

    Firm · 5 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Pocket Springs

    2000 Pocket Springs

    Comfort Layers

    Comfort Layers

    Silentnight Air Support 2000 Pillowtop Mattress

    Rating:
    100%
    5 · 1  review
    Mattress Core
    2000 Pocket Springs
    Comfort Layers
    Mattress Depth
    31 cm depth
    Sale From
    £503.10
    £553.41
    Was £553.41
    RRP £909.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand
  7. Silentnight Puriel Natural 1400 Mattress
    Add to Wish List Add to Compare
    tension

    Firm

    Firmness

    Firm · 5 / 5

    1

    2

    3

    4

    5

    Mattress Type:

    Pocket Springs

    1400 Pocket Springs

    Natural Fillings

    Natural Fillings

    Silentnight Puriel Natural 1400 Mattress

    Rating:
    100%
    5 · 2  reviews
    Mattress Core
    1400 Pocket Springs
    Natural Fillings
    Mattress Depth
    28 cm depth
    Sale From
    £556.36
    £612.00
    Was £612.00
    RRP £689.00
    free-delivery

    Free Delivery available within 7 - 14 Days

    brand

7 Results

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What is a super king size?

A super king-size is the largest standard size available, offering even more space than a standard king-size.

UK Super King Size Dimensions

  • Width: 180 cm (6FT)
  • Length: 200 cm (6FT6)

A super king-size is a great choice for those who prioritize space and comfort, particularly in larger bedrooms. It is ideal for couples who want extra room or families who enjoy sharing with children or pets.

What are the benefits of a super king size?

A super king-size offers even more space and comfort than a standard king-size, making it a popular choice for those who prioritize luxury and roominess in their sleeping arrangements. Here are the key benefits of a super king-size:

Benefits of a Super King Size

1. Maximum Space:

  • A super king-size provides an expansive sleeping area, with dimensions typically measuring 180 cm by 200 cm.
  • This extra width and length are ideal for couples who want more personal space, allowing each person to have their own area without encroaching on the other's sleeping space.

2. Enhanced Comfort:

  • The larger surface area enables sleepers to move freely and find comfortable positions without feeling restricted.
  • Particularly beneficial for taller individuals who need additional legroom.

3. Family-Friendly:

  • Ideal for families who share their bed with children or pets. The additional space accommodates everyone comfortably without feeling crowded.
  • Offers enough room for co-sleeping with young children, making it easier for parents to tend to their needs during the night.

4. Luxurious Appearance:

  • A super king-size adds a sense of luxury and elegance to any bedroom, becoming a focal point that enhances the room's aesthetic.
  • Its impressive size can create a hotel-like feel, contributing to a more upscale sleeping environment.

5. Improved Sleep Quality:

  • Reduces disturbances from partner movements, as the larger size minimizes motion transfer.
  • Allows for better airflow around the body, which can enhance sleep quality and comfort, especially in warmer climates.

6. Versatile Sleeping Arrangements:

  • Provides the flexibility to use additional pillows, blankets, and bedding accessories without overcrowding.
  • Supports various sleeping positions, making it easier to accommodate individual preferences and needs.

7. Health Benefits:

  • Can help alleviate back and joint pain by allowing for a wider range of comfortable sleeping positions.
  • The additional space helps reduce pressure points and promotes better circulation.

8. Great for Shared Activities:

  • Offers ample space for couples to enjoy activities together, such as reading, watching TV, or using a laptop, without feeling cramped.
  • Suitable for families to gather in bed for movie nights or morning cuddles.

Overall, a super king-size is an excellent choice for those who prioritize space, comfort, and luxury, providing an unparalleled sleeping experience.

Who should buy a super king size?

A super king-size is a luxurious choice that offers even more space than a standard king size, making it ideal for those who need or prefer maximum sleeping area. Here are some specific situations and types of individuals who would benefit most from purchasing a super king size:

Who Should Buy a Super King Size

1. Couples Seeking Maximum Space:

  • Couples who value extra personal space will benefit from the additional width of a super king size.
  • Those who experience sleep disturbances due to partner movements will find the reduced motion transfer in a super king-size beneficial.

2. Families with Children or Pets:

  • Families who co-sleep with children or have pets that sleep in the bed will appreciate the ample space a super king size offers, ensuring everyone can sleep comfortably without feeling crowded.
  • Ideal for parents who need room for kids to join them for comfort or cuddles without sacrificing their own space.

3. Tall or Larger Individuals:

  • Taller individuals or those who prefer more space to stretch out will benefit from the extra length and width of a super king size, which offers plenty of legroom and freedom of movement.

4. People with Health Considerations:

  • Individuals with back or joint pain may find relief in the ability to change positions easily, which can help reduce pressure points and improve sleep quality.
  • Those requiring additional pillows or sleep aids for conditions like sleep apnea will find the space accommodating.

5. Luxury and Aesthetic Enthusiasts:

  • Those who prioritize a luxurious and aesthetically pleasing sleep environment will appreciate the super king size’s ability to serve as a focal point in the bedroom, enhancing its overall design and feel.
  • Individuals who enjoy a hotel-like sleeping experience at home will find the spaciousness and comfort appealing.

6. Active Sleepers:

  • People who move around a lot during the night will appreciate the extra room to shift positions without disturbing a partner, allowing for a more restful sleep.

7. Homeowners with Large Bedrooms:

  • Those with large master bedrooms will find that a super king-size fits proportionately, providing a balanced aesthetic while leaving ample space for other furniture and movement.

Conclusion

A super king size is ideal for couples, families, or individuals who desire the utmost space and comfort in their sleeping arrangements. It provides an excellent balance of luxury, functionality, and aesthetics, making it a worthwhile investment for those who have the space and budget to accommodate it.

Are there any different references used for a super king size?

Yes, the term "super king-size" can refer to different dimensions depending on the region and specific standards. Here are the common references and variations for super king-siz:

Variations of Super King-Size

1. UK Super King

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

2. European Super King

  • Dimensions (EU): The dimensions can vary slightly, but they are typically similar to the UK Super King at 72 inches wide by 79 inches long (180 cm x 200 cm).
  • Use: Common in mainland Europe, offering a spacious option for couples.

3. Australian Super King

  • Dimensions (Australia): 72 inches wide by 80 inches long (183 cm x 203 cm)
  • Use: Offers a bit more length compared to the UK Super King, suitable for taller individuals or those needing extra room.

4. Emperor Size (UK)

  • Dimensions (UK): 84 inches wide by 84 inches long (213 cm x 213 cm)
  • Use: Often referred to as a larger-than-super-king in the UK, providing luxury and maximum space.

Conclusion

The term "super king-size" can have slightly different meanings depending on the region, but it generally refers to a larger and more spacious size than the standard king-size. Understanding these variations can help you choose the right size for your needs, ensuring comfort and compatibility with your bedroom space.

 

What are the disadvantages of a super king size?

A super king-size, while offering exceptional space and comfort, also has several disadvantages to consider. Here are some potential drawbacks:

Disadvantages of a Super King-Size

1. Cost:

  • Higher Purchase Price: Super king-size are more expensive than standard king-size or smaller sizes. The cost includes not only the frame but also the mattress, bedding, and accessories.
  • Bedding Costs: Bedding for super king-size, including sheets, duvet covers, and mattress protectors, is often significantly more expensive and might require special or custom sizes.

2. Room Size Requirements:

  • Space Constraints: A super king-size requires a very large bedroom to fit comfortably. In smaller rooms, it can make the space feel overcrowded or cramped, affecting the overall functionality and appearance of the room.
  • Furniture Layout: The large size can limit your options for arranging other furniture and might restrict the flow of movement within the room.

3. Handling and Mobility:

  • Difficult to Move: Super king-sizes are heavy and bulky, making them challenging to move or reposition. This can be a significant issue if you relocate frequently or like to change your room layout often.
  • Assembly: The assembly process for a super king-size can be complex and time-consuming, requiring more effort and potentially additional help.

4. Maintenance:

  • Cleaning and Care: Larger sizes can be more difficult to clean and maintain. For instance, rotating or flipping a super king-size can be cumbersome, and finding appropriate cleaning services or products might be challenging.
  • Stain Management: Any spills or stains on a large size are harder to address, and professional cleaning might be required.

5. Heat Retention:

  • Temperature Regulation: A super king-size can retain more heat due to its size and the amount of bedding used, which might be uncomfortable in warmer climates or for individuals who prefer a cooler sleeping environment.

6. Visual Impact:

  • Room Aesthetics: In a small room, a super king-size can dominate the space and impact the overall aesthetics, making the room feel unbalanced or crowded.

7. Comfort Preferences:

  • Intimacy vs. Space: While a super king-size provides ample space, some individuals might find the large size detracts from the intimacy of sharing with a partner. The additional space might be less desirable for those who prefer to be closer during sleep.

8. Accessibility:

  • Difficulty Accessing: For those with mobility issues, getting in and out of a very large size can be more challenging, particularly if it is higher off the ground.

Conclusion

A super king-size offers significant space and luxury, but it comes with considerations such as cost, room size requirements, and practical challenges in handling and maintenance. Weighing these disadvantages against the benefits can help determine if a super king-size is the right choice for your needs and living space.

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