10 Best King Sized Mattress in the UK 2025
Updated on 20/07/2025
#1
Recommended
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- Individually wrapped pocketed springs provide excellent motion isolation for undisturbed sleep.
- Breathable knitted fabric and gel memory foam work together to regulate temperature and wick away moisture.
- Wave Memory Foam contours to the body, relieving pressure points for side, back, and stomach sleepers.
- Compressed and roll-packed for easy delivery, expands fully within 72 hours of unpacking.
- OEKO-TEX 100 and CertiPUR-US certified for safety and environmental standards; includes a 100-night trial period.
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- Individually wrapped pocketed springs provide excellent motion isolation for undisturbed sleep.
- Breathable knitted fabric and gel memory foam work together to regulate temperature and wick away moisture.
- Wave Memory Foam contours to the body, relieving pressure points for side, back, and stomach sleepers.
- Compressed and roll-packed for easy delivery, expands fully within 72 hours of unpacking.
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#2
Value for Money
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- The 7-zone pocket spring mattress offers targeted support for the head, neck, shoulders, back, waist, buttocks, legs, and feet, promoting proper spinal alignment and reducing back pain.
- Equipped with gel memory foam and breathable mesh, this mattress enhances air circulation and regulates temperature, aiding in muscle relaxation and stress relief for improved sleep quality.
- Individual pocket springs provide localized support and shock absorption, allowing for movement without disturbing your partner's sleep.
- Made with CertiPUR-US approved foam, this mattress is free from harmful substances and has OEKO-TEX STANDARD 100 certification for safety.
- The mattress is shipped vacuum-compressed in a box; allow 72 hours for it to fully expand and reach its intended shape.
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- The 7-zone pocket spring mattress offers targeted support for the head, neck, shoulders, back, waist, buttocks, legs, and feet, promoting proper spinal alignment and reducing back pain.
- Equipped with gel memory foam and breathable mesh, this mattress enhances air circulation and regulates temperature, aiding in muscle relaxation and stress relief for improved sleep quality.
- Individual pocket springs provide localized support and shock absorption, allowing for movement without disturbing your partner's sleep.
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#3
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- 9-zone design for tailored support and relief of pressure points, promotes proper spinal alignment for restful sleep.
- Individually wrapped springs minimize motion transfer, providing undisturbed sleep and reinforced edge support for safer access to the bed.
- Breathable, skin-friendly fabric with cooling gel-infused foam maintains comfort and dryness throughout the night.
- OEKO-TEX STANDARD 100 and CertiPUR-US certified materials ensure safety and absence of harmful substances, with a 100-night trial period for adjustment.
- Vacuum-packed for easy transport and setup; allows for full expansion and odor dissipation in 72 hours.
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- 9-zone design for tailored support and relief of pressure points, promotes proper spinal alignment for restful sleep.
- Individually wrapped springs minimize motion transfer, providing undisturbed sleep and reinforced edge support for safer access to the bed.
- Breathable, skin-friendly fabric with cooling gel-infused foam maintains comfort and dryness throughout the night.
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#4
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- Innovative 9 Zone Support System with individually pocketed spring coils made from tempered stainless steel, reducing noise and eliminating pressure points for improved sleep quality.
- TENCEL Lyocell fiber surface efficiently absorbs moisture and regulates temperature, keeping skin cool and dry for optimal comfort.
- Independently wrapped pocketed coils contour to the body, providing personalized support and minimizing motion transfer for undisturbed sleep.
- Extra memory foam layer reduces pressure on neck, spine, and hips, promoting better sleep quality by minimizing movement during the night.
- 90-day money-back guarantee for satisfaction, allowing for return or replacement if not satisfied with the mattress.
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- Innovative 9 Zone Support System with individually pocketed spring coils made from tempered stainless steel, reducing noise and eliminating pressure points for improved sleep quality.
- TENCEL Lyocell fiber surface efficiently absorbs moisture and regulates temperature, keeping skin cool and dry for optimal comfort.
- Independently wrapped pocketed coils contour to the body, providing personalized support and minimizing motion transfer for undisturbed sleep.
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#5
4% Off
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- Advanced memory foam technology offers customized support to relieve pressure and improve blood circulation during sleep.
- Breathable top layer combined with gel memory foam enhances cooling, preventing overheating and promoting a comfortable sleep environment.
- Constructed from environmentally friendly materials and certified safe for all family members.
- Durable design with a removable cover for easy cleaning, ensuring long-term support and comfort.
- Mattress arrives compressed for shipping; allows 48-72 hours for full recovery. Support available for any quality issues during use.
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- Advanced memory foam technology offers customized support to relieve pressure and improve blood circulation during sleep.
- Breathable top layer combined with gel memory foam enhances cooling, preventing overheating and promoting a comfortable sleep environment.
- Constructed from environmentally friendly materials and certified safe for all family members.
- Durable design with a removable cover for easy cleaning, ensuring long-term support and comfort.
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#6
43% Off
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- Bednew King Size mattress (150x200x30cm) combines individual pocket springs with luxury slow springback foam to relieve pressure on critical body areas.
- CertiPUR-US and OEKO-TEX certifications ensure non-toxic, safe materials in the hybrid mattress with medium-firm support.
- Advanced pocket spring system minimizes motion transfer and provides consistent support from any angle.
- Designed for noise and vibration dampening, this mattress ensures a quiet sleep experience.
- Compatible with various bed frames and expands to full size within 48-72 hours after unpacking.
- Comes with a 101-night trial and a 10-year warranty, supported by 24/7 customer service.
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- Bednew King Size mattress (150x200x30cm) combines individual pocket springs with luxury slow springback foam to relieve pressure on critical body areas.
- CertiPUR-US and OEKO-TEX certifications ensure non-toxic, safe materials in the hybrid mattress with medium-firm support.
- Advanced pocket spring system minimizes motion transfer and provides consistent support from any angle.
- Designed for noise and vibration dampening, this mattress ensures a quiet sleep experience.
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#7
18% Off
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- Breathable 3D knitted fabric mattress cover offers skin-friendly comfort and a pleasant surface.
- Memory foam layer helps align the spine, reducing pressure points for increased comfort while serving as a barrier against pocket sprung coils.
- Individually wrapped pocketed coils provide personalized support and minimize motion transfer for undisturbed sleep, even with movement during the night.
- 9 Zone Support System features tempered stainless steel coils that reduce noise and eliminate pressure points, promoting better sleep and alleviating lower back pain.
- 100-night trial allows you to test the mattress with a money-back guarantee, ensuring satisfaction and comfort.
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- Breathable 3D knitted fabric mattress cover offers skin-friendly comfort and a pleasant surface.
- Memory foam layer helps align the spine, reducing pressure points for increased comfort while serving as a barrier against pocket sprung coils.
- Individually wrapped pocketed coils provide personalized support and minimize motion transfer for undisturbed sleep, even with movement during the night.
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#8
15% Off
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- Ergonomic 7-zone pocket spring system provides targeted support to alleviate fatigue and pressure, designed for a cloud-like sleeping experience.
- Independent pocket springs minimize motion transfer and noise, ensuring undisturbed sleep even when a partner moves, with reinforced edges for stability.
- Soft, skin-friendly fabric and breathable gel memory foam maintain comfort while dissipating heat, keeping you cool and dry throughout the night.
- Materials are CertiPUR-US and OEKO-TEX certified, free from harmful substances, and come with a 100-night trial and 10-year support for peace of mind.
- Mattress is compressed and rolled for easy transport; expand time of 24–72 hours with compatibility for various bed frames.
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- Ergonomic 7-zone pocket spring system provides targeted support to alleviate fatigue and pressure, designed for a cloud-like sleeping experience.
- Independent pocket springs minimize motion transfer and noise, ensuring undisturbed sleep even when a partner moves, with reinforced edges for stability.
- Soft, skin-friendly fabric and breathable gel memory foam maintain comfort while dissipating heat, keeping you cool and dry throughout the night.
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#9
5% Off
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- Pressure-relieving gel memory foam contours to the body, reducing fatigue and promoting spinal alignment while maintaining a cooler sleep environment.
- Medium-firm feel with reinforced edges to prevent sagging, accommodating various body types and sleep positions.
- Breathable and skin-friendly knitted fabric for a comfortable sleep experience, helping to keep you feeling fresh and energetic.
- Matress is conveniently compressed and delivered in a box, compatible with various bed frames; expansion may take around 24 hours.
- Includes a 100-night trial period to assess comfort, with online support available for any inquiries.
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- Pressure-relieving gel memory foam contours to the body, reducing fatigue and promoting spinal alignment while maintaining a cooler sleep environment.
- Medium-firm feel with reinforced edges to prevent sagging, accommodating various body types and sleep positions.
- Breathable and skin-friendly knitted fabric for a comfortable sleep experience, helping to keep you feeling fresh and energetic.
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#10
37% Off
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- Vesgantti king mattress combines individually pocketed springs and multi-layer memory foam for optimal weight distribution, spinal alignment, and pressure relief, catering to all sleeping positions.
- The 10.2-inch Vesgantti mattress features enhanced edge support with thicker coils, ensuring stability when sitting on the edge.
- The cover is made from breathable 3D knitted fabric, and the CertiPUR US certified memory foam ensures safety and durability for all users, including children and pregnant individuals.
- The mattress comes vacuum-packed for easy transportation and can be set up conveniently; it expands fully within 24-48 hours after unpacking.
- A 100-night trial and a 10-year warranty reflect confidence in the mattress's quality, backed by comprehensive customer service to assist with any inquiries.
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- Vesgantti king mattress combines individually pocketed springs and multi-layer memory foam for optimal weight distribution, spinal alignment, and pressure relief, catering to all sleeping positions.
- The 10.2-inch Vesgantti mattress features enhanced edge support with thicker coils, ensuring stability when sitting on the edge.
- The cover is made from breathable 3D knitted fabric, and the CertiPUR US certified memory foam ensures safety and durability for all users, including children and pregnant individuals.
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