Today's Best Deals
Best King Size Mattress of 2026
We compared 306 king size mattress listings on Amazon UK and ranked the 10 best deals available right now, with prices starting from £102.99. Rankings reflect real customer ratings and current prices.
dosleeps King Size Mattress 5FT | 10.6" Extra Thick Memory Foam & Pocket Sprung | 9-Zone Orthopedic Support,Medium Firm,Motion Isolation,Edge Support 150x200x27cm
- ★【A GOOD NIGHT SLEEP】With an innovative 9 Zone Support System constructed by individual spring coil pockets. each spring coil is made of tempered stainless steel wire into a bucket shape. Compressed and sealed in a fabric pocket to reduce noise of spring coil collision. It can eliminates pressure points, motion disturbance and lower back pain, this is the best mattress you will find for an incredible night's sleep!
- ★【Tencel Surface】The smooth fiber surface of TENCEL Lyocell fibers absorbs moisture more efficiently. This supports the body’s natural thermal regulating mechanism, keeping your skin feeling pleasantly cool and dry throughout the day and night. Fabrics can also be engineered to provide warm and dry sensations on the skin.
- ★【SUPPORTIVE + UNDISTURBED SLEEP】Each Seperate Pocketed Coil is Individually & Independently Wrapped to Provide an Individualized Comfort Support System by Contouring each Person's Body Perfectly. It Also Doesn't Transfer Motion, for a Peaceful Undisturbed Sleep Even if Your Partner Moves at Night.
Amazon
Twirest Hybrid King Size Mattress 5FT, 150 x 200 x 22 cm
- Balanced Support for a Larger Bed — The Twirest king size mattress combines comfort foam with a sprung base to create a medium firm feel, offering a cushioned surface with steadier support for everyday sleep.
- More Space for Shared Sleep — The 150 x 200 cm king size gives couples more room to rest and turn, helping the bed feel less crowded than a standard double mattress.
- Clear Fit for UK King Beds — Measuring 150 x 200 x 22 cm, this king mattress is designed for standard UK 5FT king size bed frames and suitable for most supportive slatted bases.
Amazon
Mellsom King Mattress, Memory Foam 7-Zone Pocket Spring hybrid Mattress
- 【Optimal Comfort with Premium Materials】Mellsom hybrid king mattress made with high-quality memory foam and individually wrapped pocket springs. It offers medium-firm feel, fitting back/side/stomach sleepers—wake up refreshed
- 【Balanced Support & Pressure Relief】7-zone ergonomics mattress adapt to different body parts, delivering targeted support to align the spine and maintain body balance. Topped with memory foam layer, it conforms to your body shape, relieves pressure points
- 【Quiet Sleep & Motion Isolation】Each pocket spring works independently to absorb motion—no more waking up when your partner tosses, turns, or gets out of bed. This king size bed mattress perfect for light sleepers or couples with different sleep schedules, it ensures undisturbed rest all night long
TeQsli King Mattress 5FT Memory Foam Spring Hybrid Mattress 18CM
- 🥇18cm Mattress🥇: TEQSLI king size hybrid mattress features a 7-zone pocket spring system that provides excellent custom support for 7 areas of your body, scientifically proven to effectively adjust spinal alignment and relieve back pain. Whether you are a side sleeper, back sleeper or stomach sleeper, TEQSLI mattresses always bring you a more comfortable sleeping experience.
- ❄️Long-Lasting Comfort❄️: The 5ft hybrid mattress adopts high-density memory foam, which can adjust the sleeping temperature at any time to reduce sweating. The combination of wavy memory foam and side air mesh promotes good air circulation inside the mattresses, thus regulating temperature and improving sleep quality.
- 👨👩👧Undisturbed Night👨👩👧: Hundreds of pocket springs work independently, not only minimizing motion transfer from your partner, but also effectively reducing the friction noise between the springs. Whether you are sleeping alone or with your partner, you can sleep until you wake up naturally without interruption. The edge support of this mattress has been strengthened, you will not roll off or be ejected from the mattress.
Amazon
dosleeps 5FT King 10 Inch Medium Firm Memory Foam Hybrid Mattress
- ★【A GOOD NIGHT SLEEP】With an innovative 9 Zone Support System constructed by individual spring coil pockets. each spring coil is made of tempered stainless steel wire into a bucket shape. Compressed and sealed in a fabric pocket to reduce noise of spring coil collision. It can eliminates pressure points, motion disturbance and lower back pain, this is the best mattress you will find for an incredible night's sleep!
- ★【Tencel Surface】The smooth fiber surface of TENCEL Lyocell fibers absorbs moisture more efficiently. This supports the body’s natural thermal regulating mechanism, keeping your skin feeling pleasantly cool and dry throughout the day and night. Fabrics can also be engineered to provide warm and dry sensations on the skin.
- ★【SUPPORTIVE + UNDISTURBED SLEEP】Each Seperate Pocketed Coil is Individually & Independently Wrapped to Provide an Individualized Comfort Support System by Contouring each Person's Body Perfectly. It Also Doesn't Transfer Motion, for a Peaceful Undisturbed Sleep Even if Your Partner Moves at Night.
Amazon
Hiimgo Hybrid Pocket Spring Mattress, Medium Firm King 150x200x26CM
- Balanced Support & Pressure Relief: Combines pocket springs for targeted spinal support with comfort foam to cradle body curves, eliminating pressure points on shoulders
- Motion Isolation: Individually wrapped springs minimize partner disturbance; reinforced edges prevent roll-off when sitting and lying
- Versatile for Sleepers: Medium-Firm suits side, back, and stomach sleepers—no need to compromise on comfort
Clou&eir 200x150x25cm King Memory Foam 10inches Hybrid Spring Mattress
- Spring Mattress Construction: Features a durable spring system that provides reliable support and comfort for restful sleep.(When you open the vacuum packaging bag, be careful that the mattress will quickly rebound)
- Memory Foam Comfort Layer: Incorporates memory foam technology that contours to your body shape for pressure relief and personalized support.
- Hybrid Design Benefits: Combines the responsive support of traditional springs with the conforming comfort of memory foam for optimal sleep experience
Amazon
DAJIYUHC King Mattress 5FT,10 Inch Hybrid Mattress, Medium firm(150*200cm)
- ※【General Note】: Please allow 24 - 72 hours for your Mattress to regain its full shape. Any memory foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state.The expansion time of the mattress will vary as per the surrounding.
- ※【Quality Certification】: Upgrade your sleep sanctuary with our CertiPUR US and Oeko-Tex Standard 100 certified Duchessz hybrid mattress for unmatched safety and durability.The bed mattress cover use skin-friendly rayon fabric, heavenly soft to touch.
- ※【Excellent Craftsmanship】:Mattress are constructed with a 5-layer full foam system and 1-layer independent packaging spring and 1-layer breathable knit mask. On top is a gel-infused memory foam that keeps you cool. The egg box-designed foam layer adds airflow to all areas of this large memory foam mattress. The mattress cover also improves breathability by 30%. Make sure you sleep longer with this mattress.
Queblox King Size Mattress 5FT, 11Inch Memory Foam 7 Zone Orthopedic
- Perfect 7-Zone Ergonomic Design & Medium-Firm Comfort: Our individually pocket-spring mattress follows a scientifically designed 7-zone ergonomic structure, offering targeted support to shoulders, back, hips, and legs to promote healthy spinal alignment. With its medium-firm feel, it delivers ideal comfort for back sleepers, side sleepers, and most body types.
- Memory Foam & Breathable Construction: A specialised memory foam layer conforms precisely to your body without trapping heat. Paired with highly breathable fabrics, it maintains a cool and dry microclimate throughout the night – making it an ideal choice for those who tend to sleep warm.
- Durable Support & Undisturbed Sleep: The robust pocket-spring system works silently and effectively isolates movement, so you won’t be disturbed by your partner. Reinforced edge support provides a stable sitting surface and prevents roll-off, ensuring the full sleep surface is usable right to the edges.
Doublelife King Size Mattress 5FT, 10.2 Inch Gel Memory Foam 9 Zone Orthopedic Mattress, Breathable Foam with Individually Pocket Spring, Motion Isolation, Edge Support(150x200x26cm)
- ✅ Comfortable Mattress: Crafted with comfort memory foam and 9-zone individually pocket spring, our king size mattress delivers medium firm support. The 3D breathable fabric promotes air circulation to regulate mattress temperature, helping you enjoy a healthy 8 hours of deep sleep every day. Our foams are CertiPUR-US certified for safety and durability.
- ✅ 9-Zone Support: Experience unparalleled body alignment! This king size mattress has an innovative 9-zone pocket spring engineered to deliver intelligent support exactly where you need it most – offering firmer support for heavier areas like hips and shoulders, and softer support for lighter areas.
- ✅ Motion Isolation: Sleep undisturbed! Our king size mattress individually pocket springs work independently. Movement on one side of the mattress is effectively absorbed and contained, meaning your partner's movements won't travel across to your side. Enjoy truly peaceful, uninterrupted sleep.
AmazonWe scan the most relevant king size mattress listings on Amazon UK, covering major brands and models, and shortlist the strongest offers available right now.
Rankings for today's best king size mattress reflect real Amazon customer star ratings and review counts, together with current prices, so the list shows what's actually available.
What we concluded:
Our overall winner is dosleeps King Size Mattress 5FT | 10.6" Extra Thick Memory Foam & Pocket Sprung | 9-Zone Orthopedic Support,Medium Firm,Motion Isolation,Edge Support 150x200x27cm. It stands out for the right balance of quality, performance, and value.
What sets it apart:
- ★【A GOOD NIGHT SLEEP】With an innovative 9 Zone Support System constructed by individual spring coil pockets. each spring coil is made of tempered stainless steel wire into a bucket shape. Compressed and sealed in a fabric pocket to reduce noise of spring coil collision. It can eliminates pressure points, motion disturbance and lower back pain, this is the best mattress you will find for an incredible night's sleep!
- ★【Tencel Surface】The smooth fiber surface of TENCEL Lyocell fibers absorbs moisture more efficiently. This supports the body’s natural thermal regulating mechanism, keeping your skin feeling pleasantly cool and dry throughout the day and night. Fabrics can also be engineered to provide warm and dry sensations on the skin.
- ★【SUPPORTIVE + UNDISTURBED SLEEP】Each Seperate Pocketed Coil is Individually & Independently Wrapped to Provide an Individualized Comfort Support System by Contouring each Person's Body Perfectly. It Also Doesn't Transfer Motion, for a Peaceful Undisturbed Sleep Even if Your Partner Moves at Night.
The best value for most shoppers is TeQsli King Mattress 5FT Memory Foam Spring Hybrid Mattress 18CM, the lowest-priced pick in our top 10 at £102.99.
The strongest deal right now is Mellsom King Mattress, Memory Foam 7-Zone Pocket Spring hybrid Mattress. It offers premium features at a competitive price point.
How to Choose the Best King Size Mattress
Choose between 7-zone and 9-zone support systems
The dosleeps range uses a 9-zone layout made of bucket-shaped tempered stainless steel coils in fabric pockets to isolate pressure points across nine distinct areas. In comparison, models like the Queblox, Matoresu Hybrid, and TeQsli use 7-zone structures that focus firmer support specifically under the hips and shoulders. If you need targeted zoning for heavy support areas, 7-zone options provide focused alignment, whereas 9-zone builds distribute pressure over more incremental points.
Decide between pure foam and pocket spring hybrids
The Uliyati is an all-foam mattress featuring a 20cm depth split across four distinct foam layers, including gel memory foam and bamboo charcoal foam without metal springs. Hybrids like the Vesgantti, Vantto, and Twirest combine comfort foam layers with individual pocket springs to offer a medium-firm spring response. The all-foam Uliyati offers soft contouring without spring bounce, whereas hybrid designs provide stronger border stability and individual spring motion isolation.
Match cover materials and temperature management to your sleep habits
Cooling and cover fabrics vary across these models. The dosleeps mattresses feature a Tencel Lyocell fabric cover to manage moisture, while the Matoresu Hybrid and TeQsli incorporate multi-molecular cooling gel memory foam beneath skin-friendly covers. If you want simple surface maintenance, the Uliyati features a grey dirt-resistant cover that can be wiped clean with a damp cloth, whereas the Vesgantti offers a choice of knitted fabric in white or grey to match bedroom decor.
Check for specific safety certifications and edge support needs
If material testing is a priority, the Vantto 10-inch mattress uses CertiPUR-US certified memory foam that contains no fiberglass, while the Matoresu Hybrid holds OEKO-TEX certification. For those who sit on the edge of the bed or want to use the full 150x200cm sleeping area, the Queblox, TeQsli, and Vesgantti models feature reinforced edge support systems to prevent sagging and roll-off.
Buying Guide & FAQ
What is the best king size mattress deal right now?
Our current top-ranked deal is the dosleeps King Size Mattress 5FT | 10.6" Extra Thick Memory Foam & Pocket Sprung | 9-Zone Orthopedic Support,Medium Firm,Motion Isolation,Edge Support 150x200x27cm at £189.99.
How much does a king size mattress cost?
Across our top 10 picks, prices currently range from £102.99 to £298.99 on Amazon UK.
What is the difference between a hybrid king size mattress and a full memory foam model?
Hybrid models such as the Vesgantti, Vantto, and TeQsli combine individual pocket springs with memory foam layers to offer motion isolation, edge reinforcement, and bounce. In contrast, an all-foam model like the Uliyati relies entirely on a four-layer foam structure consisting of comfort foam, gel memory foam, bamboo charcoal foam, and a supportive base foam without metal springs.
Which king size mattress options feature specific safety or textile certifications?
The Vantto 10-inch hybrid mattress uses memory foam certified by CertiPUR-US to be free of fiberglass and harmful substances. The Matoresu Hybrid mattress carries OEKO-TEX certification for its fabric and foam components.
How do 7-zone and 9-zone support structures work on a king size mattress?
Zoned mattresses alter spring tension across different sections of the bed. The Queblox, TeQsli, and Matoresu Hybrid feature 7-zone systems engineered to provide firmer support under heavier areas like the shoulders and hips. Models in the dosleeps range use a 9-zone system constructed from tempered stainless steel spring coils to target pressure points across nine specific body regions.
Are there king size mattress choices with dirt-resistant or easy-to-clean covers?
Yes, the Uliyati memory foam mattress is designed with a grey dirt-resistant fabric cover that helps hide stains and can be wiped clean with a damp cloth. Other options focus on moisture management, such as the dosleeps models which use smooth Tencel Lyocell fabric surfaces.
Which king size mattress models provide reinforced edge support?
The Queblox, TeQsli, and Vesgantti hybrid mattresses include specially reinforced edge support systems. This extra border stability prevents sagging when sitting on the sides and allows you to sleep across the entire 150x200cm surface without feeling like you might roll off.
What thickness profiles are available for standard 5FT king size bed frames?
While all standard UK 5FT king size mattress models measure 150x200cm in width and length, depths vary. Profiles include 20cm on the Uliyati, 22cm (9 inches) on the Twirest and 9-inch dosleeps, 25cm (10 inches) on the Vantto, Matoresu, Vesgantti, and TeQsli, 28cm (11 inches) on the Queblox, and 27cm (10.6 inches) on the extra-thick dosleeps mattress.