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Updated: 25 Nov 2025

10 Best Bed California King Mattress

#1
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Zinus Cloud Cool King Mattress, 25cm Ultra Cooling 7 Zone Gel Green Tea Memory Foam - Medium Plush Feel Bed, Cool-to-Touch Soft Knit Cover, Pressure Relieving, CertiPUR-US Certified, Mattress in A

Brand: Zinus
$469.00
⭐ 4.8
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    7-ZONE PRESSURE RELIEF COOLING GEL INFUSED MEMORY FOAM - A top layer of ultra-cooling gel memory foam paired with our patented 7-zone ventilation system for extra airflow and a stretchable, soft-knit fabric cover with a cool to the touch feeling improves ventilation and offers more air-flow
  • ULTRA PERFORMANCE Optimized for perfectly temperature-regulated sleep, this mattress features gel-infused memory foam and an upgraded Cool-to-Touch Soft-Knit cover to keep you cool and comfortable with three times the cooling benefits.
  • CERTIPUR-US CERTIFIED FOAM - Only the Highest Quality of Foam is used in Zinus Mattresses. The foam is CertiPUR - US Certified for durability, sustainability, performance and content.
  • EXPERTLY PACKAGED - Our technology allows this mattress to be efficiently compressed into one box thats easily shipped and maneuvered into the bedroom; simply unbox, unroll and this mattress does the rest, expanding to its original shape within 72 hours
  • Worry-free 10 year limited warranty included; single mattress supports a maximum weight of 130 kgs, while all other sizes can support up to 230 Kgs.
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#2
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Sweetlove Mattress, King Gel Memory Foam Mattress for Cooling Sleep, Pressure Relief & Motion Isolation, Euro-top Bed Mattresses with Medium Soft

Brand: Sweetlove
$287.10
⭐ 4.7
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    Cooling Comfort for Restful Sleep: The Sweetlove king mattress features a breathable design, with an outer cover to dissipate excess heat. The interior uses memory foam, egg foam, and lavender-infused memory foam to enhance airflow, ensuring a comfortably cool night's sleep while enjoying the soothing aroma of lavender for improved sleep quality.
  • Certified Safety and Comfort: Crafted with CertiPUR-US certified foam, the Sweetlove king memory foam mattress is free from harmful odors and meets stringent standards for content, emissions, and durability. The skin-friendly knitted fabric cover provides a healthier and cloud-like sleep experience.
  • Pain Relief and Refreshed Mornings: The 4-layer foam design offers pain relief and improved sleep quality. The lavender infused foam contours to your body, providing relief around pressure points, while the comfort layer enhances the mattress's bounce, preventing sinking while you sleep.
  • Reliable Support and Motion Isolation: The king mattress offers solid support in every position, including the edges. The high-density foam provides proper spinal alignment and effectively absorbs motion, making it ideal for couples or anyone sensitive to movement during sleep.
  • Convenient Delivery and Versatile Compatibility: The 20cm king mattress is compressed and delivered in a box, allowing for convenient delivery to your location. It is compatible with various bed frames, including adjustable bases, slatted bed frames, bunk beds, platform beds, and floor setups. Allow 72 hours for the mattress to fully expand to its original size for optimal comfort.
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#3
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Giselle Bedding 22cm Mattress Pocket Spring Bed Medium Firm Foam King Single Size, with 5-Zone Pocket Spring System and Breathable Top, 5Yrs Warranty, Medium Firm, Black + Greywith Vacuum Packed

Brand: Giselle Bedding
$149.95
⭐ 4.1
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    MEDIUM-FIRM MATTRESS: Meticulously constructed with egg-shaped foam, pocket spring core and soft quilting layer on top to provide you a medium-firm comfortable sleeping experience.
  • 5-ZONE SUPPORT: The 5-zone EvenZon pocket spring system provides comprehensive support with zero partner disturbance.
  • DURABLE CONSTRUCTION: The enhanced structure with resilient springs and reinforced corners that prevent edges collapsing, is durable for longlasting use.
  • HEALTHY SLEEP: The premium knitted fabric is hypo-allergenic, breathable, and dust mite and moult resistant to guarantee you a healthy sleeping environment.
  • VACUUM PACKING: The roll-up mattress is so convenient to deliver to your home.
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#4
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Giselle Bedding King Single Mattress Bed Mattresses Innerspring Foam 32cm Thickness, with 5-Zone Pocket Spring System and Breathable Euro Top, Medium Firm, White + Greywith Vacuum Packed

Brand: Giselle Bedding
$185.95
⭐ 4.7
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    Composed of foam top layer and independent pocket spring to make it a hybrid mattress with moulding effect and buoyancy yet low disturbance.
  • The euro top design adds an extra plush comfort all night long.
  • Pressure relief and different level support for your head, shoulder, lumbar and hip, knee, and lower leg, especially ideal for side/ back sleepers.
  • Premium knitted fabric, a hypo-allergenic and breathable material, guarantees you a skin-friendly and healthy sleeping environment.
  • Our KING SINGLE size mattress (203 x 107 x 32cm) accompanies you every sunrise and sunset, which makes it a home.
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#5
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STARRY EUCALYPT Mattress King Size Duracoil Bonnell Spring in 22cm Thickness, Pillow Top Bed Mattress with Airflow Memory Foam and Enhanced Edge Support, Medium Firm (Lilac White)

Brand: STARRY EUCALYPT
$279.95
⭐ 5
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    EASY DELIVERY & SETUP - This mattress firmness is medium firm. Our mattress is vacuum and rolled packaging in a box. Please unbox and unroll the mattress onto flat base, and it will expand greatly in seconds and resume normal size within 1 day.
  • SUPPORTIVE DURACOIL SPRING DESIGN- Featuring bonnell spring supportive system, Starry Eucalypt Pillow top mattress provides a perfect balance and offers targeted support to your body. Designed with reinforced edge support and encased 6-turn triple tempered steel coil, the spring system can also resist roll-off and prevent sagging, ensuring comfort and long-lasting use.
  • FOAM LAYER OF COMFORT- Constructed with CertiPUR listed and CertiPUR-US listed multiple pressure-relief comfort layers and unique duracoil spring system in 22cm thickness, this Pillowtop mattress not only adapts to all sleeping postures, but also improves blood circulation to bring you comfortable and luxurious sleeping feel and experience.
  • HIGH PERMEABILITY- Designed with OEKO-TEX textile certified 320g/m2 innovative silver-ions knitted fabric, the top cover of latex mattress with air mesh fabric is breathable, anti-static, and effectively resistant of mould and dust mite, creating an ideal sleeping environment.
  • BEDDING INDUSTRY LEADING QUALITY- Having 30-year manufacturing experience in this industry, Starry Eucalypt combines the best materials and innovative technology to create this improved Pillowtop mattress.
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#6
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Zinus King Mattress 3 Zone Hybrid Deluxe Cool Adaptive Fabric Copper Memory Foam Pocket Spring Bed Comfort

Brand: Zinus
$549.00
⭐ 4.1
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    SUPPORT & COMFORT: designed with independently encased tempered steel coils and graphite memory foam for maximum support, heat dissipation and relieving pressure points along your neck, shoulders, back and hips. You'll enjoy lightly-conforming comfort on top and stable, deep-down support below for restorative sleep.
  • 3-ZONE DESIGN: the unique construction of the Hybrid mattress provides better blood circulation and total relief for any joint and muscle pains or back problems. Adaptive fabric cover creates a cooling effect as it triggers evaporation of excess moisture, while copper-infused memory foam eliminates excess heat, delivering a one-two punch of cooling for sleep.
  • COOLING & BREATHABILITY: An innovative adaptive quilt cover is designed to move both heat and moisture away from the surface of the mattress, to help keep your mattress fresh. A top layer of memory foam is infused with antimicrobial copper and natural green tea which eliminates bacteria and bed bugs and neutralizes odors for cleaner sleep
  • Reinforced spring system provides stronger edge support, resists sagging & rolling-off. No matter when you sleep alone or next to a partner, the Hybrid mattress is the perfect blend of comfort and motion separation for an undisturbed sleep
  • SIZES & 10 YR WARRANTY: Available in Single, Double, Queen and King Size Mattress. Adjustable Base Friendly. Worry free 10 year limited warranty (Global Warranty)
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#7
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California King 80% Semi Waveless Waterbed Mattress with Lumbar Support

Brand: U.S. Water Mattress
$656.44
⭐ 4.7
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    Mattress fits California King size Hardside Platform Style waterbeds
  • 80% Semi Waveless with 6-8 seconds of movement.
  • One of the most comfortable mattresses to sleep on
  • Heavy vinyl with reinforced Corners
  • Manufacturer has been manufacturing waterbeds since 1972 in the U.S.A.
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#8
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Zinus King Single Mattress Support 30cm iCoil Pocket Spring Eurotop, Comfort Quilting Foam, Medium Feel Bed Mattresses

Brand: Zinus
$219.00
⭐ 4.8
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    LAYERED TO PERFECTION - A foolproof combination of individually wrapped iCoil pocket spring innerspring and supportive foams topped with a durable, quilted cover result in an undisturbed, restorative sleep that will have you daydreaming about bedtime. This zoned mattress helps relieve back pain. A premium high quality online mattress.
  • NO HARMFUL SUBSTANCES CERTIFIED All of Zinus foam mattresses are of highest quality and CertiPUR US certified. This high-quality foam has been tested for durability, performance, and content. Free from harmful substances
  • SUPPORTIVE POCKET SPRINGS: Zinus Pocket Spring system contains hundreds of quality, metal springs that work independently to offer an all-over support to your body. Excellent shock-absorption and resilience, helps adjust and correct your sleeping posture and minimises partners disturbance
  • Oeko-Tex & CertiPUR-US Certified Foam: Only the Highest Quality of Foam is used in Zinus Mattresses. The foam is CertiPUR - US Certified for durability, performance, and content
  • WORRY-FREE PURCHASE Zinus mattress comes with 10-year limited warranty; single and king single mattress supports a maximum weight of 150 kgs, while all other sizes (Double, Queen, King) can support up to 250 kgs
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#9
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Dreamz King Spring Mattress Bamboo Charcoal, Knitted Fabric Pocket Bed Sleep, HD Egg Crate Foam Euro Top Firm Coil Bedding Home, Breathable Top,Vacuum Packed, 35CM Thickness,15Yrs Warranty, Black

Brand: DREAMZ
$369.00
⭐ 4.4
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    ADVANCED BAMBOO CHARCOAL FABRIC: This mattress features a top layer made from bamboo charcoal fabric, known for its natural moisture-wicking and odor-absorbing properties. The fabric promotes a fresh and comfortable sleeping environment.
  • POCKETED SPRING SYSTEM: The mattress is designed with a pocketed spring system that offers individualized support to different parts of the body. This helps minimize motion transfer, ensuring a disturbance-free sleep even if your partner moves.
  • HIGH-DENSITY AND EGG CRATE FOAM: The incorporation of high-density egg crate foam enhances comfort and support. The foam conforms to your body's contours, providing pressure relief and a relaxing sleeping experience.
  • LUXURIOUS EURO TOP DESIGN: The Euro Top design adds an extra layer of plushness and comfort to the mattress. This soft yet supportive surface contributes to a restful night's sleep.
  • 15-YEAR WARRANTY: Backed by a 15-year warranty, this mattress is a durable and reliable investment.6-turn pocket springs. 6.5 medium-firm. 35cm thick. King: 203cm x 183cm. Colour: Black.
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#10
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Giselle Bedding Mattress King Size Bed Foam Mattresses 31cm Thickness, with 5-Zone Pocket Spring System and Breathable Euro Top, 5Yrs Warranty, Medium Firm, White + Black with Vacuum Packed

Brand: Giselle Bedding
$305.95
⭐ 4.7
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    Made of 3 Layers high density foam to provide you a medium firm comfortable sleeping experience.
  • Pressure relief and different level support for your head, shoulder, lumbar and hip, knee, and lower leg, especially ideal for side/ back sleepers.
  • Adopted with independent pocket spring for buoyancy with low disturbance.
  • Premium knitted fabric, a hypo-allergenic and breathable material, guarantees you a skin-friendly and healthy sleeping environment.
  • Our KING size mattress (203 x 183 x 31cm) accompanies you every sunrise and sunset, which makes it a home.
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