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8 Best split king mattresses of 2026

Save up to 23% off
  • Best Choice

    1

    Celestial Sleep 12 Inch Split King Mattress, Made in The USA, CertiPUR-US®, Oeko-Tex®, and Fiberglass-Free™ Certified Cooling Bed, Gel Memory Foam Mattress in a Box - Soft
    Celestial Sleep
    9.8
    Exceptional

    Celestial Sleep 12 Inch Split King Mattress, Made in The USA, CertiPUR-US®, Oeko-Tex®, and Fiberglass-Free™ Certified Cooling Bed, Gel Memory Foam Mattress in a Box - Soft

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  • Value for Money

    2

    Amada Split King Adjustable Bed Frame and 14 Inch Cooling Gel Memory Foam Mattress Set, Massage, Head & Foot Incline, Wireless Remote, USB Ports, LED Night Light, Medium Firm Support
    AMADA HOMEFURNISHING
    9.7
    Exceptional

    Amada Split King Adjustable Bed Frame and 14 Inch Cooling Gel Memory Foam Mattress Set, Massage, Head & Foot Incline, Wireless Remote, USB Ports, LED Night Light, Medium Firm Support

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  • 3

    Marsail Split King Adjustable Bed Frame Electric Bed Bases with Mattress
    Marsail
    9.6
    Exceptional

    Marsail Split King Adjustable Bed Frame Electric Bed Bases with Mattress

  • 4

    Sven & Son Classic Adjustable Bed Base, Head and Foot Lift, Massage, Under-Bed Lights, USB, Gel Memory, Zero Gravity Smart Frame - Split King + 14 inch Hybrid Spring Matt (Medium Soft)
    Sven & Son
    9.5
    Excellent

    Sven & Son Classic Adjustable Bed Base, Head and Foot Lift, Massage, Under-Bed Lights, USB, Gel Memory, Zero Gravity Smart Frame - Split King + 14 inch Hybrid Spring Matt (Medium Soft)

    • Foot Lift Maximum Angle:45°
    • Massage Modes:Multiple massage settings
    • Included Mattress Thickness:14 inch
    • Mattress Type:Gel infused memory foam hybrid spring
    • USB Ports:Built-in

  • 5

    Renanim Split King Medium Firm Cooling Gel Memory Foam Mattress - 12 Inch Breathable Comfort, Motion Isolation Mattress in a Box
    Renanim
    9.3
    Excellent

    Renanim Split King Medium Firm Cooling Gel Memory Foam Mattress - 12 Inch Breathable Comfort, Motion Isolation Mattress in a Box

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  • 6

    Marsail NS1 Massage Adjustable Base with Mattress Set, Split King Adjustable Bed Frame + 14-inch Cooling Gel Memory Foam Mattress, Dual Motor Bed Frame with Wireless Remote, CertiPUR-US Certified
    Marsail
    9.1
    Excellent

    Marsail NS1 Massage Adjustable Base with Mattress Set, Split King Adjustable Bed Frame + 14-inch Cooling Gel Memory Foam Mattress, Dual Motor Bed Frame with Wireless Remote, CertiPUR-US Certified

  • 7

    Premium Split King Adjustable Bed with 14 Inch Prime Gel Memory Foam Sleep System, Massage, Zero Gravity, Anti-Snore, Programmable Memory Positions, USB, Underbed Lighting, Zero Clearance
    Irvine Home Collection
    8.9
    Very Good

    Premium Split King Adjustable Bed with 14 Inch Prime Gel Memory Foam Sleep System, Massage, Zero Gravity, Anti-Snore, Programmable Memory Positions, USB, Underbed Lighting, Zero Clearance

  • 8

    Renanim Hybrid Mattress Split King - Firm Cooling Gel Memory Foam W/Individual Pocket Springs - Breathable Supportive Pressure Relief Split King Mattress in a Box - Fiberglass Free Bed Mattress
    Renanim
    8.7
    Very Good

    Renanim Hybrid Mattress Split King - Firm Cooling Gel Memory Foam W/Individual Pocket Springs - Breathable Supportive Pressure Relief Split King Mattress in a Box - Fiberglass Free Bed Mattress