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    Mattress Comparison
    SweetNight CoolNest mattress

    SweetNight CoolNest

    VS
    Novaform ComfortGrande mattress

    Novaform ComfortGrande

    SweetNight CoolNest vs. Novaform ComfortGrande

    Side-by-side comparison of the SweetNight CoolNest (Memory Foam) and Novaform ComfortGrande (Memory Foam). Compare comfort, cooling, support, value and more — based on our lab testing.

    By Sleep Sage Editorial Team

    Side-by-side mattress testing · 144+ comparisons published

    Updated May 2026
    Category
    SweetNight CoolNest
    Novaform ComfortGrande
    Comfort
    8.5/10
    8.5/10
    Support
    8.2/10
    8.3/10
    Cooling
    9/10
    8/10
    Edge Support
    7.2/10
    7.8/10
    Motion Isolation
    8.6/10
    8.8/10
    Durability
    8/10
    8.2/10
    Value
    9.4/10
    9.5/10

    Quick Specs Comparison

    Spec
    SweetNight CoolNest
    Novaform ComfortGrande
    Price (Queen)
    $399
    $449
    Type
    Memory Foam
    Memory Foam
    Firmness
    6/10
    5.5/10
    Height
    12"
    14 inches
    Trial
    100 nights
    Costco return policy
    Warranty
    10 years
    20 years
    Shipping
    Free shipping & returns
    Free shipping from Costco

    Key Advantages

    Why Choose SweetNight CoolNest

    • Exceptional cooling with 4-layer CoolNest temperature regulation system
    • Outstanding value — Queen size under $400
    • ACA certified for spinal support and alignment

    Why Choose Novaform ComfortGrande

    • Incredible Costco value
    • 14-inch luxury height
    • Costco's unlimited return policy

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