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    Mattress Comparison
    Sleep Number ComfortMode mattress

    Sleep Number ComfortMode

    VS
    Sonu Sleep System mattress

    Sonu Sleep System

    Sleep Number ComfortMode vs. Sonu Sleep System

    Side-by-side comparison of the Sleep Number ComfortMode (Air Chamber Hybrid) and Sonu Sleep System (Hybrid). Compare comfort, cooling, support, value and more — based on our lab testing.

    Winner: Sonu

    By Sleep Sage Editorial Team

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

    Updated May 2026
    Category
    Sleep Number ComfortMode
    Sonu Sleep System
    Comfort
    7.8/10
    9.2/10
    Support
    8/10
    8.5/10
    Cooling
    7.5/10
    8/10
    Edge Support
    7/10
    7.5/10
    Motion Isolation
    9/10
    8.3/10
    Durability
    7.5/10
    8.8/10
    Value
    7/10
    8/10

    Quick Specs Comparison

    Spec
    Sleep Number ComfortMode
    Sonu Sleep System
    Price (Queen)
    $1,599
    $1,349
    Type
    Air Chamber Hybrid
    Hybrid
    Firmness
    5/10
    5/10
    Height
    10 inches
    12"
    Trial
    100 nights
    180 nights
    Warranty
    15 years
    Lifetime
    Shipping
    In-home delivery
    Free shipping

    Key Advantages

    Why Choose Sleep Number ComfortMode

    • Most affordable Sleep Number at $1,599
    • Adjustable firmness 0-100 on each side
    • Dual-zone for couples with different preferences

    Why Choose Sonu Sleep System

    • Patented Comfort Channel eliminates shoulder and arm pressure for side sleepers
    • Includes custom support pillows designed to work with the mattress
    • 180-night trial period gives ample time to adjust

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