Why we recommend it
By Sleep Number
An upgrade from the c2 with a thicker 9" profile and 3" contouring foam for better pressure relief, while keeping the core SleepIQ smart features.
100-night trial
15-year warranty (limited prorated)
Height: 9"
Firmness: 5/10(brand_reported)
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What's included
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| Size | MSRP | Sale Price | Action |
|---|---|---|---|
| Twin XL | $1,299 | $1,099 | View Current Offer |
| Full | $1,499 | $1,249 | View Current Offer |
| Queen | $1,329 | $1,329 | View Current Offer |
| King | $2,399 | $1,889 | View Current Offer |
The Sleep Number 360 c4 Smart Bed covers the basics as a mattress but is outpaced in some key areas — consider it if the price-point or specific comfort profile fits your needs.
Editor score computed from verified specifications by the SleepRanked editorial team. 1 review.
Sleep Number
$1,329
Currently viewingAvailable through: Affirm
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Side-by-side comparisons against the closest matches on type, firmness, and price tier.
| Cal King | $2,399 | $1,889 | View Current Offer |
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