ComfortMode · Review
Sleep Number Comfort Mode Review - 23 Days of Off-Gassing
NapLab · YouTube ↗
1 / 1Images: Sleep Number. Shown size and configuration may vary.
ComfortMode
Best for: Entry air bed, remote control
Sleep Number’s 10″ entry bed: foam over adjustable air chambers, with firmness set per side by remote and no app.
Good to know: The remote is sold separately, and returns exclude bases, cost you return shipping and lose the original delivery fees.
- Type
- Adjustable air (hybrid: foam + air chambers)
- Height
- 10″
- Sizes
- 6 ready-made
Pick it if
- You sleep on your side
- You sleep on your back
- You sleep on your stomach
- You’re on the lighter side
From independent reviewers’ findings, credited below.
38 × 75 in · 10″ tall
Where to get it
- sleepnumber.comQueen $1,999 · checked Oct 15 See price
- Split kingSplit King See the list
Returns: 100-night trial. Details
We may earn a commission if you buy. Check the price for your exact size and height on the seller’s site.
The short version
Worth a look if
- Entry air bed, remote control
Good
- Sleep Number’s 10″ entry bed: foam over adjustable air chambers, with firmness set per side by remote and no app.
- Trial: 100-night trial. Returns exclude bases; buyer pays return shipping, and refunds are less original delivery fees (per PDP footnote).
- Height: 10″
- Sizes: Twin, Twin XL, Full, Queen, King, California King, Split King
Think about
- The remote is sold separately, and returns exclude bases, cost you return shipping and lose the original delivery fees.
- No owner reviews we could verify yet
- Standard sizes only: no RV, odd or custom sizes listed
Based on the maker’s published specs and terms, and the owner reviews linked below. We haven’t slept on it. Something wrong? Tell us.
What owners say
From owners of this model A small set of real reviews, each linked to its source. Not a star rating.
Small sample · 1 owner report
Almost no owner feedback names ComfortMode. One secondhand report says one side deflated under a partner's shifting weight and had to be readjusted with the remote.
What people liked
No supported praise summary in the sample.
What to weigh up
No substantive concern verified in this small sample. This is a gap in the evidence, not proof of no drawbacks.
What independent reviewers found
- Sleep Foundation (Oct 2026): Firmness adjusts from soft to firm and pressure relief was strong. Side sleepers of average weight and lighter back or stomach sleepers did well, but people over about 230 lb may find it too soft. Edges felt unstable, motion isolation was average, and it holds a bit more heat than the pricier models. Covers the 2026 ComfortMode, with the Lux discussed alongside; size not stated; affiliate links disclosed on page. Read it ↗
- NapLab (Oct 2026): At mid settings, support was excellent across positions and weights, but very low settings felt unsupportive. Edges were good though fairly short, motion control fair, and cooling good. A strong odor lasted about three weeks. They felt the low price is its main appeal. Queen tested (unit made Feb 2026); mostly tested at a mid setting; affiliate links disclosed on page. Not the older Sleep Number 360 c/p/i series. Read it ↗
- Sleep Foundation (Oct 2026): Three testers, one week each. Pressure relief was the standout (9/10) for most positions and weights, except back and stomach sleepers over 230 lb. Motion isolation, cooling and ease of movement average (7.5/10). No dedicated edge support; testers felt instability at the perimeter. Review covers both ComfortMode and ComfortMode Lux; these notes are for the standard ComfortMode. Site discloses it may earn a commission. Read it ↗
Their testing, in our words. We haven’t tested these mattresses ourselves, and we don’t repeat their scores.
Sources & sample limits
1 secondhand owner report, cited by Sleep Examiner Sample: 1 owner report.
Secondhand and n=1.
Research checked October 14, 2026. These are sourced observations, not our own product tests or a star rating.
Every size it comes in
Twin38 × 75 in10″Twin XL38 × 80 in10″Full · 54-inch54 × 75 in10″Queen60 × 80 in10″King76 × 80 in10″California king72 × 84 in10″
Taken from the maker’s size options, in the inches it publishes. Tap a size to compare every mattress made in it.
Video reviews
How it compares
Beside the most similar mattresses from other brands.
| ComfortModeSleep Number | Elite HybridBear | Elite Ultra HybridBear | Pro HybridBear | |
|---|---|---|---|---|
| Type | Adjustable air (hybrid: foam + air chambers) | Hybrid | Hybrid | Hybrid |
| Queen price | $1,999 | $1,599 | $2,129 | $1,299 |
| Height | 10″ | 14″ | 13.5″ | 13″ |
| Trial | 100 nights | 365 nights | 365 nights | 365 nights |
| Odd sizes | None | None | None | None |
| Expert reviews | 3 | 3 | 2 | 4 |
What’s inside
- 1Foam comfort layers (unnamed, thickness not published)
- 2Adjustable air chambers
- Feel
- Adjustable firmness per side via remote (no app or connectivity)
- Height
- 10″
- Custom sizes
- Not offered for this model
Returns and ordering
Trial and returns
100-night trial. Returns exclude bases; buyer pays return shipping, and refunds are less original delivery fees (per PDP footnote).
Before you order
- Measure inside the frame, not the old mattress
- Check clearance above for the height you pick
- Make sure your base supports it
- Buy sheets in the same exact size
Questions
What is it made of?
Sleep Number calls it a 'Hybrid design' and describes the gallery construction as foam layers over adjustable air chambers. The compare page lists high-density foam and 1 of 6 built-in cooling materials. Responsive Air is listed as a feature. It is controlled by remote (sold separately) and has no app. The page publishes no named layer stack or thicknesses.
How firm is it?
Adjustable firmness per side via remote (no app or connectivity) That’s the maker’s description; we haven’t measured it.
Which sizes and heights can I get?
6 sizes, 10″. See every size. Confirm your exact size and height with the seller.
Are the reviews about this exact mattress?
From owners of this model. Secondhand and n=1.
Where did this information come from?
- name, 10in height, sizes and per-size prices (JSON-LD), Queen $1,999, 100-night trial, 10-year limited warranty, remote control, rating 4.74/201
- launch timing (Jan 2026), no-app positioning, $1,599 launch price, 100-night trial and 10-year limited warranty for all mattresses
- sizes checked 2026-10-17: JSON-LD ProductGroup sizes match (Twin, Twin XL, Full, Queen, King, California King, Split King); the size selector on each size URL gives Twin 38″ × 75″; Twin XL 38″ × 80″; Full 54″ × 75″; Queen 60″ × 80″; King 76″ × 80″; California King 72″ × 84″; Split King 76″ × 80″. Split King removed from oddSizes (it is a standard split size); no made-to-measure sizes offered.
Checked 2026-10-15. Specs and terms can change.
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