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4.419,1426.0Mixed · Doorprice Score

The One

Casper's The One mattress on a bed frame with a blanket and pillows on top in a bedroom setting. At the bottom of the image is the Consumer Reports logo. The One is the top-rated all-foam mattress of 2026. See below to learn more. Consumer Reports does not endorse products or service.
A person's hand presses down to feel The One mattress. It is medium firm and feels responsive and lively.
A person lying on their side on The One mattress. Above the mattress is a list of its features: All-foam design has 3 layers of supportive, pressure-relieving foams. Breathable layers have open-cell foam to prevent overheating. Cozy engineering has wrapped the mattress in a soft-knit cover for extra coziness.
Graphic image labeling the layers of The One mattress. A breathable comfort layer helps you get cozy. Cradling memory foam keeps you aligned and asleep. A durable foam base stays supportive, year after year.
A couple lying on The One mattress tosses a pillow back and forth between themselves
Decade of durability, fiberglass-free, and designed and assembled in the USA.
Hover to zoomPhotos from Mattress Warehouse
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The One

4.419,1426.0Mixed · Doorprice Score
-31%List: $874.00
Est. tax $43.13 for 43215 (US average) · Shipping set by Mattress Warehouse at checkout
Bedding size: Twin
Available SizesTwin, Twin XL, Double, Queen, King, California king
Color OptionsGray, White, Blue, Navy
FirmnessMedium firm
Mattress FeaturesEdge support, Motion isolation, Cooling function, Adjustable base compatibility, Removable cover, Waterproof
Mattress TypeAll-foam (three-layer cradling foam)
PatternSolid

About this item

  • Combines three layers of cradling foam and responsive, breathable materials for a supportive yet pressure-relieving sleep experience.
  • Three-layer cradling foam: Delivers responsive support and pressure relief for restful sleep
  • Breathable Breathe-Flex foam: Enhances airflow to promote cool, comfortable sleep
  • Align memory foam layer: Cradles the body to help you stay asleep throughout the night
  • Firm Casper Core base: Prevents sinking and sagging for long-lasting mattress support
  • 10-year warranty: Offers peace of mind and confidence in mattress durability
Why it scores 6.0: Mixed, from 1 source. Early estimate: more sources will firm it up. See the breakdown
6.0

How it scores

Mixed · likely 4.8 to 7.1 · low confidence

From 19,142 store ratings.

What matters to you? Tap to weight the score. Tap again for more weight.

Quick picks:

By what matters

Qualitynot enough reviews yet–
Ease of usenot enough reviews yet–
Durabilitynot enough reviews yet–
Value for moneyprice against similar products6.1

By source

Retailer star ratings64% of the score5.9

Out of 10. Each source is weighted by how reliable it is, how much data it has and how recent it is; sponsored videos count half, and the brand’s own videos don’t count. How the score works

Reviews and videos

Mattress Warehouse reviews
4.4 from 19,142 ratings

Store star ratings run high (most products average above 4.3), so they count less than written reviews.

Sources we checked
  • Shopify Global Catalog1 found
  • Hacker Newschecked, nothing yet
  • Redditnot connected yet
  • YouTube reviewsnot run yet
  • Xnot connected yet
  • Expert reviews (web)not connected yet
  • Browsing agent (computer use)not connected yet

Compare with similar items

This itemThe OneSignature HybridBear OriginalOriginal MattressHelix Midnight
Customer rating4.4(19,142)4.7(24,034)
Highest rated
4.7(20,012)
Highest rated
4.5(40,442)4.5(16,320)
Price$599.00$811.30$462.80
Lowest price
$699.00$1,061.25
Doorprice Score6.0Doorprice Score7.2Doorprice Score
Best score
7.2Doorprice Score
Best score
6.4Doorprice Score6.4Doorprice Score
Sold byMattress WarehouseBrooklyn BeddingBear Mattress Leesa SleepHelix Sleep
See detailsSee detailsSee detailsSee detailsSee details

Other sellers

SellerPriceEst. taxConditionPolicies
Mattress Warehouse
Bedding size: Twin
Lowest price
$599.00
$874.00
$43.13newReturns · ShippingBuy
Sleep Outfitters
Bedding size: Twin
$599.00
$874.00
$43.13newReturns · ShippingBuy
The Sleep Center
Bedding size: Twin
$599.00
$874.00
$43.13newReturns · ShippingBuy
Mattress Overstock | Mattress Store | Kentucky
Bedding size: Twin
$611.00
$874.00
$43.99newReturns · ShippingBuy
SleePare Online Store
Bedding size: Twin
$612.00
$874.00
$44.06newReturnsBuy
Mr. Mattress
Bedding size: Twin
$699.00
$874.00
$50.33newReturnsBuy
Levin Furniture
Bedding size: Twin
$699.00$50.33newReturns · ShippingBuy
The Sleep Center
Bedding size: Twin
$699.00
$874.00
$50.33newReturns · ShippingBuy

Product description

Expertly engineered to solve your sleep needs without breaking the bank, our signature foam mattress features three layers of cradling foam and a responsive yet supportive medium-firm feel sleepers love.

From the seller’s listing.

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