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Purple Purple Mattress vs Casper The One

Detailed side-by-side comparison — pricing, specs, performance ratings, and our pick.

Purple
Purple Mattress
$1,199
$1,499 MSRP
Queen
Check Price & Today's Deal →
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Casper
The One
$799
$999 MSRP
Queen
Check Price & Today's Deal →
📧 Get notified if this price drops
Feature
Purple
Purple Mattress
Casper
The One
Overview
Type
Gel GridMemory Foam
Firmness
1 = softest, 10 = firmest
6.5 / 106 / 10
Queen Price
Current / sale price
$1,199$799
Trial Period
Return window
100 nights100 nights
Warranty
10 years10 years
Performance Ratings
Cooling
Hot sleepers
HighLow
Motion Isolation
Partners, light sleepers
GoodExcellent
Pressure Relief
Hip/shoulder pain
ExcellentGood
Edge Support
Sit/sleep near edge
FairFair
Durability
Long-term performance
GoodGood
Compatibility & Features
Adjustable Base
Head/foot elevation
✓ Yes✓ Yes
Split King Support
Two Twin XL per couple
✓ Yes✓ Yes
Dual Comfort Zones
Different firmness per side
Smart Features
App, sensors, auto-adjust
Financing
Affirm, KlarnaAffirm
Materials & Safety
Certifications
Organic / non-toxic
CertiPUR-USCertiPUR-US
Off-Gassing
New-foam smell concern
CertiPUR-US certified foamCertiPUR-US certified foam
Best For
Ideal sleeper profiles
  • Side sleepers
  • Split King setup
  • Adjustable base users
  • Organic / non-toxic priority
  • Couples / light sleepers
  • Split King setup
  • Adjustable base users
  • Organic / non-toxic priority
Actions
Our Pick

Need Help Deciding?

For most sleepers, we recommend the Casper The One over the Purple Purple Mattress. It scores higher in motion isolation, price-to-value and offers strong overall value at $799 (vs $1,199). The Purple Purple Mattress is the better choice only if you have a strong preference for that brand's specific feel or design.

Still deciding? Take our 2-minute mattress quiz →

Purple Purple Mattress

Strengths

  • Unique gel grid technology
  • Temperature neutral
  • Excellent pressure relief
  • No off-gassing

Considerations

  • Priced above entry-level options in this category — reflects proprietary GelFlex Grid manufacturing — the polymer grid requires specialized tooling and processes that foam production does not
  • Unique feel not for everyone
  • Limited edge support

Casper The One

Strengths

  • Zoned Support (shoulder/hip differentiation)
  • Solid motion isolation
  • Open-cell foam for breathability
  • 100-night trial

Considerations

  • No active cooling
  • Fair edge support
  • All-foam (no coil bounce)

Who Should Buy Which?

Choose the Purple Purple Mattress if you…

  • Side sleepers / pressure relief
Check Purple Price ↗

Choose the Casper The One if you…

  • Couples / light sleepers
  • Budget-conscious shoppers
Check Casper Price ↗

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