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Helix Midnight vs Casper One Foam

Easily compare the Casper One Foam vs Helix Midnight Mattresses side-by-side.

Latest Promotions
Presidents Day Sale! Save 25% sitewide + 3 FREE products with Helix Luxe or Elite mattress ($330+ value!) ✨ Use code: PRES25
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Find the Perfect Mattress for How You Sleep
Which mattress is right ?
Presidents Day Sale! Up to 35% off everything - Mattresses starting at $599
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Essential Mattress Info

Brand
Helix (USA)Casper (USA)
Mattress Type
Hybrid (coils and foam)All Foam
Prices
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Trial & Warranty

Trial Period
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Trial Period (nights)
100100
Warranty Length (years)
1010

Firmness Options

One Firmness Fits All?
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Adjustable Firmness
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Half-Half Firmness
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Selectable Firmness
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Flippable / Reversible Firmness
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Firmness Info

Medium feel top of the bed you need - not too firm, not too soft. Our most common feel choice. Balanced support - best for side sleepers with thin to average body types. A 4-7 on the firmness scale.

This mattress has a supportive medium-firm feel with the perfect bit of bounce.

Mattress Construction

Materials Overview

The Midnight offers balanced support and a medium feel, it has four layers of construction:

  • Cover: Helix Two Touch Design
  • Comfort Layer: Memory Plus Foam (Density: 2.5 PCF)
  • Transition Layer: High-Grade Polyfoam
  • Body Shape Layer: 6" Wrapped Coils
  • Base Layer: DuraDense Foam.

Mattress shopping keeping you up ? Designed to be an all-in-one solution to nighttime woes, better sleep starts with One.

Designed to be an expensive mattress that's not expensive. The sweet spot between superior comfort and serious value.

While the Original & The Casper has gone to bed, you can experience the latest in cutting-edge coziness with our new mattress, the One.

Comfort Info
  • Cozy Cover: A buttery soft and airy knit blend helps make your mattress even cozier.
  • Responsive feel: A supportive medium-firm feel with the perfect bit of bounce.
  • Breathable foams: Breathe Flex Foam allows airflow to soothe you to sleep. A responsive and breathable open cell foam soothes you to sleep with the perfect bit of bounce.
Support Info

Specially designed using a Memory Plus Foam pressure relief layer to cushion your pressure points as a side sleeper.
Density of the top and middle layers optimized to give you the right amount of support based on your body type.

  • Pressure relieving : Align Memory Foam cradles your body to help you stay asleep.
  • Supportive core: A firm Casper Core prevents sinking and sagging.
Comfort Specs

Uniquely pressure relieving, we use Memory Plus Foam - a special Helix blend.

The innovative cooling system designed to help keep you cool all night. The top layer, Breathe Flex Foam that’s both responsive and breathable to soothe you to sleep with the perfect bit of bounce.

Support Specs

High-Grade Polyfoam
Providing ergonomic support and cushioning, the transition layer has a medium IFD to match your body type.
Wrapped Coils
Hundreds of individual coils help to cradle your body while also limiting motion transfer.
Edge Support
Each mattress has an individually wrapped spring unit with a reinforced perimeter. This means your mattress will reduce that roll-off feeling and will keep its shape more while sitting on the edge of the bed. Our technology is proven to be substantially better than all foam options.

Casper signature all foam mattress designed with a responsive yet supportive medium-firm feel.

Fabric Specs

Helix Two Touch Design
Each mattress comes with a top cover layer with stretch and a soft touch as well as a lower cover layer for airflow and breathability. Top cover - 100% soft polyester. Lower cover - Jersey knit fabric with woven fire barrier.
Upgrade to ultra cool knit cover for cooler nights (available at checkout). This Ultra-Cool Cover is designed using phase change material to keep your body cool when you sleep. Simply zip on the Ultra-Cool Cover in place of your standard cover for quick and easy use.

Manufactured in
United StatesUndisclosed

Suitability

Side Sleepers
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Back Sleepers
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Size & Weight

Twin
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Twin Dimensions
75 x 39 x 11.5 "75 x 38 x 11 "
Twin Weight (lb)
42
Twin XL
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Twin XL Dimensions
80 x 39 x 11.5 "80 x 38 x 11 "
Twin XL Weight (lb)
42
Full
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Full Dimensions
75 x 54 x 11.5 "75 x 53 x 11 "
Full Weight (lb)
56
Queen
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Queen Dimensions
80 x 60 x 11.5 "80 x 60 x 11 "
Queen Weight (lb)
66
King
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King Dimensions
80 x 76 x 11.5 "80 x 76 x 11 "
King Weight (lb)
85
Cal King
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Cal King Dimensions
84 x 72 x 11.5 "84 x 72 x 11 "
Cal King Weight (lb)
83

Certifications & Sustainability

Certifications
CertiPur-US®
CertiPur-US®
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GREENGUARD Gold
GREENGUARD Gold
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Other Certification Info

Delivery

Delivery Cost
YESFREE
Delivery Info

Your Helix Mattress is gently compressed, rolled, and put in a box that's about the size of a bag of golf clubs for easy shipping! Packaging dimensions are 16" x 16" x 48", and we ship via UPS Ground direct from the manufacture to your door.

Free shipping and free returns, additional shipping fees apply to Alaska and Hawaii. Terms and Conditions apply.

Prices
Latest Promotions
Presidents Day Sale! Save 25% sitewide + 3 FREE products with Helix Luxe or Elite mattress ($330+ value!) ✨ Use code: PRES25
See offer
Find the Perfect Mattress for How You Sleep
Which mattress is right ?
Presidents Day Sale! Up to 35% off everything - Mattresses starting at $599
See New Mattresses