🇺🇸 United States · Memory Foam vs Memory foam

MOLECULE 1vsCasper Original

Which one is best for you? MOLECULE 1 vs Casper Original - 2026 comparison by Vs Mattress

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MOLECULE 1Save $300-$700 OffCasper OriginalCheck current deal.

MOLECULE 1

by MOLECULE · Memory Foam

Save $300-$700 Off

Lifetime Warranty · 365-night trial

Casper Original

by Casper · Memory foam

Check current deal.

10 years · 100-night trial

Pricing by size

MOLECULE 1

Twin$699

Twin XL$699

Full (Double)$799

Queen$899

King$1,099

California King$1,099

Casper Original

Twin$1,095

Twin XL$1,395

Full (Double)$1,395

Queen$1,495

King$1,895

California King$1,895

Essential information

	MOLECULE 1	Casper Original
Type	Memory Foam	Memory foam
Launched	–	–
Brand	MOLECULE	Casper
Made in	United States	United States
Unique points	The MOLECULE 1 combines 3 layers of foam: Microban® Cover Restoreflo™ Recoveryflo™ Contourflo™	The Casper Original is good for sleepers of all kinds who want both support and cooling. Three layers of construction: Breathable Polyurethane Foam Zoned Memory Foam Durable Polyurethane Support Foam.
Video	–	Introducing Casper's Cooling Collection: Love Your Tomorrow.

Certifications & trial

	MOLECULE 1	Casper Original
OEKO-TEX®	No	No
CertiPUR-US®	Yes	Yes
Certifications	CertiPur-US®	CertiPur-US®
Other certification info	–	–
Sleep trial	365 nights	100 nights
Warranty	Lifetime Warranty	10 years
Free shipping	–	–
Free returns	Yes	Yes
Pay later	Yes	No
Delivery info	Our deliveries are exclusively handled by FedEx, and you should expect your mattress within one week from when you place your order.	The Casper ships to your door for free in a compact box thats easy to maneuver on your own. Additional fees may apply for HI, AK, and certain areas of Canada. Terms and conditions apply.

Firmness & feel

	MOLECULE 1	Casper Original
One firmness fits all	Yes	Yes
Select your firmness	No	No
Adjustable firmness	No	No
Half and half firmness	No	No
Flippable / reversible	No	No
Firmness info	Both MOLECULE mattresses are considered to be medium to medium-firm.	Award-winning comfort, signature "just right" feel.

Construction & materials

	MOLECULE 1	Casper Original
Layers	Restoreflo™, Recoveryflo™, Contourflo™	Breathable Polyurethane Foam, Zoned Memory Foam, Durable Polyurethane Support Foam.
Cover	Our advanced cover features a unique combination of heat and moisture wicking technologies to regulate the microclimate between your body and the sleep surface. Microban® treatment helps prevent the growth of odor and stain-causing bacteria for a cleaner sleep.	Planet-friendly textiles. Up to 57 recycled bottles in each cover.
Machine-washable cover	No	No
Ergonomic handles	No	No
Comfort	Proprietary foam features exceptional pressure relief combined with enhanced airflow properties. Precision-contoured 3D geometric surface provides targeted, self-adjusting support for different parts of the body.	Stay cool all night with the innovative cooling system. AirScape: A top layer of perforated breathable foam helps reduce heat. Tiny holes move hot air and body heat away. A layer of Airscape perforated breathable foam increases airflow and circulates air so you don't get too hot at night.
Support	The foundation of the MOLECULE mattress. An ample 7” of firm support fosters healthy spine alignment. Breathable materials promote even more airflow and heat transfer.	Premium foam conforms to your body to relieve pressure. Zoned Support provides a layer of memory foam with 3 ergonomic zones to help align your spine and provide more relief. The durable base is engineered to prevent sinking and sagging while supporting your whole body. Get all-night comfort with the innovative support system. Zoned Support: 3 zones of targeted support for proper spinal alignment. Softer foam around the shoulders provides more relief to the upper body. Firmer foam under the hips, waist, and lower back helps align your spine.
Posts	–	–

Size & weight

	MOLECULE 1	Casper Original
Available sizes	Twin, Twin XL, Full, Queen, King, California King	Twin, Twin XL, Full (Double), Queen, King, California King
Dimensions	Twin: 12.25 "	Twin: 11 "
Twin weight (kg)	46	46
Twin XL weight (kg)	48	50
Full (Double) weight (kg)	60	67
Queen weight (kg)	72	79
King weight (kg)	87	101
California King weight (kg)	87	100

FAQs

MOLECULE 1

What firmness is Molecule 1 mattress?

The Molecule 1 mattress has a medium firmness, rated as a 6 out of 10 on the firmness scale.

Is Molecule mattress safe?

Yes, the Molecule mattress is safe. The foams used are CertiPUR-US certified, meaning they're free of certain harsh metals and chemicals.

Is Molecule 1 or 2 better?

Both Molecule mattress models are constructed with proprietary foam layers. The Molecule 1 is more affordable, while the Molecule 2 offers more zoned support and a comfort layer with improved airflow.

Casper Original

Has Casper original changed?

Yes, the new Casper Original has undergone changes from its previous version. It is now a medium firmness mattress. The older version was slightly firmer and had two comfort layers, a zoned transition layer, and a bottom support layer. The new version has removed the second comfort layer and replaced the zoned transition foam with zoned memory foam.

Can I sleep on my Casper right away?

Casper mattresses are designed to be slept on immediately after they have fully expanded. Unlike some mattresses that may soften over time, it's typically your body that adjusts to the mattress.

How many years does a Casper mattress last?

While the lifespan of a mattress can typically range from 7 to 10 years, Casper asserts that their foam mattresses can endure up to 12 years. This duration extends well beyond the 100-day return policy, ensuring that you receive a good return on your investment.

Wrap up

Thank you for checking out this MOLECULE 1 vs Casper Original mattress comparison. We have tried to compare all the necessary information to help you choose which mattress is the most suitable for you.

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