🇺🇸 United States · Hybrid (coils and foam) vs Memory foam

Allswell SupremevsSerta iComfort

Which one is best for you? Allswell Supreme vs Serta iComfort - 2026 comparison by Vs Mattress

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Allswell SupremeSerta iComfortCheck current deal.

Allswell Supreme

by Allswell · Hybrid (coils and foam)

10 years · 100-night trial

Serta iComfort

by Serta · Memory foam

Check current deal.

10 years · 120-night trial

Pricing by size

Allswell Supreme

Twin$517

Twin XL$547

Full (Double)$597

Queen$687

King$797

California King$797

Serta iComfort

Twinn/a

Twin XL$2,099

Full (Double)$2,299

Queen$2,499

King$2,999

California King$2,999

Essential information

	Allswell Supreme	Serta iComfort
Type	Hybrid (coils and foam)	Memory foam
Launched	–	1931
Brand	Allswell	Serta
Made in	United States	United States
Unique points	The Supreme mattress by Allswell is the best in their lineup, constructed of the following layers: Quilted Cover + Euro Top Graphite & Copper Gel Infused Memory Foam Energex Foam Quantum Edge Individually Wrapped Coils.	With the iComfort by Serta® mattress, cool, supportive sleep is the priority. The base model (CF1000) has these layers: Carbon Fiber Memory Foam EverCool® Fuze Gel Foam. Three upgrades are available at additional cost.
Video	–	Introducing the iComfort 2020 Foam Collection

Certifications & trial

	Allswell Supreme	Serta iComfort
OEKO-TEX®	No	No
CertiPUR-US®	Yes	Yes
Certifications	CertiPur-US®	CertiPur-US®
Other certification info	<p id="">Global Organic Textile Standard (GOTS)USDA Organic GREENGUARD Gold Eco-INSTITUT MADE SAFE® Rainforest Alliance Certified™ Forest Stewardship Council®</p>	–
Sleep trial	100 nights	120 nights
Warranty	10 years	10 years
Free shipping	–	–
Free returns	Yes	Yes
Pay later	Yes	Yes
Delivery info	Allswell offers free ground shipping to the 48 contiguous US states & DC.	Serta mattresses are shipped using the fastest, safest, and most reliable method possible. After ordering, you will be contacted by XPO Logistics to schedule a delivery day and time.

Firmness & feel

	Allswell Supreme	Serta iComfort
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	That just-right medium-firm feel. Rated a 4.5 to 6.5 on the very unscientific firmness scale.	The base model (CF1000) is a medium comfort. Choose the cooling upgrade (CF2000) model if you prefer a firm feel. Both the Max Cooling Upgrade (CF3000) and Max Cooling & Pressure Relief Upgrades (CF4000) offer a selection of feels - medium, plush, ultra plush and firm, plush, ultra plush.

Construction & materials

	Allswell Supreme	Serta iComfort
Layers	Quilted Cover + Euro Top, Graphite & Copper Gel Infused Memory Foam, Energex Foam, Quantum Edge Individually Wrapped Coils.	Carbon Fiber Memory Foam, EverCool® Fuze Gel Foam.
Cover	Quilted top panel woven with our signature A. This is a Euro top mattress with two layers of high-performance memory foam underneath its plush quilted surface which makes for a supreme sleep experience.	A Max Cold Cover is used in the CF3000 and CF4000 models. Made from super cool high-performance fibers for an instant cool-to-the-touch sensation.
Machine-washable cover	No	No
Ergonomic handles	No	No
Comfort	Stay asleep with individually-wrapped coils which help minimize motion transfer. Cooling graphite and copper gel layer absorbs and transfers heat away from the body.	Specifically designed mattress to keep even the warmest of sleepers cool. You don't have to be a hot sleeper to love iComfort. You just have to like your sleep environment to be refreshingly comfy. Three cooling upgrades available: Cooling Upgrade (CF2000): 11.5" Additional cooling and firmer support. Max Cooling Upgrade (CF3000): 12.5" Cooler and more breathable. Max Cooling & Pressure Relief Upgrade (CF4000): 13.5" Feels and sleeps cooler, with air support layer to take pressure off joints. Every iComfort mattress is made with our exclusive Carbon Fiber Memory Foam. This system channels heat away from your body. Gel Active® Max Foam (used only in CF2000 model) is an open celled memory foam helps promote airflow, so you don't have that hot, stuffy feeling when falling asleep. UltraCold System (used in the CF3000 and CF4000 models) The layer of extra-cool Carbon Fiber Memory Foam is engineered to work hard at absorbing excess heat from your body, then channel it away, all while you sleep comfortably.
Support	Two-sided edge support with Reinforced Quantum Edge - use the whole sleeping surface and easily get in and out of the bed. Energex foam provides pressure relief over a wide range of temperature.	Multi-layered foam technology adds support, resilience, and temperature regulation for the coolest, most comfortable sleep ever. Carbon Fiber Memory Foam provides exceptional strength for back and neck support. Air Support Foam (used only in CF4000 model) moves with your body and contours around it to help alleviate aches and pains caused by pressure points.
Posts	–	–

Size & weight

	Allswell Supreme	Serta iComfort
Available sizes	Twin, Twin XL, Full (Double), Queen, King, California King	Twin, Twin XL, Full (Double), Queen, King, California King
Dimensions	Twin: 14 "	Twin: 10 "
Twin weight (kg)	56	N/A
Twin XL weight (kg)	59	N/A
Full (Double) weight (kg)	78	N/A
Queen weight (kg)	92	N/A
King weight (kg)	116	N/A
California King weight (kg)	116	N/A

FAQs

Allswell Supreme

How thick is Allswell Supreme?

The Allswell Supreme mattress has a thickness of 14 inches.

What is the weight limit for the Allswell Supreme?

The Allswell Supreme mattress can comfortably support individuals who weigh up to 230 pounds.

How long can I leave an Allswell mattress in a box?

It is recommended not to keep an Allswell mattress in its box for more than 30 days from the date of purchase.

Serta iComfort

How long should a Serta iComfort mattress last?

The Serta iComfort mattresses, made with high-density foams, are expected to last for a minimum of 10 years. Regular rotation of the mattress can help prolong its lifespan.

Is Serta iComfort good for back pain?

The Serta iComfort mattress could be beneficial for those experiencing back pain or discomfort at pressure points. Its carbon fiber memory foam core provides firm yet adaptable support, making it a good choice for back sleepers.

Does Serta iComfort have coils?

Yes, the Serta iComfort mattress does contain coils. The new Smooth Hybrid line features Serta's 100 Series 5-Zone Quad Coil Support System, made with 85% recycled steel, which provides targeted pressure relief and support.

Wrap up

Thank you for checking out this Allswell Supreme vs Serta iComfort 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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