10 Best memory foam king mattresses of 2025

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1

MLILY
EGOHOME 14 Inch King Size Memory Foam Mattress for Back Pain, Cooling Copper Gel Bed in a Box, Foam Made in USA, CertiPUR-US Certified, Therapeutic Medium Firm, 76x80x14 Black

14% Off
Main highlights

Cooling Fabric and Graphene Technology
Regulates body temperature for a comfortable sleep without harmful chemicals.

Ideal for Back Pain Relief
Designed for those seeking medium firmness and therapeutic support.

Customer Praised Comfort and Support
Consistently praised for comfort and pain relief in reviews.
Key specs
- size:King
- construction:High density base foam
- fill material:Memory foam
- dimensions:80 x 76 x 14 inches
- top style:Cooper gel aerofuion
9.8

Exceptional

Our Rating

9.1
Temperature control

8.4
quality of sleep

8.4
Comfort
How do we rank?

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Based on millions of stores and reviews

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Analyzing top stores
Value for Money

2

ZINUS
ZINUS 12 Inch Green Tea Memory Foam Mattress [New Version], King, Fiberglass free, Medium Firm Feel, Zoned Pressure Relief, Certified Safe Foams & Fabric, Mattress in A Box
Main highlights

Environmentally Friendly Design
Patented zoned pressure relief technology reduces aches and ships in smaller box for reduced carbon footprint.

Ideal for Budget-Conscious Shoppers
Perfect for those seeking a comfortable, affordable mattress with medium-firm support and pressure relief.

Praised for Motion Isolation
Customers frequently highlight the mattress's excellent motion isolation, ideal for undisturbed sleep.
Key specs
- size:King
- construction:Zoned pressure relief
- fill material:Memory Foam
- dimensions:80 x 76 x 12 inches
- top style:N/A
9.7

Exceptional

Our Rating
3

ZINUS
ZINUS 12 Inch Green Tea Cooling Memory Foam Mattress [New Version], King, Fiberglass Free, Medium Firmness, Cooling Gel Foam, Certified Safe Foams & Fabric, Mattress in A Box
Main highlights

Cooling Gel Memory Foam
Topped with soothing gel memory foam that regulates temperature for a cooler sleep experience.

Ideal for Guest Rooms and RVs
Perfect for guest rooms, campers, and small spaces needing comfort and affordability.

Highly Rated Comfort
Customers frequently praise the mattress's balance of support and comfort.
Key specs
- size:King
- construction:CertiPUR-US certified
- fill material:Memory Foam
- dimensions:80 x 76 x 12 inches
- top style:Gel Memory Foam
9.6

Exceptional

Our Rating

8.2
worth the money

8.2
quality of sleep

8.2
Comfort
4

Novilla
Novilla King Size Mattress, 12 inch King Mattress in a Box, Gel Memory Foam Mattresses for Cooling Night Sleep, Comfort Support and Pressure Relief, CertiPUR-US Certified
Main highlights

Cooling and Breathability
The Novilla mattress features NanoGel memory foam and wave-cut foam, enhancing airflow by 30% for a cool, comfortable sleep.

Ideal for Couples
With 5 layers of foam, it absorbs noise and vibrations, ensuring undisturbed sleep even with partner movement.

Praised Comfort
Customers frequently highlight the mattress's ability to relieve pressure points and maintain spinal alignment.
Key specs
- size:King
- construction:5 foam layers
- fill material:Gel Memory Foam
- dimensions:80 x 76 x 12 inches
- top style:Quilted
9.4

Excellent

Our Rating
5

Novilla
Novilla King Size Mattress, 12 Inch Gel Memory Foam King Mattress for Cool Night & Pressure Relief, Medium Plush Feel with Motion Isolating, Bliss
Main highlights

Cooling Gel Memory Foam
The Novilla King Mattress features gel-infused memory foam for a cool sleep experience.

Ideal for Couples
Perfect for couples due to motion isolation and medium firmness.

Highly Praised Comfort
Customers love the comfort and support, reducing back pain.
Key specs
- size:King
- construction:4-layer all-foam system
- fill material:Memory foam
- dimensions:80 x 76 x 12 inches
- top style:Gel-infused memory foam
9.3

Excellent

Our Rating

9.9
lasts a long time

9.9
Aroma

8.2
quality of sleep
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6

Novilla
Novilla King Mattress, 12 Inch King Size Memory Foam Mattress with Comfort Foam for Pressure Relief & Cool Fresh Sleep, Removable Washable Cover,Mattresses in a Box,Medium Firm
Main highlights

Healthy Sleep Design
CertiPUR-US certified foam ensures a healthier sleep environment.

Ideal for Hot Sleepers
Cooling fabric and foam provide a cooler night's sleep.

Comfort and Support
Customers praise its balance of softness and firmness.
Key specs
- size:King
- construction:2-layer foam system
- fill material:Memory foam
- dimensions:80 x 76 x 12 inches
- top style:Knitted fabric cover
9.0

Excellent

Our Rating

9.7
worth the money

8.7
quality of sleep

8.4
Comfort
7

Novilla

Novilla 12 Inch King Size Mattress, King Memory Foam Mattress for Motion Isolation & Contour Support with Cooling Wave-Cut Foam & High-Density Support Foam Mattresses in a Box Medium Firm Feel

14% Off
8.9

Very Good

Our Rating
8

ZINUS
ZINUS 12 Inch Green Tea Essential Memory Foam Mattress [New Version], King, Fiberglass Free, Medium Feel, Breathable Airflow Memory Foam, Certified Safe Foams & Fabric, Mattress in A Box
Main highlights

Breathable Comfort and Freshness
The mattress features breathable Airflow memory foam and green tea infusion for a fresh, comfortable sleep.

Ideal for Eco-Conscious Sleepers
Designed for those seeking sustainable comfort with a reduced carbon footprint.

Praised for Pressure Relief
Customers love the pressure-relieving properties that enhance circulation and reduce joint stress.
Key specs
- size:King
- construction:CertiPUR-US certified foam
- fill material:Memory Foam, High Density Foam
- dimensions:80 x 76 x 12 inches
- top style:Breathable memory foam
8.6

Very Good

Our Rating
9

Avenco

Avenco King Size Mattress, 12 Inch King Memory Foam Mattress in a Box for Comfort Sleep & Pain Relief, CertiPUR-US Certified King Mattresses Medium Firm
8.3

Good

Our Rating

9.9
worth the money

8.4
quality of sleep

8.4
Comfort
10

GAESTE

GAESTE 10 Inch King Cooling Gel Memory Foam Medium Firm Mattress Breathable Pressure Relief CertiPUR-US Certified Foam, Mattress-in-a-Box for Kids and Adults No Fiberglass (King, 10 in)

22% Off
8.1

Good

Our Rating

10 Best memory foam king mattresses of 2025

1

EGOHOME 14 Inch King Size Memory Foam Mattress for Back Pain, Cooling Copper Gel Bed in a Box, Foam Made in USA, CertiPUR-US Certified, Therapeutic Medium Firm, 76x80x14 Black

9.1

8.4

8.4

How do we rank?

How do we rank?

Analyzing top stores

2

ZINUS 12 Inch Green Tea Memory Foam Mattress [New Version], King, Fiberglass free, Medium Firm Feel, Zoned Pressure Relief, Certified Safe Foams & Fabric, Mattress in A Box

3

ZINUS 12 Inch Green Tea Cooling Memory Foam Mattress [New Version], King, Fiberglass Free, Medium Firmness, Cooling Gel Foam, Certified Safe Foams & Fabric, Mattress in A Box

8.2

8.2

8.2

4

Novilla King Size Mattress, 12 inch King Mattress in a Box, Gel Memory Foam Mattresses for Cooling Night Sleep, Comfort Support and Pressure Relief, CertiPUR-US Certified

5

Novilla King Size Mattress, 12 Inch Gel Memory Foam King Mattress for Cool Night & Pressure Relief, Medium Plush Feel with Motion Isolating, Bliss

9.9

9.9

8.2

6

Novilla King Mattress, 12 Inch King Size Memory Foam Mattress with Comfort Foam for Pressure Relief & Cool Fresh Sleep, Removable Washable Cover,Mattresses in a Box,Medium Firm

9.7

8.7

8.4

7

Novilla 12 Inch King Size Mattress, King Memory Foam Mattress for Motion Isolation & Contour Support with Cooling Wave-Cut Foam & High-Density Support Foam Mattresses in a Box Medium Firm Feel

8

ZINUS 12 Inch Green Tea Essential Memory Foam Mattress [New Version], King, Fiberglass Free, Medium Feel, Breathable Airflow Memory Foam, Certified Safe Foams & Fabric, Mattress in A Box

9

Avenco King Size Mattress, 12 Inch King Memory Foam Mattress in a Box for Comfort Sleep & Pain Relief, CertiPUR-US Certified King Mattresses Medium Firm

9.9

8.4

8.4

10

GAESTE 10 Inch King Cooling Gel Memory Foam Medium Firm Mattress Breathable Pressure Relief CertiPUR-US Certified Foam, Mattress-in-a-Box for Kids and Adults No Fiberglass (King, 10 in)

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