July 31, 2025

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Mattress King Size Memory Foams of 2025

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Best Choice

1

COOL GEL
Cool Gel Chill 14 Inch Medium Firm Memory Foam Mattress King Size, with 2 Bonus Cool Gel Memory Foam Bed Pillows, 14" with Pressure Relief, CertiPUR-US Certified, Cooling King Mattress in a Box
Main highlights

Cooling Gel Comfort
3.5-inch cool gel memory foam for temperature regulation and comfort.

Ideal for Firm Sleepers
Best for those who prefer a firm mattress with excellent support.

Highly Rated Support
Praised for its supportive structure, especially for back and side sleepers.
9.7

Exceptional

Our Rating

8.9
worth the money

8.9
lasts a long time

8.9
Durability
How do we rank?

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Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
Value for Money

2

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
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
- Customer Reviews:N/A
9.6

Exceptional

Our Rating

9.1
Temperature control

8.4
quality of sleep

8.4
Comfort
3

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
- Customer Reviews:N/A
9.4

Excellent

Our Rating
4

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

16% Off
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
- Customer Reviews:N/A
9.3

Excellent

Our Rating

9.9
lasts a long time

9.9
Aroma

8.2
quality of sleep
5

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
- Customer Reviews:N/A
9.2

Excellent

Our Rating
See Today’s Deals & Prices
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

15% Off
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
- Customer Reviews:N/A
8.9

Very Good

Our Rating

9.7
worth the money

8.7
quality of sleep

8.4
Comfort
7

Generic

King Size Mattress 14 Inch,Hybrid Mattress King in a Box, Medium Firm Memory Foam&Individual Pocket Springs,Upgrade Zoned Support,Motion Isolation&Pressure Relief,Fiberglass Free

40% Off
8.7

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
- Customer Reviews:N/A
8.4

Good

Our Rating
9

Tegeniss

Tegeniss King Size Mattress, 14 Inch King Size Memory Foam Mattress in A Box for Comfort Sleep & Pain Relief, CertiPUR-US Certified, Medium Firm Mattresses

22% Off
8.3

Good

Our Rating
10

Lynnbery
Lynnbery 14 Inch King Size Mattress in a Box, Hybrid Cooling Gel Memory Foam & Pocketed Coils, Medium Firm, CertiPUR-US Certified, Pressure Relief, Motion Isolation

23% Off
Main highlights

Harmless and Skin-friendly
The mattress is free from harmful substances, featuring a skin-friendly, anti-pilling knit fabric safe for pregnant women and children.

Versatile Sleeping Positions
Designed for all sleepers, the hybrid construction adapts to various sleeping positions, offering pressure relief and support for all body types.

Praised Motion Isolation
Customers appreciate the minimal noise and motion transfer, ensuring undisturbed sleep even with a restless partner.
Key specs
- size:King
- construction:Hybrid
- fill material:Memory Foam
- dimensions:76L x 80W x 14Th
- Customer Reviews:N/A
8.2

Good

Our Rating

Mattress King Size Memory Foams of 2025

1

Cool Gel Chill 14 Inch Medium Firm Memory Foam Mattress King Size, with 2 Bonus Cool Gel Memory Foam Bed Pillows, 14" with Pressure Relief, CertiPUR-US Certified, Cooling King Mattress in a Box

8.9

8.9

8.9

How do we rank?

How do we rank?

Analyzing top stores

2

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

3

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

4

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

5

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

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

King Size Mattress 14 Inch,Hybrid Mattress King in a Box, Medium Firm Memory Foam&Individual Pocket Springs,Upgrade Zoned Support,Motion Isolation&Pressure Relief,Fiberglass Free

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

Tegeniss King Size Mattress, 14 Inch King Size Memory Foam Mattress in A Box for Comfort Sleep & Pain Relief, CertiPUR-US Certified, Medium Firm Mattresses

10

Lynnbery 14 Inch King Size Mattress in a Box, Hybrid Cooling Gel Memory Foam & Pocketed Coils, Medium Firm, CertiPUR-US Certified, Pressure Relief, Motion Isolation

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