Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Advertising Disclosure
10 Best foam mattress kings of 2026
Save up to 19% off
Best Choice1
Sweetnight9.9Exceptional
Sweetnight CoolNest 14 Inch King Size Mattress, Cooling King Memory Foam Mattress for Cool Night Sleep, 5-Zone Ergo Support for Pressure Relief, Medium, CertiPUR-US Certified
-
-
Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
Careful review Our team ensures quality, value, and fit based on real user feedback
Trusted insights AI and human analysis guide your decisions, reflecting real user prioritiesReal users impact
Thousands of users trust our site daily- Based on millions of stores and reviews
- Shoppers influence our rankings
Value for Money2
MLILY9.8Exceptional
EGOHOME 14 inch Firm King Mattress, Memory Foam Mattress with Cooling Cover, Bed in a Box, CertiPUR-US Certified, Breathable and Supportive, Made in USA, 76''x80''x14'' Black
19% Off Limited Time Deal-
product dimensions:80 x 76 x 14 inches
-
age range description:Adult
-
item weight:105 pounds
-
customer reviews:4.4 4.4 out of 5 stars 6,413 ratings 4.4 out of 5 stars
-
asin:B0C8HXG25Q
-
3
Novilla9.7Exceptional
Novilla King Size Mattress, 12 Inch Memory Foam Mattress King for Cool Night Sleep & Pressure Relief, Thermally Balanced Foam Mattresses For Heat Dissipation, CertiPUR-US Certified Mattresses in a Box
-
4
EGOHOME9.6Exceptional
EGOHOME King Size Memory Foam Mattress, 12 Inch Bed Mattress in a Box with Cooling Green Tea Gel, Relieve Pressure with Medium Firm Support, CertiPUR-US Certified, 80''L x 76''W, White
-
5
Zinus9.5Excellent
Zinus 12 Inch King Green Tea Memory Foam Mattress [New Version], Fiberglass Free, Medium Firm Feel, Zoned Pressure Relief, Certified Safe Foams & Fabric, Mattress in A Box
-
product dimensions:80 x 76 x 12 inches
-
age range description:Adult
-
item weight:82.6 pounds
-
customer reviews:4.3 4.3 out of 5 stars 164,336 ratings 4.3 out of 5 stars
-
asin:B0CKZ1CK1H
-
-
See Today’s Deals & Prices
6
Novilla9.3Excellent
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
-
product dimensions:80 x 76 x 12 inches
-
age range description:N/A
-
item weight:70.8 pounds
-
customer reviews:4.9 4.9 out of 5 stars 49 ratings 4.9 out of 5 stars
-
asin:B0DWK56CJD
-
7
Novilla9.0Excellent
Novilla King Size Mattress in a Box, 14 Inch King Mattress, Gel Memory Foam Mattresses for Cooling Night Sleep & Pressure Relief, CertiPUR-US Certified
-
8
Zinus8.7Very Good
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
-
product dimensions:80 x 76 x 12 inches
-
age range description:N/A
-
item weight:75.3 pounds
-
customer reviews:4.4 4.4 out of 5 stars 13,709 ratings 4.4 out of 5 stars
-
asin:B0CSJW1D4Z
-
9
GAESTE8.5Good
GAESTE 10 Inch King Cooling Gel Memory Foam Medium Feel Mattress Breathable Pressure Relief CertiPUR-US Certified Foam, Mattress-in-a-Box Comfort & Supportive No Fiberglass (King, 10 in)
-
10
FANSACE8.4Good
King Size Mattress (High-End Upgraded) Hotel-Level Luxury 14 Inch Hybrid King Mattress In A Box, Cooling-Gel Memory Foam & Pocket Springs, Back Pain, Extra Edge Support, 365-Night Trial, Medium Firm
18% Off
-
