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 mattress kings of 2026
Save up to 34% off
1
NovillaNovilla King Size Mattress, 12 Inch Gel Memory Foam King Mattress for Cool Night & Pressure Relief, Medium Plush Feel with Motion Isolating, Bliss
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
9.8Exceptional
Our Rating
-
-
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
Analyzing top stores
2
![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](https://images.bestproductsreviews.com/image/fetch/c_scale,f_auto/https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F51lmtTd04IL._SL500_.jpg)
ZinusZinus 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
Key specs-
size:King
-
construction:Zoned pressure relief
-
fill material:Memory Foam
-
dimensions:80 x 76 x 12 inches
-
top style:N/A
9.7Exceptional
-
3
sofree beddingsofree bedding King Mattress, 12 Inch Memory Foam Hybrid Mattress King, Pocket Spring Mattresses in a Box for Motion Isolation, Strong Edge Support, Pressure Relief, Medium Firm, CertiPUR-US
9.6Exceptional
-
4
RuoysunRuoysun 12 inch King Size Mattress, Upgrade Edge & 7-Zoned Support Hybrid King Mattress in a Box, Breathable Premier Comfort Relief Sleep with Gel Memory Foam & Pocket Spring, Fiberglass Free, Medium
34% Off9.5Excellent
-
5
AyeawoAyeawo 12 Inch Medium Firm King Size Mattress - Colchones King Hybrid with Individual Spring & Gel Memory Foam, Lumbar Support, Pressure Relief, Motion Isolation, CertiPUR-US, 365 Night Trial
23% Off9.4Excellent
-
-
See Today’s Deals & Prices
6
yoyomaxyoyomax Memory Foam Mattress, King Size Cooling Gel 10 inch Mattress in a Box with CertiPUR-US Certified Foam, Medium-Firm Feel for Back Pain Relief, Made in USA, Bed-in-a-Box for Master Bedroom
9.1Excellent
-
7
NovillaNovilla 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
10% OffKey specs-
size:King
-
construction:5 foam layers
-
fill material:Gel Memory Foam
-
dimensions:80 x 76 x 12 inches
-
top style:Quilted
8.9Very Good
-
8
SNFPNESNFPNE 12 Inch King Mattress - Medium Firm Hybrid Mattress with Individual Pocket Springs for Pressure Relief & Motion lsolation, Fiberglass-Free, 80" x 76"
34% Off8.8Very Good
-
9
VIPNOW12 Inch King Size Mattress - 2026 Upgraded Hybrid Cooling Gel Memory Foam & Pocket Coils, Medium Firm Mattress in a Box for Back Neck Pain Relief, Motion Isolation, Edge Support, Breathable, White
25% Off8.6Very Good
-
10
OFFTR zOFFTR z 12 Inch King Size Mattress, Hybrid Zoned Support Pocket Coils & Cooling Memory Foam, Medium-Firm Feel with Strong Edge Support, Pressure Relief, CertiPUR-US Certified
8.5Good
-
