King, Memory Foam, Medium, 11 to 12 in
Medium Mattresses
18 medium mattresses from Zinus, Casper, Nectar and more. Most cost $170 to $2,799, and half cost less than $400.
+King size fits larger beds and two sleepers
+All memory foam construction
+Medium firmness suits many sleep preferences
$2,799.00-7%Was: $2,999.00
as of 11/04/2026 05:39 PST - DetailsProduct details
TEMPUR-Adapt 2.0 Medium 11 inch Memory Foam Mattress, King
$2,799.00as of 11/04/2026 05:39 PST - Details
View on AmazonPros
+King size fits larger beds and two sleepers
+All memory foam construction
+Medium firmness suits many sleep preferences
+11 to 12 inches in thickness
Compared with the 18 mattresses on this page−Cooling not listed: 28 of the 50 here list one
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
King, Hybrid, Medium, 11 to 12 in
+CertiPUR-US certified materials
+Cooling Snow Technology for a cooler sleep surface
+King size gives room for two sleepers
$2,795.00-20%List: $3,495.00
as of 11/04/2026 15:35 PST - DetailsProduct details
Casper Sleep Snow 12" Hybrid King Mattress – Medium Feel | Memory Foam, Cooling Snow Technology, Zoned Support, Motion
$2,795.00as of 11/04/2026 15:35 PST - Details
View on AmazonPros
+CertiPUR-US certified materials
+Cooling Snow Technology for a cooler sleep surface
+King size gives room for two sleepers
+Hybrid build combines foam and support layers
+Zoned support targets different body areas
How pros and cons are picked (About: Disclaimer)About this product
King, Memory Foam, Medium, 11 to 12 in
$298.77-19%List: $369.99
as of 11/04/2026 00:28 PST - DetailsProduct details
Novilla Bliss King Size Mattress, 12 Inch Gel Memory Foam King Mattress | Cool Night Sleep & Pressure Relief, Support
$298.77as of 11/04/2026 00:28 PST - Details
View on AmazonAbout this product
Queen, Memory Foam, Medium, 11 to 12 in
+Queen size suits couples and most bedrooms
+CertiPUR-US certified foam
+Gel memory foam for cooling and pressure relief
−12-inch build is thicker than typical mattresses
$249.99-7%List: $269.99
as of 11/04/2026 17:42 PST - DetailsProduct details
Dyonery Queen Mattress 12 Inch Gel Memory Foam Mattress Medium Support | Mattress in a Box, Cooling Sleep, Pressure
$249.99as of 11/04/2026 17:42 PST - Details
View on AmazonPros
+Queen size suits couples and most bedrooms
+CertiPUR-US certified foam
+Gel memory foam for cooling and pressure relief
+Ships boxed for easy delivery
+Medium support feel for most sleepers
Cons−12-inch build is thicker than typical mattresses
How pros and cons are picked (About: Disclaimer)About this product
Full, Hybrid, Medium, 11 to 12 in
+Full size fits a smaller bedroom or guest room
+CertiPUR-US certified foam
+Hybrid construction combines pocket springs with foam
−Thickness of 11 to 12 inches is taller than many mattresses
$199.98
as of 11/03/2026 23:06 PST - DetailsProduct details
GAESTE Full 12 Inch Hybrid Cooling Mattress, Medium Plush Feel | Pocket Springs with Comfort Double Layer Foam for
$199.98as of 11/03/2026 23:06 PST - Details
View on AmazonPros
+Full size fits a smaller bedroom or guest room
+CertiPUR-US certified foam
+Hybrid construction combines pocket springs with foam
+Cooling feature for sleeping warmer nights
+Medium plush firmness for side and back sleepers
Cons−Thickness of 11 to 12 inches is taller than many mattresses
How pros and cons are picked (About: Disclaimer)About this product
Twin XL, Memory Foam, Medium, 11 to 12 in
+Twin XL size suits longer single beds
+All memory foam construction
+Medium firmness suits many sleep preferences
−Twin XL offers less width than larger sizes
$3,098.00
as of 11/04/2026 05:39 PST - DetailsProduct details
TEMPUR-Adapt 2.0 Medium 11 inch Memory Foam Mattress & Ergo Adjustable Base, Twin XL$3,098.00as of 11/04/2026 05:39 PST - Details
View on AmazonPros
+Twin XL size suits longer single beds
+All memory foam construction
+Medium firmness suits many sleep preferences
+11 to 12 inches in thickness
+Sold with an adjustable base
Cons−Twin XL offers less width than larger sizes
Compared with the 18 mattresses on this page−Cooling not listed: 28 of the 50 here list one
How pros and cons are picked (About: Disclaimer)About this product
Twin, Hybrid, Medium, 11 to 12 in
+CertiPUR certified foam for lower chemical emissions
+12 inch thickness offers a deep, plush profile
+Hybrid build combines individual pocket springs with memory foam
$169.99
as of 11/04/2026 00:45 PST - DetailsProduct details
Profus Twin Mattress 12 Inch, Luxury Hybrid Bed Mattress in a Box, Pink | Zones Individual Pocket Spring & Memory Foam,$169.99as of 11/04/2026 00:45 PST - Details
View on AmazonPros
+CertiPUR certified foam for lower chemical emissions
+12 inch thickness offers a deep, plush profile
+Hybrid build combines individual pocket springs with memory foam
+Zoned support listed for targeted body support
+Ships boxed for easy home delivery
Compared with the 18 mattresses on this page−Cooling not listed: 28 of the 50 here list one
How pros and cons are picked (About: Disclaimer)About this product
Queen, Hybrid, Medium, 11 to 12 in
+Queen size fits standard queen bed frames
+Hybrid construction combines foam and coil support
+CertiPUR-US certified foam
$92.33
as of 11/04/2026 00:48 PST - DetailsProduct details
Queen Size Mattress, 12 Inch Hybrid Mattress in a Box, Medium Feel | Gel Memory Foam & Individually Encased Pocket
$92.33as of 11/04/2026 00:48 PST - Details
View on AmazonPros
+Queen size fits standard queen bed frames
+Hybrid construction combines foam and coil support
+CertiPUR-US certified foam
+Ships boxed for easier delivery to the home
+Individually encased pocket coils support each area
Compared with the 18 mattresses on this page−Cooling not listed: 28 of the 50 here list one
How pros and cons are picked (About: Disclaimer)About this product
Twin XL, Hybrid, Medium, 11 to 12 in
+Twin XL size for longer beds
+CertiPUR certified foam
+Individual pocket springs
No price recorded yet.
Product details
Twin XL Mattress, 12 Inch Twin XL Size Hybrid Mattress in a Box, Medium Feel Foam and Individual Pocket Springs, ExtraNo price recorded yet.View on Amazon
Pros
+Twin XL size for longer beds
+CertiPUR certified foam
+Individual pocket springs
+Ships boxed, 11 to 12 inches thick
+Medium feel firmness
Compared with the 18 mattresses on this page−Cooling not listed: 28 of the 50 here list one
How pros and cons are picked (About: Disclaimer)About this product
Full, Hybrid, Medium, 11 to 12 in
+CertiPUR-US certified foam
+Hybrid construction combines springs and foam
+Shipped in a box for easy delivery
−Full size is narrower than queen or king
$179.99
as of 11/04/2026 06:36 PST - DetailsProduct details
Traumliebe Full Size Mattress, 12 Inch Full Mattress in a Box, Hybrid Mattresses, Pocket Spring & Memory Foam, Medium,
$179.99as of 11/04/2026 06:36 PST - Details
View on AmazonPros
+CertiPUR-US certified foam
+Hybrid construction combines springs and foam
+Shipped in a box for easy delivery
+Medium firmness suits many sleep preferences
+11 to 12 inches in thickness
Cons−Full size is narrower than queen or king
Compared with the 18 mattresses on this page−Cooling not listed: 28 of the 50 here list one
How pros and cons are picked (About: Disclaimer)About this product
Queen, Memory Foam, Medium, 11 to 12 in
+Queen size suits couples and most bedrooms
+CertiPUR-US certified foam
+Copper gel memory foam for pressure relief
−12-inch build is thicker than typical mattresses
$458.77
as of 11/03/2026 22:47 PST - DetailsProduct details
EGOHOME 12 Inch Queen Size Mattress, Copper Gel Memory Foam Mattress | Fiberglass-Free, Medium Feel Mattress in a
$458.77as of 11/03/2026 22:47 PST - Details
View on AmazonPros
+Queen size suits couples and most bedrooms
+CertiPUR-US certified foam
+Copper gel memory foam for pressure relief
+Ships boxed for easy delivery
Cons−12-inch build is thicker than typical mattresses
Compared with the 18 mattresses on this page−Cooling not listed: 28 of the 50 here list one
How pros and cons are picked (About: Disclaimer)About this product
Full, Hybrid, Medium, 11 to 12 in
+Full size suits single sleepers or small guest rooms
+Hybrid build combines foam and springs
+Medium firm feel suits a wide range of sleepers
−Hybrid construction adds weight for moving upstairs
$399.97
as of 11/03/2026 23:33 PST - DetailsProduct details
Hybrid Full Size Mattress, 12in Memory Foam Mattress in a Box, Cooling Gel | 365-Night Trial & Forever Warranty,
$399.97as of 11/03/2026 23:33 PST - Details
View on AmazonPros
+Full size suits single sleepers or small guest rooms
+Hybrid build combines foam and springs
+Medium firm feel suits a wide range of sleepers
+Ships boxed for easy delivery to home
+Thickness of 11 to 12 inches is typical for hybrids
Cons−Hybrid construction adds weight for moving upstairs
Compared with the 18 mattresses on this page−Cooling not listed: 28 of the 50 here list one
How pros and cons are picked (About: Disclaimer)About this product
Twin XL, Memory Foam, Medium, 11 to 12 in
+Twin XL suits longer single beds
+CertiPUR-US certified memory foam
+Cooling gel memory foam construction
−Thick 11 to 12 inch profile is taller than standard mattresses
No price recorded yet.
Product details
2 12 Inch Twin XL Mattress, Cooling Green Tea Gel Memory Foam for Pressure Relief, Medium Plush, Fiberglass Free, BedNo price recorded yet.View on Amazon
Pros
+Twin XL suits longer single beds
+CertiPUR-US certified memory foam
+Cooling gel memory foam construction
+Medium firmness for general sleepers
+Shipped boxed for easy home delivery
Cons−Thick 11 to 12 inch profile is taller than standard mattresses
How pros and cons are picked (About: Disclaimer)About this product
Queen, Memory Foam, Medium, 11 to 12 in
+Queen size suits couples and most bedrooms
+CertiPUR-US certified foam
+Green tea gel memory foam built for cooling
−12-inch build is thicker than typical mattresses
No price recorded yet.
Product details
EGO Home 12 Inch Queen Mattress, Cooling Green Tea Gel Memory Foam for Pressure Relief, Medium Plush, Fiberglass Free,No price recorded yet.View on Amazon
Pros
+Queen size suits couples and most bedrooms
+CertiPUR-US certified foam
+Green tea gel memory foam built for cooling
+Ships boxed for easy delivery
Cons−12-inch build is thicker than typical mattresses
How pros and cons are picked (About: Disclaimer)About this product
King, Hybrid, Medium, 11 to 12 in
+CertiPUR-US certified materials
+King size gives room for two sleepers
+Hybrid build combines foam and support layers
$1,895.00
as of 11/04/2026 14:42 PST - DetailsProduct details
Casper Sleep Original 11" Hybrid King Mattress – Medium Feel | Breathable Memory Foam, Zoned Support, Motion Isolation,
$1,895.00as of 11/04/2026 14:42 PST - Details
View on AmazonPros
+CertiPUR-US certified materials
+King size gives room for two sleepers
+Hybrid build combines foam and support layers
+Zoned support targets different body areas
+Thickness of 11 to 12 inches is a substantial profile
Compared with the 18 mattresses on this page−Cooling not listed: 28 of the 50 here list one
How pros and cons are picked (About: Disclaimer)About this product
Queen, Memory Foam, Medium, 11 to 12 in
+Queen size suits most couples and bedrooms
+Memory foam contours to the body
+Cooling gel infused foam
No price recorded yet.
Product details
2 Queen Size Mattress, 12 Inch Gel Memory Foam, Cooling & Back Pain Relief, Fiberglass Free, CertiPUR-US Certified,No price recorded yet.View on Amazon
Pros
+Queen size suits most couples and bedrooms
+Memory foam contours to the body
+Cooling gel infused foam
+Certified by CertiPUR-US for foam content
+Medium feel for balanced support
How pros and cons are picked (About: Disclaimer)About this product
Queen, Medium, 11 to 12 in
−Cooling not listed: 28 of the 50 here list one
$745.00
as of 11/04/2026 12:41 PST - DetailsProduct details
Beautyrest Prime Dream Medium 12.5" Queen Mattress | CertiPUR-US certified, 10 Year Limited Warranty, 100-Night Trial,
$745.00as of 11/04/2026 12:41 PST - Details
View on AmazonCompared with the 18 mattresses on this pageCons
−Cooling not listed: 28 of the 50 here list one
How pros and cons are picked (About: Disclaimer)About this product
King, Hybrid, Medium, 11 to 12 in
No price recorded yet.
Product details
Serta Sleeptrue Medium 12" King Hybrid Mattress in a Box | CertiPUR-US certified, 10 Year Limited Warranty, 100-NightNo price recorded yet.View on Amazon
About this product
Compare specs
| mattress | Size | Type | Firmness | Thickness | Spec score | Price |
|---|---|---|---|---|---|---|
| King | Memory Foam | Medium | 11 to 12 in | n/a | $2,799.00 as of 11/04/2026 05:39 PST - Details | |
| King | Hybrid | Medium | 11 to 12 in | n/a | $2,795.00 as of 11/04/2026 15:35 PST - Details | |
| King | Memory Foam | Medium | 11 to 12 in | n/a | $298.77 as of 11/04/2026 00:28 PST - Details | |
| Queen | Memory Foam | Medium | 11 to 12 in | n/a | $249.99 as of 11/04/2026 17:42 PST - Details | |
| Full | Hybrid | Medium | 11 to 12 in | n/a | $199.98 as of 11/03/2026 23:06 PST - Details | |
| Twin XL | Memory Foam | Medium | 11 to 12 in | n/a | $3,098.00 as of 11/04/2026 05:39 PST - Details | |
| Twin | Hybrid | Medium | 11 to 12 in | n/a | $169.99 as of 11/04/2026 00:45 PST - Details | |
| Queen | Hybrid | Medium | 11 to 12 in | n/a | $92.33 as of 11/04/2026 00:48 PST - Details | |
| Twin XL | Hybrid | Medium | 11 to 12 in | n/a | No current price | |
| Full | Hybrid | Medium | 11 to 12 in | n/a | $179.99 as of 11/04/2026 06:36 PST - Details |
Before you buy
- Mattress Firmness Labels, Explained
- Mattress Types and Thickness, Explained
- Mattress Firm Return Policy and Sleep Trial
- Sam's Club Shipping and Delivery, Explained
- Wayfair Financing and Credit Card, Explained
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- IKEA Financing and Credit Cards, Explained
- Mattress Firm Price Match, Explained















