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King Memory Foam Mattresses

All mattresses

7 king memory foam mattresses from Novilla, Nectar, Sweetnight and more. Most cost $450 to $4,099, and half cost less than $534.

King mattresses whose title says memory foam: foam throughout, no coils.

We do not pick by hand: a mattress is here because its listed specs pass the checks.

Top brands: Novilla (4)

All filtersFilters (1)×
Thickness: 13 in and up  ×Clear all
BrandNovilla4Nectar1Tempur-Pedic1
SizeKing7
TypeMemory Foam7
FirmnessMedium Firm3Firm1
Thickness11 to 12 in1613 in and up78 to 10 in7
CoolingCooling6
In a boxIn a box2
PriceUnder $4001Under $5002Under $6001$300 & above6$400 & above5$1,500 & above2$3,000 & above2
Clear allShow 7 mattresses
Thickness: 13 in and up  ×7 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
Novilla

King, Memory Foam, 13 in and up

+CertiPUR-certified memory foam
+Ships boxed for easy home delivery
+Cooling design with gel memory foam
−Heavier than thinner king mattresses
$365.48-21%List: $459.99
as of 11/04/2026 00:28 PST - Details
Novilla

King, Memory Foam, Medium Firm, 13 in and up

+King size fits two sleepers comfortably
+CertiPUR-US certified foam
+AiryFlow cooling system for cooler sleep
$467.48-15%List: $549.99
as of 11/04/2026 00:28 PST - Details
Nectar

King, Memory Foam, Medium Firm, 13 in and up

+King size for larger bedrooms and couples
+Split King option for adjustable bases
+Contouring memory foam construction
−Heavy king size is difficult to move alone
$3,036.00
as of 11/04/2026 00:21 PST - Details
Novilla

King, Memory Foam, 13 in and up

+CertiPUR-certified memory foam
+Ships boxed for easy home delivery
+Cooling design with gel memory foam
−Heavier than thinner king mattresses
$449.99
as of 11/04/2026 00:28 PST - Details
Generic

King, Memory Foam, 13 in and up

+King size fits couples or larger sleepers
+Memory foam contours to the body
+Certified by CertiPUR-US for foam content
No price recorded yet.

Compare specs

mattressSizeTypeFirmnessThicknessSpec scorePrice
KingMemory Foam13 in and upn/a$365.48
as of 11/04/2026 00:28 PST - Details
KingMemory FoamMedium Firm13 in and upn/a$467.48
as of 11/04/2026 00:28 PST - Details
KingMemory FoamFirm13 in and upn/a$4,099.99
as of 11/04/2026 05:39 PST - Details
KingMemory FoamMedium Firm13 in and upn/a$3,036.00
as of 11/04/2026 00:21 PST - Details
KingMemory Foam13 in and upn/a$449.99
as of 11/04/2026 00:28 PST - Details
KingMemory Foam13 in and upn/aNo current price
KingMemory FoamMedium Firm13 in and upn/a$599.99
as of 11/04/2026 00:28 PST - Details

Before you buy

Other uses

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Popular filters

Mattresses in a Box221Cooling Mattresses191Hybrid Mattresses185Medium Firm Mattresses169Queen Mattresses137Memory Foam Mattresses13611- to 12-Inch Mattresses1218- to 10-Inch Mattresses108

Mattresses by use

Queen Hybrid Mattresses77Queen Memory Foam Mattresses45King Hybrid Mattresses57Twin Memory Foam Mattresses46Thick Hybrid Mattresses73

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.