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King Hybrid Mattresses

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3 king hybrid mattresses from BedStory, Serta, Casper and more. Price: $399.99.

King mattresses whose title says hybrid: a foam comfort layer over a coil core, in the widest standard bed size.

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

All filtersFilters (1)×
Firmness: Extra Firm  ×Clear all
BrandBedStory1Viscoflex1
SizeKing3
TypeHybrid3
FirmnessMedium Firm22Medium9Firm8Soft4Extra Firm3
Thickness13 in and up211 to 12 in1
In a boxIn a box3
PriceUnder $4002$300 & above2
Clear allShow 3 mattresses
Firmness: Extra Firm  ×3 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
Generic

King, Hybrid, Extra Firm, 13 in and up

+King size fits two sleepers or a larger frame
+CertiPUR-US certified foam
+Extra firm feel for firm support
−Extra firm feel may feel hard for side sleepers
No price recorded yet.

Compare specs

mattressSizeTypeFirmnessThicknessSpec scorePrice
KingHybridExtra Firm13 in and upn/a$399.99
as of 11/04/2026 12:41 PST - Details
KingHybridExtra Firm11 to 12 inn/a$399.99
as of 11/03/2026 22:54 PST - Details
KingHybridExtra Firm13 in and upn/aNo current price

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 Memory Foam Mattresses33Twin Memory Foam Mattresses46Thick Hybrid Mattresses73

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