14 Inch Mattress King

Find a 14 Inch Mattress King to suit your bedroom, sleep preferences and shopping needs. Explore king mattresses in this size to compare available options and find the right fit for your space.

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Stearns & Foster Studio 14" Medium Mattress

1383

Starting at

$1499⁰⁰

$1799⁰⁰

$300 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Beautyrest PressureSmart 2.0 Hybrid Medium 13" Mattress

1758

Starting at

$1474⁹⁹

$2949⁹⁹

$1475 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Allergies
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tulo Bamboo 10" Medium Green Tea Memory Foam Mattress

5555

Starting at

$379⁹⁹

$889⁹⁹

$510 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Allergies
Toss and Turn

Kingsdown Crown Imperial 15" Plush Mattress

Starting at

$5999⁰⁰

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Purple Original Mattress

59743

Starting at

$1760⁰⁰

$2199⁰⁰

$439 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Temperature
Pain
Bed Partner
Toss and Turn
Allergies

Nectar Luxe 14" Medium Hybrid Mattress

250

Starting at

$1899⁰⁰

$2549⁰⁰

$650 OFF

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

A 14 inch mattress king size offers a spacious sleep surface and a substantial profile designed to provide comfort, support and pressure relief for couples, families or anyone who enjoys extra room to stretch out. The additional height may include multiple layers of comfort materials, such as gel memory foam, TEMPUR-Material™, responsive foam or individually wrapped coils, helping create a balanced feel from plush to firm. A king 14 inch mattress can also provide strong edge support and motion isolation, making it a comfortable choice for shared bedrooms. Consider your preferred sleep position, body type and firmness preference to find the best 14 inch king mattress for your zzz's. Before purchasing a 14 inch mattress king model, check your bed frame, foundation and bedroom dimensions to ensure the complete setup fits comfortably. A taller mattress may make it easier to get in and out of bed, but the combined height of the mattress, foundation and frame can affect the overall feel. Look for a king mattress with features that match your needs, including cooling materials for hot sleepers, targeted support for back and side sleepers or durable construction for long-term comfort. Mattress Firm offers king size mattresses in a range of materials, comfort levels and price points, making it easier to compare options and find the right mattress for restful sleep.

What materials are commonly used in a 14 inch king mattress + -

Common materials include memory foam, innerspring coils, pocketed coils, latex and hybrid combinations. Each construction offers a different feel, so consider the materials and comfort layers that best match your preferences.

What firmness options are available for a 14 inch king mattress + -

These mattresses are available in soft, medium and firm comfort levels, along with variations such as medium-firm. Your preferred sleep position and comfort preferences can help guide your choice.

Can a 14 inch king mattress have a pillow top + -

Yes. Some models feature a pillow top or euro top for an added layer of cushioning. Others use quilted covers or specialized comfort foams to create their feel.

What is a hybrid 14 inch king mattress + -

A hybrid mattress combines a coil support system with comfort layers such as memory foam, latex or other foams. This construction offers the feel of foam with the structure of an innerspring design.

How should I care for a 14 inch king mattress + -

Use a compatible foundation, protect the surface with a mattress protector and follow the manufacturer's care instructions. Rotating the mattress when recommended can also help promote more even wear.