Responsive King Mattresses

Explore Responsive King Mattresses at Mattress Firm to find a comfortable fit for your bedroom and sleep preferences. Compare a range of king-size options, then shop mattresses that suit your space, style and budget.

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Sleepy's By Sealy Memory Foam Medium Mattress

3474

Starting at

$589⁹⁹

$889⁹⁹

$300 OFF

Medium Comfort, best for

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

Beautyrest PressureSmart 2.0 Firm 11" Mattress

Starting at

$1099⁹⁹

$2199⁹⁹

$1100 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Bed Partner
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's Basic Memory Foam Firm Mattress

3213

Starting at

$299⁷⁷

$999⁹⁹

$700 OFF

Firm Comfort, best for

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

Sleepy's By Sealy Memory Foam Plush Mattress

2776

Starting at

$699⁹⁹

$999⁹⁹

$300 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Toss and Turn
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Charlotte 2.0 Medium Euro Top Mattress

2615

Starting at

$839⁹⁹

$1499⁹⁹

$660 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's Rest Medium Innerspring Mattress

7001

Starting at

$344⁰⁰

$1249⁹⁹

$906 OFF

Medium Comfort, best for

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

Beautyrest PressureSmart 2.0 Plush Pillow Top 13.75" Mattress

2695

Starting at

$1199⁹⁹

$2399⁹⁹

$1200 OFF

Plush Comfort, best for

Side Sleepers
Temperature
Bed Partner
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Sleep Excellence Medium PillowTop Mattress

1433

Starting at

$1999⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tempur-Pedic TEMPUR-Adapt 11" Medium Previous Generation Mattress

3631

Starting at

$2029⁷⁷

$2899⁰⁰

$869 OFF

Medium Comfort, best for

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

Beautyrest BR800 13.5" Plush Pillow Top Mattress

2784

Starting at

$819⁹⁹

$1499⁹⁹

$680 OFF

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

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

Beautyrest Silver BRS900 11.75" Extra Firm Mattress

3296

Starting at

$709⁹⁹

$1699⁹⁹

$990 OFF

Extra Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 11.25" Firm Mattress

2233

Starting at

$619⁹⁹

$1299⁹⁹

$680 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Estate 14.5" Firm Mattress

1809

Starting at

$2799⁰⁰

$3099⁰⁰

$300 OFF

Firm Comfort, best for

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

Receive $300 Instant Gift⁴ with purchase.

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

Tulo Bamboo 12" Medium Plush Green Tea Memory Foam Mattress

5555

Starting at

$429⁹⁹

$1019⁹⁹

$590 OFF

Medium Comfort, best for

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

Beautyrest BR800 13.5" Medium Pillow Top Mattress

1863

Starting at

$819⁹⁹

$1499⁹⁹

$680 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900-C 13.75" Extra Firm Mattress

1810

Starting at

$859⁹⁹

$1999⁹⁹

$1140 OFF

Extra Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Pain
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tulo Bamboo 8" Medium Green Tea Memory Foam Mattress

5555

Starting at

$329⁹⁹

$809⁹⁹

$480 OFF

Medium Comfort, best for

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

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

Sleepy's By Sealy Slumber Cushion Firm Mattress

301

Starting at

$1999⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Essentials Winter Green 13" Plush Euro Pillow Top Mattress

548

Starting at

$779⁹⁹

$1459⁹⁹

$680 OFF

Plush Comfort, best for

Side Sleepers
Bed Partner
Pain
Temperature
Toss and Turn
Allergies

Beautyrest BR800 12" Plush Euro Top Mattress

735

Starting at

$569⁹⁹

$1399⁹⁹

$830 OFF

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

Sleepy's By Sealy Slumber Medium Mattress

175

Starting at

$709⁹⁹

$2299⁹⁹

$1590 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Essentials Winter Green 12" Medium Euro Top Mattress

603

Starting at

$739⁹⁹

$1379⁹⁹

$640 OFF

Medium Comfort, best for

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

Beautyrest Silver BRS900 12" Plush Mattress

1140

Starting at

$729⁹⁹

$1699⁹⁹

$970 OFF

Plush Comfort, best for

Side Sleepers
Temperature
Pain
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Responsive king mattresses are designed to adapt quickly to your body as you move, making it easier to change sleeping positions and get in or out of bed without feeling stuck. Unlike deeply contouring mattresses that may create a slow-sinking sensation, a responsive mattress offers a more buoyant feel with noticeable support and gentle bounce. Innerspring, hybrid and latex king mattresses are often popular choices for sleepers seeking responsiveness because their coils or resilient comfort layers help promote easier movement while supporting the shoulders, hips and lower back. A king-size mattress also provides generous space for couples, so each person can stretch out comfortably while enjoying a supportive sleep surface built for lasting comfort. The best responsive king mattress depends on your preferred sleeping position, body type and ideal firmness level. Side sleepers may appreciate a responsive hybrid king mattress with pressure-relieving foam over supportive coils, while back and stomach sleepers often prefer a firmer king mattress that helps maintain a neutral spinal position. Couples should also consider motion isolation, edge support and temperature regulation, since a responsive mattress with strong perimeter support can make the full sleep surface easier to use. Exploring different mattress materials and comfort levels in a Mattress Firm store or online can help you find a king mattress that combines responsive support, comfortable pressure relief and the right feel for better zzz's.

What is a responsive mattress? + -

A responsive mattress adjusts to your movements and helps you change positions without feeling stuck. Its construction may include individually wrapped coils, responsive foams or a combination of materials.

What materials are commonly used in responsive mattresses? + -

Responsive mattresses may feature memory foam, latex, polyfoam, individually wrapped coils or hybrid combinations. Each material contributes to the mattress’s overall feel and support.

How does a responsive mattress feel? + -

A responsive mattress typically has a more buoyant, springy feel that makes it easier to move across the surface. The exact feel depends on the comfort layers, support system and firmness level.

Are responsive mattresses available in different firmness levels? + -

Yes. Responsive mattresses are available in a range of firmness levels, from plush to firm. Consider your preferred sleep feel and the amount of cushioning you want when comparing options.

How can I care for a responsive mattress? + -

Use a supportive bed frame, rotate the mattress according to the manufacturer’s instructions and protect it with a breathable mattress protector. Regularly clean the surrounding bedding and follow the care guidelines for the specific materials.