Extra Firm Adjustable Base Mattresses

Shop Extra Firm Adjustable Base Mattresses at Mattress Firm to explore mattress options for different sleep preferences, room setups and budgets. Compare available sizes and pricing to find the right fit for your bedroom.

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Beautyrest Silver BRS900 11.75" Extra Firm Mattress

3306

Starting at

$1359⁹⁹

Extra Firm Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Black Series One 13.5" Extra Firm Mattress

701

Starting at

$1799⁰⁰

$2199⁰⁰

$400 OFF

Extra Firm Comfort, best for

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

$300 ⁶ adjustable base instant gift with purchase.

Sleepy's By Sealy Spring Luna Euro Top Mattress

4501

Starting at

$599⁹⁹

Medium Comfort, best for

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

Queen mattress & base now $499 with code ELEVATE

Beauty Sleep® Midnight Dream II 11.5" Firm Mattress

161

Starting at

$369⁹⁹

$959⁹⁹

$590 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Toss and Turn
Bed Partner
Pain
Temperature

Serta Perfect Sleeper Oasis Sleep 12" Extra Firm Mattress

912

Starting at

$949⁰⁰

Extra Firm Comfort, best for

Back, Stomach Sleepers
Pain
Temperature
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tempur-Pedic TEMPUR-LuxeBreeze Firm 13" Mattress

1568

Starting at

$9598⁰⁰

$10598⁰⁰

$1000 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Receive $300 Instant Gift⁴ with purchase + Calm app 3-month free trial

Beauty Sleep® Midnight Dream II 12.5" Firm Mattress

199

Starting at

$669⁹⁹

$1449⁹⁹

$780 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Toss and Turn
Bed Partner
Temperature
Pain

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Posturepedic Elite Brenham II 14" Ultra Firm Mattress

Starting at

$1849⁰⁰

$2049⁰⁰

$200 OFF

Extra Firm Comfort, best for

Back Sleepers
Pain
Temperature
Allergies
Bed Partner
Toss and Turn

Receive $200 Instant Gift⁴ with purchase.

Sleepy's Basic Memory Foam Firm Mattress

3239

Starting at

$299⁷⁷

$999⁹⁹

$700 OFF

Firm Comfort, best for

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

Beautyrest Silver BRS900-C 13.75" Extra Firm Mattress

1816

Starting at

$1559⁹⁹

Extra Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Pain
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Sleep Excellence Extra Firm Mattress

961

Starting at

$1449⁹⁹

$1999⁹⁹

$550 OFF

Extra Firm Comfort, best for

Back, Stomach Sleepers
Pain
Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Extra Firm 13.5" Mattress

2187

Starting at

$1450⁰⁰

$2899⁹⁹

$1450 OFF

Extra Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Bed Partner
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Estate 13.5" Extra Firm Mattress

1068

Starting at

$2199⁰⁰

$2499⁰⁰

$300 OFF

Extra Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Receive $300 Instant Gift⁴ with purchase.

Stearns & Foster Lux Estate 13.5" Extra Firm Mattress

902

Starting at

$2599⁰⁰

$3199⁰⁰

$600 OFF

Extra Firm Comfort, best for

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

Receive $300 Instant Gift⁴ with purchase.

Beautyrest Black Series Three 14.25" Extra Firm Mattress

287

Starting at

$4199⁰⁰

$4799⁰⁰

$600 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

$300 ⁶ adjustable base instant gift with purchase.

Serta Perfect Sleeper Sleep Excellence Firm Mattress

275

Starting at

$1699⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Posturepedic Ashurst II 13" Firm Mattress

130

Starting at

$1799⁰⁰

Firm Comfort, best for

Back Sleepers
Pain
Allergies
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Kingsdown Crown Imperial 16" Firm Euro Top Mattress

128

Starting at

$4499⁰⁰

$5999⁰⁰

$1500 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Posturepedic Hybrid Ashurst II 12" Firm Mattress

Starting at

$1349⁰⁰

Firm Comfort, best for

Back Sleepers
Pain
Allergies
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Posturepedic Plus Norman II 15" Firm Euro Top Mattress

Starting at

$1449⁰⁰

Firm Comfort, best for

Back Sleepers
Pain
Allergies
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Posturepedic Plus Norman II 13" Ultra Firm Mattress

Starting at

$1399⁰⁰

Extra Firm Comfort, best for

Back Sleepers
Pain
Allergies
Bed Partner
Toss and Turn

Receive $200 Instant Gift⁴ with purchase.

Sealy Ellenton II 12" Firm Mattress

Starting at

$1119⁰⁰

$1519⁰⁰

$400 OFF

Firm Comfort, best for

Back Sleepers
Pain
Allergies

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest PressureSmart 2.0 Firm 11" Mattress

Starting at

$675⁰⁰

$1349⁹⁹

$675 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Temperature
Bed Partner
Pain
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Ease Adjustable Base

5115

Starting at

$949⁰⁰

Tempur-Pedic TEMPUR-Ergo 3.0 Adjustable Base

3783

Starting at

$1599⁰⁰

$1699⁰⁰

$100 OFF

Tempur-Pedic TEMPUR-Ergo Smart Adjustable Base

1005

Starting at

$1999⁰⁰

$2199⁰⁰

$200 OFF

Calm app 3-month free trial with mattress purchase & registration

Extra firm adjustable base mattresses combine a supportive sleep surface with the customizable positioning of an adjustable bed base. Designed for sleepers who prefer a stable, firmer feel, these mattresses can help promote a more supported sensation across the back, hips and shoulders while the adjustable base raises the head or feet for a personalized sleep position. Look for an extra firm mattress labeled compatible with an adjustable base, including select memory foam, hybrid and latex designs that can flex with the base without losing their shape. Mattress construction matters: dense, responsive foams and individually wrapped coils can provide the firm support and durability many sleepers want, while comfort layers help prevent the surface from feeling uncomfortably rigid. Choosing the best extra firm adjustable base mattress starts with matching firmness, support and base features to your sleep preferences. Side sleepers may want an extra firm mattress with targeted cushioning for the shoulders and hips, while back and stomach sleepers often appreciate a level, supportive feel that helps keep the body aligned. An adjustable base may offer features such as wireless remote controls, preset positions, head and foot elevation, under-bed lighting or massage settings, depending on the model. Check the mattress and adjustable base manufacturer’s compatibility requirements before purchasing, and measure your bedroom to confirm there is enough space for movement. Sleep Experts® can help you compare extra firm mattresses, adjustable bases and bedding to create a comfortable setup that supports better zzz's and helps you live well.

What is an extra firm adjustable base mattress? + -

An extra firm adjustable base mattress combines a supportive, firmer comfort feel with flexible construction designed to move with an adjustable base. These mattresses are typically made with adaptable foam, latex or individually wrapped coils that can bend as the base changes position.

What makes a mattress suitable for an adjustable base? + -

A mattress suitable for an adjustable base should have a flexible design that can contour to the base as it moves. Foam, latex and individually wrapped coil systems are commonly used in adjustable base mattresses because they can flex without relying on rigid support layers.

How does an extra firm mattress feel? + -

An extra firm mattress has minimal cushioning and a solid, supportive feel. It allows less sinking than softer comfort levels, while the exact feel can vary based on the mattress materials, quilting and construction.

What mattress materials are common in extra firm adjustable base mattresses? + -

Common materials include high-density support foam, responsive comfort foam, latex and individually wrapped coils. Some designs combine multiple materials to create a firm sleep surface with the flexibility needed for an adjustable base.

How should bedding be used with an extra firm adjustable base mattress? + -

Use fitted bedding made for adjustable bases so it can move with the mattress as the base changes position. Stretchable sheets and flexible blankets can help maintain a neat fit without restricting movement.