Coil Support Twin Xl Mattresses

Find coil support Twin XL mattresses at Mattress Firm to help create a comfortable sleep space for growing sleepers, guest rooms or rooms with limited space. Explore available sizes, comfort options and prices to find the right mattress for your needs, then order online or Find A Store.

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Serta Perfect Sleeper Sleep Excellence Medium PillowTop Mattress

1443

Starting at

$1399⁹⁹

Medium Comfort, best for

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

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

Sleepy's Basic Innerspring Firm Mattress

8697

Starting at

$249⁹⁹

Firm Comfort, best for

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

Serta Perfect Sleeper Charlotte 2.0 Medium Euro Top Mattress

2621

Starting at

$1099⁹⁹

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 Firm 2.0 Innerspring Mattress

7012

Starting at

$449⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Beautyrest Greenwood 10.5" Firm Mattress

3371

Starting at

$339⁷⁷

$849⁹⁹

$510 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Toss and Turn
Temperature
Bed Partner

Beautyrest BR800 13.5" Plush Pillow Top Mattress

2795

Starting at

$1179⁹⁹

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

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 BR800 11.25" Firm Mattress

2242

Starting at

$959⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Sleep Excellence Plush Mattress

733

Starting at

$549⁷⁷

$1099⁹⁹

$550 OFF

Plush Comfort, best for

Side Sleepers
Pain
Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 13.5" Medium Pillow Top Mattress

1873

Starting at

$1179⁹⁹

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

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

Beautyrest Silver BRS900 11.75" Medium Firm Mattress

1753

Starting at

$749⁹⁹

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Slumber Cushion Firm Mattress

303

Starting at

$1379⁹⁹

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

549

Starting at

$1129⁹⁹

Plush Comfort, best for

Side Sleepers
Bed Partner
Pain
Temperature
Toss and Turn
Allergies

Beautyrest BR800 12" Plush Euro Top Mattress

745

Starting at

$1099⁹⁹

Plush Comfort, best for

Side Sleepers
Toss and Turn
Pain
Bed Partner
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Lux Estate Elite 16" Medium Euro Pillow Top Mattress

985

Starting at

$3399⁰⁰

$3999⁰⁰

$600 OFF

Medium Comfort, best for

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

Receive $300 Instant Gift⁴ with purchase.

Sleepy's By Sealy Slumber Medium Mattress

180

Starting at

$469⁹⁹

$1529⁹⁹

$1060 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

604

Starting at

$879⁹⁹

Medium Comfort, best for

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

Serta Perfect Sleeper Nurture Night 12" Firm Mattress

1194

Starting at

$649⁰⁰

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Silver BRS900 12" Plush Mattress

1149

Starting at

$1399⁹⁹

Plush Comfort, best for

Side Sleepers
Temperature
Pain
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Nurture Night 14.5" Pillow Top Mattress

1137

Starting at

$849⁰⁰

Plush Comfort, best for

Side Sleepers
Pain
Temperature
Bed Partner
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Elkins III 11" Plush Euro Top Mattress

1610

Starting at

$365⁰⁰

$729⁹⁹

$365 OFF

Plush Comfort, best for

Side Sleepers
Pain
Temperature
Toss and Turn
Bed Partner

Serta Perfect Sleeper Elkins III 10" Firm Mattress

1573

Starting at

$450⁰⁰

$899⁹⁹

$450 OFF

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Temperature
Toss and Turn
Bed Partner

Serta Perfect Sleeper Nurture Night 13.5" Medium Mattress

1026

Starting at

$749⁰⁰

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Oasis Sleep 14.5" Pillow Top Mattress

1015

Starting at

$949⁰⁰

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

A coil support Twin XL mattress offers a balanced combination of stability, pressure relief and responsive comfort for sleepers who need a longer sleep surface without the width of a full-size bed. Measuring approximately 38 inches wide by 80 inches long, a Twin XL mattress is a practical choice for taller adults, college dorm rooms, guest bedrooms, adjustable bed bases and compact spaces. The support core helps promote a steady, comfortable feel across the mattress, while comfort layers made with materials such as memory foam, latex or quilted fibers can cushion the shoulders, hips and lower back. Shoppers comparing Twin XL mattresses should consider coil count, coil design, edge support and comfort preference to find a mattress that delivers the right balance of support and pressure relief. Coil support systems are available in several designs, including traditional innerspring coils, individually wrapped pocketed coils and hybrid constructions that combine coils with substantial foam comfort layers. Individually wrapped coils can help reduce motion transfer by responding more independently to movement, making them a useful option for shared sleep spaces or guest rooms. Reinforced perimeter support may also make it easier to sit on the edge of the bed while maximizing the usable sleep surface. For a supportive Twin XL mattress that feels comfortable night after night, look for a design that suits your preferred firmness, sleeping position and body type, then pair it with a Twin XL foundation, platform bed or adjustable base for a properly sized sleep setup.

What are coil support Twin XL mattresses? + -

Coil support Twin XL mattresses use a layer of metal coils within the mattress core to provide structure and support. Depending on the design, they may feature interconnected coils or individually wrapped coils.

What types of coils are used in these mattresses? + -

Common coil systems include innerspring, pocketed, offset and continuous coils. Each design has a different shape and arrangement that can influence the mattress’s feel, responsiveness and motion transfer.

How do individually wrapped coils differ from interconnected coils? + -

Individually wrapped coils move more independently from one another, while interconnected coils are linked together. This construction difference can affect how the mattress responds to movement and changes in sleeping position.

Can coil support mattresses include comfort layers? + -

Yes. Coil support mattresses may include comfort layers made from materials such as memory foam, polyfoam, latex or quilted fibers. These layers help shape the surface feel above the coil system.

What should I consider when choosing a coil support mattress? + -

Consider the coil design, surface feel, comfort materials, edge construction and how much responsiveness you prefer. Comparing these features can help you find a mattress that suits your sleep preferences.