Twin Xl Mattresses With Open Coil Systems

Explore Twin Xl Mattresses With Open Coil Systems at Mattress Firm to find a comfortable sleep solution for growing sleepers, guest rooms, dorm rooms and compact spaces. Compare available options and shop for the right Twin XL mattress to support your sleep needs.

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Sleepy's Rest Firm 2.0 Innerspring Mattress

7001

Starting at

$449⁹⁹

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Sealy Essentials Winter Green 13" Plush Euro Pillow Top Mattress

548

Starting at

$1129⁹⁹

Plush Comfort, best for

Side Sleepers
Bed Partner
Pain
Temperature
Toss and Turn
Allergies

Sealy Essentials Winter Green 12" Medium Euro Top Mattress

603

Starting at

$849⁹⁹

Medium Comfort, best for

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

Sealy Essentials Winter Green 12" Plush Euro Top Mattress

393

Starting at

$879⁹⁹

Plush Comfort, best for

Side Sleepers
Bed Partner
Pain
Temperature
Toss and Turn
Allergies

Sealy Essentials Autumn Ash 10.5" Plush Mattress

Starting at

$799⁹⁹

Plush Comfort, best for

Side Sleepers
Pain
Temperature
Bed Partner
Toss and Turn
Allergies

Sealy Posturepedic Elite Albany II 14" Firm Mattress

778

Starting at

$1619⁰⁰

$1719⁰⁰

$100 OFF

Firm Comfort, best for

Back Sleepers
Pain
Temperature
Allergies
Bed Partner
Toss and Turn

Receive $200 Instant Gift⁴ with purchase.

Sealy Posturepedic Ashurst II 13" Medium Mattress

590

Starting at

$899⁰⁰

$1019⁰⁰

$120 OFF

Medium Comfort, best for

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

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Ellenton II 14" Soft Euro Pillow Top Mattress

Starting at

$869⁰⁰

$1019⁰⁰

$150 OFF

Plush Comfort, best for

Side Sleepers
Pain
Allergies

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Ellenton II 12" Medium Mattress

Starting at

$819⁰⁰

Medium Comfort, best for

Back, Side, Stomach Sleepers
Pain
Allergies

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Ellenton II 12" Firm Mattress

Starting at

$669⁰⁰

$819⁰⁰

$150 OFF

Firm Comfort, best for

Back Sleepers
Pain
Allergies

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sleepy's By Sealy Medium Euro Top Mattress

4439

Starting at

$209⁹⁹

$419⁹⁹

$210 OFF

Medium Comfort, best for

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

Serta Perfect Sleeper Sleep Excellence Medium PillowTop Mattress

1433

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

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

Serta Perfect Sleeper Nurture Night 12" Firm Mattress

1186

Starting at

$649⁰⁰

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Nurture Night 14.5" Pillow Top Mattress

1130

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 10" Firm Mattress

1573

Starting at

$449⁹⁹

$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

1020

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 Nurture Night 13.5" Plush Mattress

916

Starting at

$749⁰⁰

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Midsummer Nights 11" Plush Eurotop Mattress

882

Starting at

$649⁰⁰

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Sleep Excellence Extra Firm Mattress

955

Starting at

$1049⁹⁹

$1399⁹⁹

$350 OFF

Extra Firm Comfort, best for

Back, Stomach Sleepers
Pain
Toss and Turn
Temperature
Bed Partner

FREE ADJUSTABLE BASE ³ with code ELEVATE

Sealy Frisco 2.0 Medium Euro Pillow Top Mattress

2202

Starting at

$589⁹⁹

$1179⁹⁹

$590 OFF

Medium Comfort, best for

Side, Back, Stomach Sleepers
Pain
Toss and Turn
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tempur-Pedic TEMPUR-LuxeBreeze Medium Hybrid 13" Mattress

2111

Starting at

$4899⁰⁰

$5399⁰⁰

$500 OFF

Medium Comfort, best for

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

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

Sealy Posturepedic Elite Hybrid High Point II 14" Medium Mattress

1633

Starting at

$2219⁰⁰

$2519⁰⁰

$300 OFF

Medium Comfort, best for

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

Receive $200 Instant Gift⁴ with purchase.

Sleepy's By Sealy Spring Plush Mattress

821

Starting at

$1249⁹⁹

$1399⁹⁹

$150 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Toss and Turn
Temperature

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Lux Estate 16" Plush Euro Pillow Top Mattress

805

Starting at

$2899⁰⁰

$3499⁰⁰

$600 OFF

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Receive $300 Instant Gift⁴ with purchase.

Sealy Posturepedic Elite Brenham II 16" Medium Euro Top Mattress

696

Starting at

$2019⁰⁰

$2219⁰⁰

$200 OFF

Medium Comfort, best for

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

Receive $200 Instant Gift⁴ with purchase.

Twin XL mattresses with open coil systems offer a practical sleep solution for people who need extra length without the footprint of a full or queen mattress. Measuring approximately 38 inches wide by 80 inches long, a Twin XL mattress provides five additional inches of length compared with a standard twin mattress, making it a popular choice for taller sleepers, college dorm rooms, guest rooms and adjustable bed setups designed for a single sleeper. An open coil mattress, also called an innerspring mattress, uses interconnected steel coils that distribute body weight across the sleep surface while promoting airflow through the mattress. This traditional design can provide a responsive, supportive feel and is often available at an affordable price, making a Twin XL open coil mattress a smart option for shoppers furnishing a room on a budget. The best Twin XL mattresses with open coil systems pair durable coils with comfort layers made from materials such as quilted fabric, foam or cushioning fibers. The coil system can help support the hips, shoulders and lower back, while the upper layers add pressure relief and a more comfortable feel. Because open coils are connected, these mattresses may transfer more movement than individually wrapped pocket coils, so sleepers who share a bed may prefer a model with additional foam or reinforced motion control. Look for a Twin XL mattress with sturdy edge support if you want to sit near the side of the bed or maximize the usable sleep surface, and choose a compatible Twin XL bed frame, foundation and sheets for a secure fit. Comparing firmness, construction, support features and comfort preferences can help you find a Twin XL open coil mattress that delivers dependable support and better zzz's.

What is an open coil mattress? + -

An open coil mattress features interconnected metal coils arranged across the mattress. This traditional design provides a responsive feel and allows airflow through the coil system.

How does an open coil system differ from individually wrapped coils? + -

Open coils are connected to one another, while individually wrapped coils move more independently. These construction differences can affect the mattress’s feel, responsiveness and ability to limit motion transfer.

What comfort layers are commonly paired with open coil systems? + -

Open coil mattresses may include comfort layers made with materials such as quilted fabric, foam or fiber. The type and thickness of these layers influence the surface feel of the mattress.

Are open coil mattresses available in different firmness levels? + -

Yes. Open coil mattresses can be designed with different combinations of coil configurations and comfort materials to create a range of firmness options, from softer to firmer feels.

What type of foundation works with an open coil mattress? + -

An open coil mattress is typically paired with a supportive foundation or compatible platform. Check the mattress manufacturer’s guidelines to confirm which foundation types are recommended.