Best Full-Size Memory Foam Mattresses of 2026

Find the best full-size memory foam mattress for comfortable, supportive sleep. This guide ranks top-rated options based on user review ratings, with helpful details on comfort, pressure relief, motion isolation and overall value. Whether you sleep alone or share your bed, explore full-size mattresses designed to help you get better zzz's for restful nights.

What to look for in full-size memory foam mattresses

The best full-size memory foam mattress for you can offer the right balance of comfort, support and value for your sleep needs.

1. Firmness And Feel

Memory foam mattresses are available in a range of firmness levels, from plush to firm. Consider your preferred sleep feel and how well the mattress supports your body and keeps your spine aligned.

2. Pressure Relief

Look for memory foam that contours to your body to help relieve pressure around your shoulders, hips and lower back. This can be especially important for side sleepers or anyone who prefers a more cushioned feel.

3. Motion Isolation

Memory foam is known for absorbing movement, which can help reduce sleep disruptions when sharing a full-size mattress. Consider a design with strong motion isolation if you or your sleep partner frequently change positions during the night.

4. Cooling Features

Some memory foam mattresses can retain heat, so look for breathable covers, cooling fibers or temperature-regulating materials if you tend to sleep warm. A ventilated foam design may also promote better airflow throughout the night.

Beautyrest Black Series Two 15.5" Medium Mattress

A breathable black memory foam mattress with pressure relief and adjustable base compatibility.

528

Medium Comfort, best for

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

Starting at

$3029⁰⁰

$300 ⁶ adjustable base instant gift with purchase.

Beautyrest Black Series Two 16.5" Medium Pillow Top Mattress

A luxurious medium pillow top mattress with advanced support, motion separation, and enhanced cooling technology.

300

Medium Comfort, best for

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

Starting at

$3229⁰⁰

$300 ⁶ adjustable base instant gift with purchase.

Nectar Classic 12" Firm Hybrid Mattress

A firm 12" hybrid mattress with memory foam and innerspring coils for pressure relief and cooling.

112

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Starting at

$749⁰⁰

$1049⁰⁰

$300 OFF

Beautyrest Black Series Three 15" Firm Mattress

A breathable, pressure-relieving, and adjustable full-size mattress in black with memory foam material and firm comfort.

2295

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Starting at

$3729⁰⁰

$300 ⁶ adjustable base instant gift with purchase.

Beautyrest Black Series Two 14.25" Firm Mattress

A breathable, pressure-relieving, and firm full-size mattress in black with memory foam material.

363

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Starting at

$3029⁰⁰

$300 ⁶ adjustable base instant gift with purchase.

Beautyrest Black Series Three 14.25" Extra Firm Mattress

A breathable, pressure-relieving, and adjustable full-size mattress in black with memory foam material for firm comfort.

294

Firm Comfort, best for

Back, Stomach Sleepers
Pain
Bed Partner
Temperature
Toss and Turn

Starting at

$3729⁰⁰

$300 ⁶ adjustable base instant gift with purchase.

Beautyrest Black Series Three 15.25" Medium Mattress

A medium comfort black mattress with advanced support, motion separation, temperature management, and pressure relief.

2357

Medium Comfort, best for

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

Starting at

$3729⁰⁰

$300 ⁶ adjustable base instant gift with purchase.

Stearns & Foster Estate 14.5" Firm Mattress

A luxurious, handcrafted full-size mattress with motion separation, pressure relief, and a cool-to-the-touch cover.

1857

Firm Comfort, best for

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

Starting at

$2449⁰⁰

Receive $300 Instant Gift⁴ with purchase.

Tulo Green Tea 10" Medium Mattress

A green memory foam mattress with a green tea-infused cover for odor control and medium pressure relief.

Medium Comfort, best for

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

Starting at

$309⁹⁹

$899⁹⁹

$590 OFF

Stearns & Foster Estate 15" Firm Euro Pillow Top Mattress

A firm, full-size mattress with motion separation, pressure relief, and breathable memory foam for a comfortable sleep.

2806

Firm Comfort, best for

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

Starting at

$2649⁰⁰

Receive $300 Instant Gift⁴ with purchase.

What is a memory foam mattress made of? + -

A memory foam mattress typically includes one or more layers of viscoelastic foam over a supportive foam base. The materials and layer arrangement can vary by model, so check the product details for information about its construction.

How does memory foam differ from other mattress materials? + -

Memory foam is a dense, contouring material designed to respond to pressure and movement. Innerspring mattresses use coils for support, while latex mattresses are made with latex foam that has a different feel and responsiveness.

What firmness should I choose for a memory foam mattress? + -

Firmness is a personal preference influenced by your usual sleep position, body type and preferred feel. Side sleepers often explore softer options, while back and stomach sleepers may prefer a firmer surface.

How do I care for a memory foam mattress? + -

Use a mattress protector, rotate the mattress according to the manufacturer's instructions and keep it on a properly supported foundation. Avoid folding or bending it unless the care instructions specifically allow it.

Can I use a memory foam mattress with an adjustable base? + -

Many memory foam mattresses are compatible with adjustable bases, but compatibility varies by model. Review the manufacturer's specifications before pairing the mattress with an adjustable foundation.