Best Memory Foam Mattress For Side Sleepers of 2026

When it comes to finding the best memory foam mattress for side sleepers, comfort and support are key. Side sleepers need a mattress that can cradle their hips and shoulders while keeping their spine properly aligned. With so many options on the market, it can be overwhelming to find the perfect fit. That's why we've curated a list of top-rated memory foam mattresses based on user reviews, so you can rest easy knowing that these selections have been tried and tested by fellow side sleepers. Whether you prefer a soft, medium, or firm feel, our carefully curated selection offers something for every side sleeper's unique needs. Say goodbye to tossing and turning and hello to a restful night's sleep with one of these highly recommended memory foam mattresses.

What to look for in the best memory foam mattress for side sleepers

Choosing the right memory foam mattress can significantly improve your sleep quality, especially if you're a side sleeper. Here are some key aspects to consider.

1. Firmness Level

Side sleepers often benefit from a medium to soft mattress. This firmness level allows for adequate give at the hips and shoulders, which aligns the spine and relieves pressure points.

2. Density

The density of the memory foam affects both its durability and comfort. Higher density foams last longer and provide better support, but they may also retain more heat.

3. Temperature Regulation

Memory foam mattresses are known for retaining heat, which can disrupt your sleep. Look for mattresses with cooling technologies, such as gel-infused or open-cell memory foam.

4. Thickness

The thickness of a mattress can affect how it supports your body. Side sleepers often need a thicker mattress to provide enough cushioning for their shoulders and hips.

Sleepy's By Sealy Memory Foam Plush Mattress

A plush memory foam mattress with gel foam and cool-to-the-touch cover for pressure relief and comfortable sleep.

2629

Plush Comfort, best for

Side Sleepers
Pain;Bed Partner;Toss and Turn;Temperature
Bed Partner
Toss and Turn

Starting at

$1630⁹⁹

FREE ADJUSTABLE BASE ³ with code ELEVATE

Serta Perfect Sleeper Sleep Excellence Plush Mattress

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

727

Plush Comfort, best for

Side Sleepers
Pain;Toss and Turn;Pain;Temperature;Bed Partner
Toss and Turn
Pain

Starting at

$550⁷⁷

$1100⁹⁹

$550 OFF

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest BR800 12" Plush Euro Top Mattress

A plush euro top mattress with Beautyrest Pocketed Coil springs for personalized support and motion isolation.

695

Plush Comfort, best for

Side Sleepers
Toss and Turn;Pain;Bed Partner;Temperature
Pain
Bed Partner

Starting at

$1100⁹⁹

FREE ADJUSTABLE BASE ³ with code ELEVATE

Tulo Lavender 12" Plush Memory Foam Mattress

A plush lavender memory foam mattress with pressure relief and adjustable base compatibility.

643

Plush Comfort, best for

Side Sleepers
Pain;Bed Partner;Temperature;Allergies;Toss and Turn
Pain
Temperature

Starting at

$231⁹⁹

$350⁹⁹

$119 OFF

Beautyrest Silver BRS900 12" Plush Mattress

A plush twin mattress with 900 Series Beautyrest Pocketed Coil Technology for flexible support and cool comfort.

1089

Plush Comfort, best for

Side Sleepers
Temperature;Pain;Bed Partner;Toss and Turn;Toss and Turn
Pain
Temperature

Starting at

$1160⁹⁹

FREE ADJUSTABLE BASE ³ with code ELEVATE

Stearns & Foster Estate 14.5" Plush Mattress

A plush cal king mattress with motion separation, pressure relief, and breathable memory foam.

1020

Plush Comfort, best for

Side Sleepers
Pain;Bed Partner;Temperature;Allergies;Toss and Turn;Toss and Turn
Pain
Temperature

Starting at

$2999⁰⁰

Receive $300 Instant Gift⁴ with purchase.

Sierra Sleep By Ashley Chime 12" Memory Foam Mattress

A plush memory foam mattress offering pressure relief, motion isolation, and support for side sleepers.

453

Plush Comfort, best for

Side Sleepers
Pain
Bed Partner
Toss and Turn

Starting at

$380⁹⁹

$1050⁹⁹

$670 OFF

Sleepy's By Sealy Hybrid HD Mattress

A medium comfort hybrid mattress with ViscoBoost HD memory foam and individually wrapped coils for pressure relief.

233

Medium Comfort, best for

Side Sleepers
Pain;Toss and Turn;Temperature;Bed Partner
Toss and Turn
Temperature

Starting at

$1050⁹⁹

$2100⁹⁹

$1050 OFF

FREE ADJUSTABLE BASE ³ with code ELEVATE

Beautyrest Black Series Two 15.25" Plush Mattress

A plush black mattress with advanced support, cooling upgrades, and pressure relief technology.

225

Plush Comfort, best for

Side Sleepers
Pain;Bed Partner;Temperature;Toss and Turn;Toss and Turn
Bed Partner
Temperature

Starting at

$2829⁰⁰

$300 ⁶ adjustable base instant gift with purchase.

Kingsdown Crown Imperial 16" Plush Euro Top Mattress

A plush, handcrafted mattress with motion separation, pressure relief, and breathable materials for a luxurious sleep experience.

147

Plush Comfort, best for

Side Sleepers
Pain;Bed Partner;Temperature;Toss and Turn;Toss and Turn
Bed Partner
Temperature

Starting at

$5599⁰⁰

FREE ADJUSTABLE BASE ³ with code ELEVATE

What makes memory foam mattresses suitable for side sleepers? + -

Memory foam mattresses are ideal for side sleepers because they contour to the body's curves, providing support and relieving pressure points on the shoulders and hips.

How does the firmness level of a memory foam mattress affect side sleepers? + -

For side sleepers, a medium to medium-soft firmness level is often recommended as it allows the mattress to conform to the body's shape while still providing adequate support, reducing pressure on the shoulders and hips.

Are there specific features in memory foam mattresses that benefit side sleepers? + -

Yes, features like zoned support, gel-infused layers for cooling, and responsive foam can enhance comfort for side sleepers by ensuring proper spinal alignment and temperature regulation.

Do memory foam mattresses help with spinal alignment for side sleepers? + -

Memory foam mattresses can promote proper spinal alignment for side sleepers by contouring to the body’s natural curves, which helps maintain a neutral spine position throughout the night.

How do motion isolation properties of memory foam benefit side sleepers? + -

The motion isolation properties of memory foam are beneficial for side sleepers who share a bed, as they minimize disturbances from a partner's movements, allowing for uninterrupted sleep.