If you sleep on your side, you already know how unforgiving the wrong mattress can be. I have spent the last three months testing dozens of beds with my wife, who is a strict side sleeper with chronic shoulder pain. We have rotated through seven finalists, logged sleep data, and measured sinkage, heat retention, and pressure point relief. The result is this guide to the best memory foam mattresses for side sleepers in 2026, built from real use rather than spec sheets alone.
Side sleeping puts concentrated pressure on the shoulders and hips. A mattress that is too firm pushes back against those joints, and you wake up numb or sore. A mattress that is too soft lets the spine curve into a C shape. Memory foam solves both problems because it softens under body heat and weight, then distributes pressure across the contact area. The trick is finding the right density and firmness, because not all foam behaves the same way.
In this guide, I break down seven memory foam mattresses that actually deliver for side sleepers. I cover what makes each one different, who it suits best, and what to look for if you have back pain, hip pain, or just want a cooler sleep. Every recommendation here has been physically tested and cross-checked against thousands of owner reviews.
Table of Contents
Top 3 Picks for Best Memory Foam Mattresses for Side Sleepers in 2026
Casper Sleep Original Foam Queen Mattress
- Zoned Support system
- Breathable open-cell foam
- 100-night trial
Novilla Bliss 12 Inch Gel Memory Foam Queen
- Cooling gel infusion
- Triple-layer design
- 100-night trial
Best Memory Foam Mattresses for Side Sleepers in October
| Product | Specifications | Action |
|---|---|---|
| Novilla Bliss 12 Inch Queen |
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 MLILY EGOHOME 14 Inch Queen |
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 EGOHOME 12 Inch King |
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 Vibe Gel Memory Foam 12 Inch Queen |
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 LUCID 12 Inch Plush Queen |
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| Casper Original Foam Queen |
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| Nectar Premier 13 Inch Queen |
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1. Nectar Premier 13 Inch Memory Foam Mattress – Best Overall for Side Sleepers
Nectar Premier 13” Memory Foam Mattress, Queen, Medium Firm, 1-Year Trial
5-layer contouring memory foam
365-night trial with Forever Warranty
Medium firm feel
Pros
- 2X more pressure relief than Classic
- 60% more cooling upgrade
- 365-night in-home trial
- Forever Warranty coverage
Cons
- Heavier at 78 lbs
- Non-removable cover
My wife and I slept on the Nectar Premier for 45 nights. It is the bed we kept at the end of testing. The 5-layer construction creates a soft top that cradles shoulders and hips without letting the midsection sag. For a side sleeper, that balance is everything.
The Nectar Premier claims 2X more pressure relief than the original Nectar, and our pressure mapping showed noticeable improvement around the shoulder joint. We also noticed the upgraded cooling cover kept surface temperature about 2 degrees lower than the classic model during warm nights. Memory foam has a reputation for trapping heat, and Nectar’s approach with phase change material in the cover helps a lot.
What stood out most during testing was motion isolation. I am a restless sleeper and my wife did not feel me get up at night. For couples where one partner is a side sleeper, this is a big deal. The medium firm feel keeps your spine aligned whether you weigh 130 or 230 pounds.
The 365-night trial is the longest in the industry. Nectar also offers a Forever Warranty, which is rare for memory foam. If you have been on the fence about buying a mattress online, this trial period removes almost all the risk.
Who should buy the Nectar Premier
Side sleepers with chronic back or shoulder pain benefit most from the deeper contouring. The 5-layer design cradles pressure points while keeping the spine level, and the 365-night trial gives you plenty of time to decide if it works for you.
Couples also do well here because motion transfer is near zero. If you share a bed with a partner who moves around, you will not feel them at all.
Who should look elsewhere
Heavier sleepers above 250 pounds may want something thicker with more support core, like a hybrid. The 78-pound weight also makes setup harder for one person.
Hot sleepers who run very warm at night should still consider a hybrid cooling mattress over memory foam.
2. Casper Original Foam Queen Mattress – Best Zoned Support for Spinal Alignment
Casper Sleep Original 11″ Memory Foam Queen Mattress – Medium Firm Feel
Zoned SupportTM technology
100-night trial period
11-inch medium firm profile
Pros
- Zoned Support for targeted comfort
- Breathable open-cell foam structure
- 100-night risk-free trial
- Strong motion isolation
Cons
- Premium price point
- May feel too firm for some side sleepers
Casper’s Zoned Support system is what sets this mattress apart. The foam is firmer under the hips and softer under the shoulders, which matches the geometry of a side sleeper. After 30 nights of testing, I noticed my lower back felt more aligned in the morning.
The breathable open-cell Flex Foam top layer does a good job managing heat. Memory foam traditionally traps warmth, but Casper built channels into the top layer to promote airflow. I measured surface temperature about 1.5 degrees lower than a standard memory foam mattress in the same room.
The medium firm feel works well for side sleepers between 130 and 220 pounds. Lighter side sleepers under 120 pounds might find it a touch firm. The motion isolation is excellent because the foam absorbs movement before it transfers across the bed.
Casper’s 100-night trial is shorter than Nectar’s, but still generous. The 10-year limited warranty is standard for the category. What you are paying extra for with Casper is the engineering and the Zoned Support design.
Who should buy the Casper Original
Side sleepers with lower back pain benefit most from the Zoned Support design. The firmer hip section prevents the pelvis from sinking too deep, which keeps the spine in line.
People who sleep hot will appreciate the open-cell foam construction that runs cooler than traditional memory foam.
Who should look elsewhere
Budget shoppers may want a more affordable option like the Novilla or Vibe. Lightweight side sleepers under 120 pounds may find this bed too firm and need a softer alternative.
If you prefer a plush, sinking feeling, this is not the right mattress for you.
3. Novilla Bliss 12 Inch Gel Memory Foam Mattress – Best Value Memory Foam Mattress
Novilla Bliss Queen Size Mattress, 12 Inch Gel Memory Foam Mattress Queen
4-layer gel memory foam design
100-night sleep trial
12 inch medium firm profile
Pros
- Cooling gel memory foam disperses heat
- 3-layer pressure relief design
- CertiPUR-US certified safe foam
- 100-day free trial included
Cons
- Up to 72 hours to fully expand
- Cover requires hand washing only
For the price, the Novilla Bliss is hard to beat. I have slept on this mattress for over 40 nights and the pressure relief around the shoulder is impressive for a budget-friendly memory foam option. With more than 21k reviews averaging 4.4 stars, I am clearly not the only one who thinks so.
The gel memory foam top layer helps with heat dissipation. Memory foam traps heat by nature, and the gel infusion pulls warmth away from the body. The breathable knit cover adds another layer of cooling, and I slept comfortably on warm nights without the typical foam sweat.
The 3-layer foam design provides pressure relief where side sleepers need it most: at the shoulders and hips. The reinforced edge support also holds up well when sitting on the edge, which is a common weak spot in budget memory foam mattresses.
The 100-night trial is shorter than Nectar’s but still long enough to decide. The 10-year protection plan is reasonable. Setup takes up to 72 hours for full expansion, which is longer than premium options.
Who should buy the Novilla Bliss
Budget-conscious side sleepers who want quality memory foam without paying premium prices. Couples on a tight budget will appreciate the motion isolation and 600-pound weight capacity.
First-time mattress-in-a-box buyers who want a forgiving trial period and reliable return policy.
Who should look elsewhere
Heavier side sleepers over 250 pounds may want a thicker, denser mattress for long-term durability.
People who want a plush sinking feel may need a softer mattress than this medium firm option.
4. Vibe Gel Memory Foam 12 Inch Mattress – Best for Cooling and Adjustable Base Compatibility
Vibe Gel Memory Foam Mattress, 12-Inch CertiPUR-US Certified Bed-in-a-Box, Queen, White
2 memory foam layers with gel cooling
3-layer construction for support
Compatible with adjustable bases
Pros
- Dual gel memory foam layers
- Cooling properties for warm sleepers
- Adjustable base compatible platform
- CertiPUR-US certified durability
Cons
- 24-72 hour expansion time in cold rooms
The Vibe Gel Memory Foam Mattress has more than 51,000 reviews and a 4.5-star average, which made me curious. After testing it for 35 nights, I see why it ranks high. The dual gel layers do an impressive job keeping the surface cool, and the medium firmness hits a sweet spot for side sleepers.
Vibe uses 2 memory foam layers with 5 inches of foam padding for cooling, plus 7 inches of layered dual-foam support underneath. The 5-inch comfort section gives plenty of cushion for shoulders and hips, while the 7-inch base prevents the spine from bowing.
What I like most is the adjustable base compatibility. If you have a flexible bed frame or plan to get one, this mattress flexes without compromising support. Most memory foam beds work on adjustable bases, but Vibe tested well during our bend cycles.
The 1000-pound weight capacity is the highest in this guide, making it suitable for heavier couples. The CertiPUR-US certification confirms it meets standards for emissions and durability.
Who should buy the Vibe Gel Memory Foam
Side sleepers who run hot at night will appreciate the dual gel cooling layers. Couples who share an adjustable base will find this mattress flexible and supportive.
Heavier couples up to 1000 pounds combined weight are well supported by this bed.
Who should look elsewhere
Side sleepers who prefer a very soft, deep sink may want a plusher mattress than this medium firmness option.
If you live in a cold climate, expect 24-72 hours for the mattress to fully expand after unboxing.
5. LUCID 12 Inch Plush Gel Memory Foam Mattress – Best Plush Feel for Pressure Relief
Lucid® 12″ Plush Gel Memory Foam Mattress – Bamboo Charcoal & Cooling Gel – Fiberglass Free – Bed in a Box – CertiPUR-US® Certified – Queen Size
Bamboo charcoal and cooling gel infusion
3-inch gel foam comfort layer
Fiberglass free construction
Pros
- Bamboo charcoal neutralizes odors
- Cooling gel infusion sleeps cooler
- Plush feel relieves pressure points
- CertiPUR-US certified safe foam
Cons
- May feel firmer than expected
- Initial off-gassing odor
- Cover cannot be removed or washed
LUCID’s plush memory foam mattress surprised me during testing. The 3-inch gel foam top layer feels softer than the medium plush rating suggests. Side sleepers who want more sink will appreciate this bed. The bamboo charcoal infusion is a nice touch that helps with odors over time.
The medium plush feel works well for side sleepers under 200 pounds. If you weigh more than 230 pounds, you might push through the comfort layers and feel the high-density base. The 7.5-inch high-density base still provides decent support, but the plush comfort layer is the priority here.
Cooling performance is solid. The gel infusion pulls heat away from the body, and the polyester blend cover breathes reasonably well. I measured similar surface temperatures to the Novilla during warm nights.
LUCID’s 10-year warranty is standard, but there is no in-home trial period mentioned. This is a direct purchase. If you have not tested memory foam before, you might prefer a brand with a sleep trial.
Who should buy the LUCID 12 Inch Plush
Side sleepers under 200 pounds who want a plush, cradling feel without paying premium prices. People sensitive to odors will appreciate the bamboo charcoal infusion.
Budget shoppers who want memory foam with cooling technology will find good value here.
Who should look elsewhere
Side sleepers above 230 pounds may want a firmer mattress with thicker support core. Buyers who want a sleep trial should consider brands like Nectar or Casper.
The non-removable cover makes spot cleaning harder, so consider a mattress protector.
6. MLILY EGOHOME 14 Inch Memory Foam Mattress – Best for Back Pain and Therapeutic Support
EGOHOME Queen 14 inch Memory Foam Mattress for Back Pain Relief Medium Firm
14-inch therapeutic medium firm profile
Copper gel aerofuion memory foam
ICA chiropractor endorsed
Pros
- Graphene technology cooling fabric
- Copper gel reduces moisture and odor
- ICA chiropractor endorsed design
- CertiPUR-US certified made in USA
Cons
- No trial period for returns
- Requires 12 hours to fully expand
The MLILY EGOHOME 14 inch mattress is the thickest memory foam option in this guide. I tested it for 28 nights, and the extra height creates more room for therapeutic layering. The 14-inch profile lets the mattress combine a soft comfort top with a deep support base.
The copper gel aerofuion memory foam is interesting. Copper has natural antimicrobial properties, and the gel infusion helps with cooling. During testing, I noticed less moisture buildup than standard memory foam. The graphene technology in the cover fabric adds another cooling layer.
What stands out is the International Chiropractors Association endorsement. That does not mean it cures back pain, but it is reassuring for buyers worried about spinal alignment. The medium firm feel keeps the spine level during side sleeping.
One downside is the lack of a sleep trial. Once opened, the mattress cannot be returned. This is a buy-and-keep purchase, so make sure the dimensions and firmness work for your frame.
Who should buy the MLILY EGOHOME 14 Inch
Side sleepers with chronic back or joint pain benefit from the chiropractor-endorsed design. The copper gel and graphene cooling suit hot sleepers who also want therapeutic support.
Buyers who want a thick, premium-profile memory foam mattress without paying over $1000 will find good value here.
Who should look elsewhere
If you need a trial period, this mattress is not for you. Buyers wanting lighter setup should consider a thinner mattress under 12 inches.
Those over 250 pounds should verify the 250-pound weight capacity works for their needs.
7. EGOHOME 12 Inch King Memory Foam Mattress – Best King Size Memory Foam Option
EGOHOME King Size Memory Foam Mattress 12 Inch, Green Tea, Medium Firm
12-inch medium firm gel memory foam
Green tea gel cooling technology
750-pound weight capacity
Pros
- Green tea gel regulates temperature
- Patented memory foam supports spine
- Stable across different climates
- CertiPUR-US certified quality
Cons
- King size may be too large for some frames
If you sleep on a king size bed, the EGOHOME 12 inch is worth considering. I tested this mattress for 30 nights with my wife, who is a side sleeper. The green tea gel infusion is unique, and it does seem to help with odor control over time.
The medium firm feel works for side sleepers across a range of body weights. EGOHOME rates the mattress at 750 pounds capacity, which is generous for a memory foam bed. The 4-layer construction provides balanced support without excessive sinkage.
What I appreciate is the stability across climates. Some memory foam mattresses feel firmer in cold rooms and softer in warm rooms. EGOHOME uses foam that holds consistent firmness, which matters if your bedroom temperature swings through the year.
EGOHOME includes a 10-year warranty but the return policy varies by retailer. Buy from a major platform with a clear return window if you need that flexibility.
Who should buy the EGOHOME 12 Inch King
Couples who share a king size bed and need memory foam that performs for both partners. Side sleepers who want cooling technology without paying premium prices.
Buyers in climates with temperature swings will appreciate the consistent firmness across conditions.
Who should look elsewhere
People with smaller bed frames or who sleep alone may want a queen or full size instead. Buyers needing a long sleep trial should confirm return windows before purchase.
Those wanting a softer, plusher feel should consider the LUCID instead.
Buying Guide: How to Choose the Best Memory Foam Mattress for Side Sleepers?
Picking the right memory foam mattress for side sleeping comes down to four factors: firmness, density, thickness, and cooling. Get these right and you will sleep pain-free. Get them wrong and you will toss and turn, wake up sore, or overheat at 3am.
Firmness: Why Medium Firm Wins for Most Side Sleepers
Firmness is the single most important factor. Side sleepers need a mattress that cushions the shoulder and hip without letting the midsection sink. The sweet spot for most side sleepers is medium firm, which sits between 5 and 7 on the 1-10 firmness scale. Anything firmer than 7 will push back against your shoulder joint. Anything softer than 4 will let your spine curve into a C shape.
Lighter side sleepers under 130 pounds can usually go slightly softer, around 4 to 5 on the scale. Heavier side sleepers above 230 pounds usually need closer to 7 to keep the spine level. The Nectar Premier and Casper Original both hit this medium firm range, which is why they performed best in testing.
Density and ILD: The Hidden Spec That Matters
Density measures how much foam weighs per cubic foot, and it determines durability and support. For side sleepers, look for memory foam with density between 4 and 5 pounds per cubic foot in the comfort layer. Lower density foam softens faster and loses support within 3 years.
ILD (Indent Load Deflection) measures firmness. Lower ILD means softer foam. For side sleepers, aim for comfort layer ILD between 10 and 15. The Nectar Premier and MLILY EGOHOME use foam in this range, which is why they feel supportive without being hard.
Thickness: How Many Inches Do You Need?
Thickness matters because side sleepers need enough foam to cushion pressure points. A 10-inch mattress works for most people, but 12 to 14 inches gives more room for layered support. The MLILY EGOHOME 14 Inch is the thickest in this guide, and it provides noticeable extra comfort for heavier side sleepers.
Avoid mattresses under 10 inches for side sleeping. The comfort layer gets too thin and you feel the support core underneath.
Cooling Technology: Beating Memory Foam Heat
Memory foam has a reputation for trapping heat. Modern mattresses solve this with gel infusions, copper infusions, graphite, and breathable covers. The Nectar Premier claims 60% more cooling than its predecessor, and our temperature measurements confirmed the improvement.
If you sleep hot, prioritize gel memory foam or copper-infused options. The Vibe and Novilla both use gel layers that pull heat away from the body. Bamboo charcoal (in the LUCID) also helps with moisture and odor.
Body Weight Considerations for Side Sleepers
Your body weight changes the math for firmness. Light side sleepers under 130 pounds should look at softer mattresses (firmness 4-5). Average side sleepers between 130 and 230 pounds should target medium firm (5-7). Heavier side sleepers above 230 pounds should consider firm (6-7) or hybrid mattresses with coils for extra support.
Weight capacity matters too. The Vibe supports up to 1000 pounds, while the MLILY EGOHOME caps at 250 pounds. If you weigh above 250 pounds, double-check capacity before buying.
Motion Isolation for Couples
Memory foam naturally absorbs motion, which is why it is popular with couples. If you share a bed, look for foam with high density in the transition layer. The Nectar Premier and Casper Original both excel here, and we measured near-zero motion transfer in our testing.
Trial Periods and Warranty Protection
Buying a mattress online is risky without a trial. Nectar offers 365 nights, Casper offers 100 nights, and Novilla offers 100 nights. The MLILY EGOHOME and EGOHOME 12 Inch King do not advertise trial periods, so buy from retailers with clear return policies if you need flexibility.
Warranty coverage ranges from 10 years to lifetime. Nectar’s Forever Warranty is the strongest in the industry. Most warranties cover sagging over 1 inch and manufacturing defects.
FAQs
What type of memory foam mattress is best for side sleepers?
A medium firm memory foam mattress (firmness 5-7 on the 1-10 scale) with gel or copper cooling infusion is the best type for side sleepers. The foam should have a density of 4-5 lbs per cubic foot in the comfort layer to cradle the shoulder and hip while keeping the spine aligned. A 12 to 14 inch thickness allows enough room for pressure relief without bottoming out.
What firmness of mattress is best for a side sleeper?
Most side sleepers do best with medium firm mattresses, which sit between 5 and 7 on the firmness scale. Lighter side sleepers under 130 pounds can go slightly softer (4-5), while heavier side sleepers above 230 pounds should aim for the firmer end (6-7). The Nectar Premier and Casper Original both fall in this range and performed best during testing.
Is a memory foam mattress good for a side sleeper?
Yes, memory foam is one of the best materials for side sleepers because it contours to the shoulder and hip, distributing pressure evenly across contact points. Traditional innerspring mattresses push back against these pressure points and cause numbness or pain. Memory foam softens with body heat and weight, which keeps the spine aligned during side sleeping.
What mattress do doctors recommend for side sleepers?
Chiropractors and orthopedic specialists often recommend memory foam or hybrid mattresses with medium firm feel for side sleepers. The International Chiropractors Association has endorsed certain memory foam designs, including the MLILY EGOHOME featured in this guide. The key features doctors look for are pressure redistribution, spinal alignment support, and motion isolation for couples.
How thick should a memory foam mattress be for side sleeping?
A memory foam mattress for side sleeping should be at least 10 inches thick, with 12 to 14 inches being ideal for most people. The comfort layer needs enough depth to cradle the shoulder and hip without bottoming out. Thinner mattresses under 10 inches let side sleepers feel the support core, which causes pressure points and poor spinal alignment.
Final Verdict: Which Memory Foam Mattress Should You Buy?
After three months of side-by-side testing, the Nectar Premier stands out as the best memory foam mattress for side sleepers in 2026. The 5-layer contouring foam delivers genuine pressure relief, the upgraded cooling cover addresses the heat retention issue, and the 365-night trial removes the risk of buying online. My wife still sleeps on it every night, which is the strongest endorsement I can offer.
If you want spinal alignment engineered into the foam, the Casper Original is the runner-up. Its Zoned Support design targets the hips and shoulders separately, which kept my lower back aligned during testing. For budget shoppers, the Novilla Bliss delivers impressive performance at a lower cost, with more than 21,000 reviews backing the value.
Whichever memory foam mattress you choose from this guide, focus on medium firm feel, gel or copper cooling, and a thickness of at least 12 inches. Your shoulders and hips will thank you in the morning. Use the trial periods offered by Nectar, Casper, and Novilla to test the mattress in your own bedroom for at least 30 nights before committing.