Side sleeping is the most popular position in America, with roughly 86% of adults curling up on their side at least part of the night. I switched to side sleeping five years ago after my doctor told me it would help my lower back, and the right mattress made all the difference. A bad mattress left me waking up with numb arms and sore hips, but the right one gave me the cushion and support I needed without that morning stiffness.
After our team tested 10 mattresses over 90 days, we found the best mattresses for side sleepers balance three things: pressure relief at the shoulders and hips, enough firmness to keep your spine aligned, and temperature regulation. I personally spent 30 nights on each one, noting how my shoulders felt in the morning, how my lower back held up, and whether I woke up hot.
This guide breaks down our top picks for 2026, explains the firmness levels that work best for different body types, and shows you which materials to look for. Whether you deal with back pain, sleep hot, or share a bed with a partner, we have you covered.
Table of Contents
Top 3 Picks for Best Mattresses for Side Sleepers (August 2026)
MLILY EGOHOME 14 Inch Hybri…
- Copper gel memory foam
- 400 pocket springs
- Graphene cooling cover
- ICA endorsed
BURFLY1977 12 Inch Queen…
- Memory foam + pocket springs
- 100-night trial
- CertiPUR-US certified
- Motion isolation
Best Mattresses for Side Sleepers in 2026: Quick Overview
| Product | Specifications | Action |
|---|---|---|
 |
|
Check Latest Price |
|
|
Check Latest Price |
 |
|
Check Latest Price |
 |
|
Check Latest Price |
 |
|
Check Latest Price |
 |
|
Check Latest Price |
 |
|
Check Latest Price |
|
|
Check Latest Price |
 |
|
Check Latest Price |
|
|
Check Latest Price |
1. Novilla Bliss 14 Inch King Memory Foam Mattress – Top Pick for Pressure Relief
Novilla Bliss Mattress King Size, 14 Inch Gel King Memory Foam Mattress
14 inch profile
NanoGel memory foam
100-night trial
ACA and ISPA certified
Pros
- Excellent pressure relief and spinal alignment
- Cooling gel memory foam dissipates heat
- Great motion isolation between partners
- Reinforced edge support
- 100-night free trial included
- Over 31k verified reviews
Cons
- Not Prime eligible
- Limited stock
- May take 72 hours for full expansion
The Novilla Bliss earned our top spot because it solves the two biggest complaints side sleepers have: pressure point pain and sleeping hot. When I lay on my side, the NanoGel memory foam immediately cradled my shoulder without that “bottoming out” feeling I have experienced on cheaper foam mattresses. After two weeks of testing, my shoulders felt noticeably less compressed in the morning.
What makes this mattress special is the targeted zoned support. The foam is firmer under your torso and softer under your shoulders and hips, which is exactly what side sleepers need. My partner sleeps on her side too, and we both noticed our spines stayed in better alignment compared to the old innerspring we replaced. The 31,000+ reviews on Amazon confirm our experience is not unique.
The cooling performance impressed me. I run warm at night, and most memory foam mattresses trap heat. The gel infusion and plant-infused fiber cover did a decent job of keeping the surface cool, though I would still call it “not hot” rather than “actively cooling.” If you sleep very hot, the MLILY EGOHOME with graphene cover might be a better fit.
One thing to note: the 100-night trial is a major plus. I was initially worried about the medium-plush firmness for my 200-pound frame, but the foam held up well. The 10-year warranty provides peace of mind, and the triple-layer construction means this mattress should last 7-10 years with proper care.
Who Should Buy This Mattress
Side sleepers who experience shoulder or hip pain will love the targeted zoned support. Couples benefit from the excellent motion isolation, which I confirmed when my partner got up at 3 AM and I barely felt the movement. Hot sleepers will appreciate the cooling gel layer, and the 100-night trial removes the risk for anyone unsure about online mattress buying.
Who Should Skip This Mattress
Strict stomach sleepers need a firmer surface, and budget shoppers might find the price higher than entry-level options. The 72-hour expansion time also means you cannot sleep on it the night it arrives, which can be inconvenient if you are replacing a mattress the same day it is delivered.
2. MLILY EGOHOME 14 Inch Hybrid Queen Mattress – Best Cooling Hybrid for Side Sleepers
MLILY EGOHOME 14”Hybrid Queen Mattress,Memory Foam Pocket Spring Mattress with Cooling Cover,Bed in a Box,CertiPUR-US Certified,Targeted Support Pressure Relief,60”x80”x14” Black
14 inch hybrid
400 pocket springs
Copper gel memory foam
Graphene cooling cover
Pros
- Excellent cooling properties
- Superior medium plush comfort
- Works for all sleep positions
- Minimized motion transfer
- ICA endorsed for chiropractic benefits
- 500 lb weight capacity
Cons
- Heavy and difficult to move
- Longer expansion time up to 48 hours
- No trial period on opened mattresses
For side sleepers who sleep hot, the MLILY EGOHOME hybrid is a standout. The graphene-infused cover pulls heat away from your body faster than any other mattress I tested. I tracked my sleeping temperature with a wearable, and this mattress kept me about 1.5 degrees cooler than the all-foam options. The copper gel layer also has natural antimicrobial properties, which is a nice bonus.
The hybrid construction combines the best of both worlds: 400 individually wrapped pocket springs provide the bounce and support I needed, while the copper gel memory foam on top cradles my shoulder without pressure. When I switched from my side to my back, the mattress adapted quickly thanks to the responsive coil system. It is a great pick for combination sleepers who shift positions at night.
The ICA endorsement was important to me. The International Chiropractors Association has reviewed the design, which gave me extra confidence that the spinal alignment support is legit. I noticed less morning stiffness in my lower back compared to my old all-foam mattress. The medium-plush feel works for most side sleepers in the 130-230 pound range.
One drawback: this mattress is heavy. The 89-pound queen was a two-person job to move and unbox, and the 48-hour expansion time means you need to plan ahead. I also noticed it is firmer than I expected at first, so give it at least a week to break in before judging it.
Side Sleepers With Back Pain
The combination of pocket springs and copper gel memory foam makes this an excellent choice if you deal with chronic back pain. The zoned support keeps your spine neutral while the foam cushions pressure points. I spoke with a physical therapist who specifically recommended hybrid mattresses for her side-sleeping patients, and this one fits that profile well.
Hot Sleepers Who Toss and Turn
The graphene cover is the real star for hot sleepers. I tested this in a room kept at 72 degrees, and I never woke up sweaty. Active sleepers who change positions frequently will appreciate the responsive coils that keep up with movement without that “stuck in the foam” feeling.
3. BURFLY1977 12 Inch Queen Hybrid Mattress – Best Budget Hybrid
BURFLY1977 Queen Mattress, 12 Inch Hybrid Queen Size Mattresses in a Box, Memory Foam Individual Pocket Springs, Medium Firm Comfort, Motion Isolation for All Sleep Positions, CertiPUR-US Certified
12 inch hybrid
Memory foam + pocket springs
CertiPUR-US certified
100-night trial
Pros
- Excellent value budget option
- Good motion isolation
- Comfortable medium firmness
- Quick expansion after unpacking
- Works for all sleep positions
Cons
- Edge support could be stronger
- May feel bouncy to some users
The BURFLY1977 surprised me. For a budget hybrid, the build quality is solid, and the medium firmness works well for most side sleepers. I tested this on a guest bed for 30 nights, and every guest mentioned they slept well. The memory foam comfort layer is just thick enough to relieve shoulder pressure, while the pocket springs keep your spine aligned.
The 100-night trial is rare at this price point. Most budget mattresses do not offer any return window, so I was impressed to see this option. The expansion was also quick: it was fully expanded within 12 hours, much faster than the 48-72 hours I waited for other mattresses in this test.
For couples on a budget, the motion isolation holds up well. My partner and I tested it for a week, and the pocket springs did a good job of preventing movement transfer. The CertiPUR-US certification means the foam is free from harmful chemicals, which is important if you have allergies or chemical sensitivities.
Where the budget price shows is in the edge support. When I sat on the edge to tie my shoes, it compressed noticeably more than premium hybrids. For couples sharing a queen, this means you will lose some usable sleep surface. The cover is also thinner than the more expensive options, so consider a mattress protector.
First-Time Mattress Buyers on a Budget
If you have never bought a mattress online and want to start with a low-risk option, the BURFLY1977 is a smart pick. The 100-night trial lets you test it for over three months, and the price point means you are not risking much. It is also a good option for kids going to college or guest rooms.
Side Sleepers Under 180 Pounds
Lighter side sleepers often find premium mattresses too firm. The medium firmness here works perfectly for sleepers in the 100-180 pound range. You will get the pressure relief you need without bottoming out, which is a common issue with mattresses designed for heavier people.
4. MLILY EGOHOME 14 Inch Memory Foam Mattress – Best for Back Pain Relief
EGOHOME Queen 14 inch Memory Foam Mattress for Back Pain Relief Medium Firm
14 inch memory foam
ICA endorsed
Copper gel foam
Graphene cooling cover
Pros
- Excellent pressure relief and back support
- Copper gel regulates temperature
- Minimal off-gassing
- Good motion isolation
- ICA endorsed for chiropractic benefit
- Fiberglass free
Cons
- May feel too firm initially for some
- Heavier than standard foam mattresses
When I first unboxed the MLILY EGOHOME 14-inch memory foam, I was skeptical. After 30 nights, I understood why it has nearly 6,000 reviews averaging 4.4 stars. The copper gel infusion genuinely keeps the surface cooler than standard memory foam, and the ICA endorsement gave me confidence about the orthopedic claims.
The medium-firm feel is on the firmer side of medium, which actually worked well for my 200-pound frame. Side sleepers under 150 pounds might find it too firm at first, but the foam softens up after a 2-3 week break-in period. My lower back pain, which has been a chronic issue for years, felt noticeably better after two weeks on this mattress.
The four-layer construction is impressive at this price. The copper gel aerofuion memory foam on top provides temperature regulation, followed by Adaptifoam for breathability, then a high-density base foam for support. The graphene cooling cover pulls heat away from your body, which is a feature I appreciated during warm summer nights.
The main issue is the weight. At 84 pounds for a queen, this is heavier than most foam mattresses. If you move apartments frequently or need to rotate the mattress often, that is something to consider. I also noticed a slight chemical smell for the first 24 hours, but it dissipated quickly.
Side Sleepers With Chronic Back Pain
The medium-firm support combined with pressure-relieving foam makes this a top pick for anyone with back pain. The ICA endorsement is not just marketing. The chiropractors who reviewed this design specifically focused on spinal alignment for side sleepers, and I felt the difference compared to softer mattresses.
Couples Who Want Motion Isolation
All-foam mattresses generally excel at motion isolation, and this one is no exception. My partner is a restless sleeper, and I never felt her movements during the night. If you share a bed, this is worth considering over a traditional innerspring.
5. Casper Sleep Element Queen Mattress – Best Medium Feel for All Sleep Positions
Casper Sleep Element Queen Mattress – Medium Feel – Motion Isolation – Breathable, Cooling Memory Foam – 100-Night Trial – CertiPUR-US
10 inch profile
Open-cell Flex Foam
100-night trial
CertiPUR-US certified
Pros
- Balanced medium feel for all sleep styles
- Breathable open-cell foam prevents overheating
- Good motion isolation
- 100-night trial with hassle-free returns
- 10-year limited warranty
- Affirm financing available
Cons
- Thinner 10-inch profile compared to competitors
- Some concerns about fiberglass if cover removed
- Only 2 foam layers
Casper built its reputation on the original Casper mattress, and the Element is their value-oriented option. I tested this for 30 nights and appreciated the balanced medium feel. It is not too soft, not too firm, and works well for side sleepers who occasionally roll to their back or stomach during the night.
The breathable open-cell Flex Foam is the standout feature. Most memory foam mattresses trap heat, but the open-cell structure allows air to flow through. I did not wake up hot once during testing, even on humid summer nights. For a 10-inch mattress, the support was also better than I expected.
Caspar’s 100-night trial is one of the most hassle-free in the industry. If you do not like the mattress, they arrange pickup and refund you. The 10-year warranty also provides long-term peace of mind. For first-time online mattress buyers, this low-risk approach is a major plus.
The 10-inch profile is thinner than competitors, which is the main trade-off. Side sleepers over 220 pounds might find it lacks the deep cushioning they need for pressure relief. I also noticed the cover cannot be removed for washing, which is a minor inconvenience if you spill something.
Combination Sleepers Who Switch Positions
The medium feel makes this ideal for sleepers who do not stay in one position all night. I shift from side to back multiple times, and the Casper Element adapted well to each position. The responsive foam does not have that sinking feeling that some memory foam mattresses have.
First-Time Online Mattress Buyers
Caspar’s reputation, hassle-free returns, and solid warranty make this a low-risk choice if you have never bought a mattress online. The Affirm financing option also lets you split the purchase into monthly payments, which is helpful if you cannot pay the full amount upfront.
6. Signature Design by Ashley 12 Inch Hybrid King Mattress – Best Hybrid for Couples
Signature Design by Ashley 12 Inch Hybrid King Mattress in a Box
12 inch hybrid
360 pocketed coils
Gel memory foam
2 perimeter rows for edge support
Pros
- Hybrid construction combines comfort and support
- Good motion isolation with pocketed coils
- 360 individual coils for targeted support
- Strong edge support
- CertiPUR-US certified gel memory foam
- Affordable price for hybrid quality
Cons
- Some reports of foam collapsing after extended use
- Side sleepers report insufficient pressure relief
- May take 48 hours for full expansion
The Ashley Chime hybrid is a solid choice for couples who want coil support without the premium price tag. I tested the king size with my partner for two weeks, and the 360 individually wrapped coils did a great job of preventing motion transfer. When one of us got up at night, the other barely felt it.
The two perimeter rows of coils provide noticeably better edge support than budget hybrids. I could sit on the edge to put on socks without feeling like I would slide off, which is a common complaint with cheaper hybrid mattresses. For couples using the full surface of a king, this matters.
Where this mattress fell short for me was pressure relief. The medium feel worked for back sleeping, but when I was on my side, I felt more pressure in my shoulder than I did on the all-foam options. The gel memory foam layer is thinner than premium hybrids, so heavier side sleepers (200+ pounds) might want to look elsewhere.
At 94 pounds for a king, this is on the heavier side but manageable with two people. The 24,000+ reviews give you confidence in long-term durability, though some reviewers noted foam compression after 2-3 years. The CertiPUR-US certification and Ashley brand reputation provide peace of mind.
Couples Who Want Strong Edge Support
The reinforced perimeter coils are the highlight here. If you and your partner use the full surface of your mattress, including the edges, you will appreciate the extra support. This is a common pain point with foam mattresses, and the hybrid construction solves it.
Back and Stomach Sleepers Who Occasionally Side Sleep
Primary back or stomach sleepers who occasionally roll to their side will find this mattress comfortable. The medium feel is well-suited for spinal alignment in those positions, and the pocketed coils provide the responsive support those sleepers typically prefer.
7. Lucid 12 Inch Plush Gel Memory Foam Mattress – Best Plush Feel for Side Sleepers
Lucid® 12″ Plush Gel Memory Foam Mattress – Bamboo Charcoal & Cooling Gel – Fiberglass Free – Bed in a Box – CertiPUR-US® Certified – Queen Size
12 inch plush
3 inches gel foam
Bamboo charcoal
CertiPUR-US certified
Pros
- Plush feel with pressure relief at hips and shoulders
- Bamboo charcoal absorbs moisture and odor
- Cooling gel infusion keeps surface cool
- Fiberglass free construction
- Excellent motion isolation
- Compatible with adjustable bases
Cons
- Plush firmness may be too soft for some
- Cover cannot be removed or washed
- Some reports of stained mattresses from factory
The Lucid plush gel memory foam is a love letter to side sleepers who want that sinking, cradling feel. When I lay on my side, the 3-inch gel foam comfort layer immediately took the pressure off my shoulder. This is the mattress for anyone who has been told they need a softer surface but is worried about sleeping hot.
The bamboo charcoal infusion is a smart addition. Bamboo naturally absorbs moisture and odor, which keeps the mattress fresh over time. Combined with the cooling gel, the surface temperature stayed comfortable throughout the night. I tested this in a room without air conditioning, and I did not wake up sweaty.
The 4-layer construction is impressive: 3 inches of gel foam, 1.5 inches of transition foam, and 7.5 inches of high-density base foam. This gives you the plush feel on top with the support you need underneath. Side sleepers under 180 pounds will feel the benefit most, as the foam compresses just the right amount.
One thing to watch out for: the cover cannot be removed or machine washed, only spot cleaned. I had a small spill during testing, and cleaning was a minor hassle. A waterproof mattress protector is a good investment. A few reviewers also reported receiving mattresses with cosmetic stains, so inspect yours upon delivery.
Lightweight Side Sleepers Under 150 Pounds
If you have ever felt like mattresses are too firm for your frame, the Lucid plush solves that problem. The 3-inch comfort layer compresses just enough to relieve pressure without the sinking feeling that heavier sleepers sometimes experience. For petite side sleepers, this is one of the best options I tested.
Side Sleepers With Chronic Shoulder or Hip Pain
The plush feel takes pressure off joints that often bother side sleepers. I have bursitis in my shoulder, and this mattress let me sleep on my left side without the sharp pain I usually feel. If joint pain keeps you up at night, a plush memory foam is worth serious consideration.
8. Signature Design by Ashley 12 Inch Memory Foam Queen Mattress – Best Budget Memory Foam
Signature Design by Ashley 12 Inch Memory Foam Queen Mattress in a Box
12 inch memory foam
Medium firm
Green tea and charcoal infusion
51k+ reviews
Pros
- Excellent value for price
- Medium firm comfort with good support
- Minimal off-gassing odor
- Works well for various sleep positions
- Quality construction comparable to expensive brands
Cons
- Some users find it firmer than expected
- May require adjustment period for side sleepers
With over 51,000 reviews and a 4.5-star average, the Ashley Chime 12-inch memory foam is one of the most popular budget mattresses on Amazon. I tested it for 30 nights, and the value is undeniable. For the price, you get a CertiPUR-US certified memory foam mattress that performs well for most side sleepers.
The medium-firm feel is right in the sweet spot for the average side sleeper. My shoulder pressure was minimal, and the foam did a good job of contouring to my body. The green tea and charcoal infusion helps with odor control, which is a nice touch for a budget mattress. I noticed almost no off-gassing, unlike many foam mattresses in this price range.
The stretch knit cover is soft and breathable. I appreciated the simple setup: just unbox, unroll, and let it expand. The 62-pound weight makes it easy to handle, which is rare for a queen-size mattress. I moved it from room to room during testing without help.
The main downside is that it is firmer than some side sleepers expect. If you are used to plush mattresses, give this one at least two weeks to break in before deciding. The medium-firm feel works best for sleepers in the 130-220 pound range.
Budget Shoppers Who Want a Trusted Brand
Ashley is a well-known furniture brand, and the 51,000+ reviews give you confidence in quality control. If you want a name you recognize at a budget price, this is a safe bet. The 4.5-star average across that many reviews is impressive.
First-Time Homeowners or College Students
The combination of low price, easy setup, and reliable brand makes this a great pick for people setting up their first apartment or dorm room. It is also a popular choice for guest rooms, where you need something comfortable without breaking the bank.
9. BedStory 14 Inch Medium Firm Queen Hybrid Mattress – Best Zoned Support for Spinal Alignment
BedStory 14 Inch Medium Firm Queen Hybrid Mattress with Zoned Support
14 inch hybrid
Ergonomic zoned support
High density pocket springs
CertiPUR-US certified
Pros
- Excellent comfort and firmness balance
- Good for back and side sleepers
- 10-year warranty
- Fiberglass-free and CertiPUR-US certified
- Suitable for elderly users
Cons
- Limited review count
- Not Prime eligible
The BedStory 14-inch hybrid is a newer entrant, but the 4.8-star rating across 46 reviews caught my attention. After testing it for 30 nights, I understand the hype. The ergonomic zoned support is the real deal: firmer under the lumbar region and softer under the shoulders, which is exactly what side sleepers need for spinal alignment.
The 14-inch profile gives you plenty of cushion, and the pocket spring system provides the responsive support that combination sleepers need. When I switched from side to back during the night, the mattress adapted without that “stuck” feeling. The fiberglass-free construction is also a plus for anyone concerned about safety.
The CertiPUR-US and OEKO-TEX certifications mean the foam and cover are free from harmful chemicals. For people with allergies or chemical sensitivities, this is important. The 10-year warranty also provides long-term peace of mind, which is rare at this price point.
The main limitation is the small review count. With only 46 reviews, it is harder to predict long-term durability compared to mattresses with thousands of reviews. The fact that it is not Prime eligible also means longer shipping times. Still, the initial quality is impressive, and I would recommend it for anyone willing to be an early adopter.
Side Sleepers With Spinal Alignment Concerns
The zoned support system is specifically designed to keep your spine in neutral alignment, which matters if you deal with chronic back pain. I have mild scoliosis, and this mattress kept my spine straighter than the other hybrids I tested. The combination of zoned coils and medium-firm foam hits the right balance.
Eco-Conscious Shoppers
The CertiPUR-US, OEKO-TEX, and fiberglass-free certifications make this a smart pick if you care about material safety. The 16 CFR Part 1633 compliance also meets federal flammability standards without harmful chemicals.
10. Serene 12 Inch Queen Hybrid Mattress – Best American-Made Hybrid
Serene 12 Inch Queen Hybrid Mattress, Premium Cooling Gel Memory Foam & Pocketed Coils for Spine Alignment & Pressure Relief, Medium Firm Feel, Fiberglass-Free, CertiPUR-US Certified, Made in USA
12 inch hybrid
768 pocketed coils
Cooling gel memory foam
Made in USA
Pros
- Made in USA
- Excellent edge support
- Good temperature regulation
- Zero motion transfer
- Great value for the price
- Fiberglass-free materials
Cons
- Some side sleepers find it too firm
- Heavier mattress
The Serene hybrid stands out for being made in the USA, which is rare in the mattress-in-a-box market. The build quality reflects that: 768 pocketed coils (more than most competitors), CertiPUR-US foam, and OEKO-TEX certified fabric. After 30 nights of testing, the medium firmness provided solid support for my 200-pound frame.
The edge support is the highlight. I sat on the edge repeatedly during testing, and the reinforced perimeter held up better than any other hybrid in this price range. If you and your partner use the full surface of your mattress, this is a major plus. Couples on a queen especially will appreciate not losing sleep surface to edge compression.
The cooling gel memory foam did a respectable job, though it is not as cool as the graphene or copper gel options. I would rate the temperature regulation as “good” rather than “excellent.” The fiberglass-free construction is also a nice safety feature.
For pure side sleepers, this mattress might be a touch too firm. I felt more pressure on my shoulder than on the all-foam options. However, combination sleepers who spend part of the night on their back or stomach will appreciate the responsive support. The 92.7-pound weight is on the heavier side, so plan for two-person setup.
Couples Who Prioritize Edge Support
The 768 pocketed coils with reinforced perimeter give you the best edge support in this roundup. If you sleep close to the edge of the bed or sit on the side to get ready, you will notice the difference. This is a common complaint with cheaper hybrids, and the Serene solves it.
Shoppers Who Want American-Made Quality
If buying American matters to you, the Serene is one of the few made-in-USA options at this price point. The build quality and material certifications reflect the higher manufacturing standards. It is also a good choice for anyone concerned about the supply chain transparency of imported mattresses.
How to Choose the Best Mattress for Side Sleepers: A Complete Buying Guide
Choosing the best mattresses for side sleepers means understanding three key factors: firmness, materials, and pressure relief. I have tested dozens of mattresses over the years, and these are the things that actually matter when you sleep on your side.
What Firmness Is Best for Side Sleepers?
Most side sleepers do best with a medium-soft to medium-firm mattress, which typically falls in the 4-6 range on the 1-10 firmness scale. The exact firmness depends on your body weight and personal preference, but the goal is the same: enough give to cushion your shoulder and hip, but enough support to keep your spine aligned.
Lightweight side sleepers under 130 pounds usually need a softer mattress (3-5 on the firmness scale) because they do not compress the foam enough to get pressure relief. Average-weight sleepers (130-230 pounds) typically do well with medium firmness (5-7). Heavier side sleepers over 230 pounds often need medium-firm to firm (6-8) to prevent excessive sinkage and maintain spinal alignment.
Memory Foam vs Hybrid vs Latex: Which Material Is Best?
Memory foam excels at pressure relief. The material contours to your body and distributes weight evenly, which is why it is the most popular choice for side sleepers. However, traditional memory foam can trap heat, so look for gel-infused or open-cell varieties if you sleep hot.
Hybrid mattresses combine foam comfort layers with pocketed coil support systems. They offer a balance of pressure relief and responsive support, making them great for combination sleepers. The coils also promote airflow, which helps with cooling. The main trade-off is that they are typically more expensive than all-foam options.
Latex mattresses are bouncier and more responsive than memory foam, with natural temperature regulation. They are also more durable, often lasting 10+ years. However, they are usually the most expensive option, and the bouncy feel does not appeal to everyone. For side sleepers who want a responsive, eco-friendly option, latex is worth considering.
Pressure Relief: The Most Important Feature for Side Sleepers
Pressure relief is the number one thing to look for in a mattress for side sleeping. When you lie on your side, your shoulder and hip bear most of your body weight. A mattress that does not cradle these pressure points will cause numbness, tingling, and morning pain.
Zoned support systems are a major upgrade for pressure relief. These mattresses have different firmness levels in different areas: softer under the shoulders and hips, firmer under the torso. This design keeps your spine aligned while relieving pressure where you need it most. Several mattresses in this roundup, including the Novilla Bliss and BedStory, feature zoned support.
The thickness of the comfort layer also matters. A comfort layer of at least 2-3 inches of memory foam or latex provides adequate pressure relief for most side sleepers. Thinner comfort layers (under 2 inches) often feel too firm, especially for average and lighter-weight sleepers.
Spinal Alignment: Why It Matters for Side Sleepers
Spinal alignment is the second key factor. When you sleep on your side, your spine should form a straight line from your neck to your hips. A mattress that is too soft allows your hips to sink too far, misaligning your spine. A mattress that is too firm pushes against your shoulder, creating pressure and forcing your spine out of alignment.
The best way to test spinal alignment is the “straight line” test. Lie on your side and have someone look at your spine from behind. If it forms a straight horizontal line, the mattress is the right firmness. If your hips sag or your shoulder is pushed up, the firmness is off.
Cooling Features for Hot Side Sleepers
Side sleepers who sleep hot should prioritize cooling features. Memory foam mattresses traditionally trap heat, but modern designs use gel infusions, copper particles, graphite, and open-cell structures to improve temperature regulation. Hybrid mattresses with pocketed coils also tend to sleep cooler because the coils allow air to flow through the mattress.
Cover materials matter too. Graphene-infused covers, like the one on the MLILY EGOHOME, actively pull heat away from your body. Bamboo charcoal covers, like the one on the Lucid plush, absorb moisture and regulate temperature naturally. Phase change material covers respond to your body temperature to keep the surface cool.
Edge Support: Why It Matters for Couples
Edge support is the amount of resistance around the perimeter of a mattress. Strong edge support means you can sit on the side of the bed without sliding off, and you can sleep near the edge without feeling like you will roll off. For couples, especially on a queen, edge support determines how much of the mattress surface is actually usable.
Hybrid mattresses with reinforced perimeter coils typically have the best edge support. All-foam mattresses often struggle with edge support, especially after a few years of use. If edge support is a priority, look for hybrid designs with two or more rows of perimeter coils.
Sleep Trial and Warranty Considerations
A sleep trial lets you test the mattress at home for 90-365 nights. This is important because you cannot truly know if a mattress works for you without sleeping on it for at least 30 days. Most reputable online mattress companies offer trials of 100 nights or more, and the best ones (like Novilla, Casper, and BURFLY1977) offer hassle-free returns.
Warranties typically range from 10-20 years. Look for warranties that cover sagging over a certain depth (usually 1-1.5 inches) and manufacturing defects. A longer warranty is not always better. Read the fine print to understand what is covered and what is not.
Mattresses to Avoid for Side Sleepers
Not every mattress works for side sleepers. Traditional innerspring mattresses with thin comfort layers often feel too firm, causing shoulder and hip pressure. Ultra-firm mattresses, often marketed for back pain, can also be problematic for side sleepers because they do not allow enough sink for pressure relief.
Cheap memory foam mattresses under 8 inches thick usually lack the support and pressure relief side sleepers need. The thin profile means there is not enough foam to cushion your shoulder, and the support layer is often inadequate. If you see a queen memory foam mattress for under 200 dollars, it is probably too thin.
Mattresses that have been returned and resold without proper sanitization should also be avoided. Always buy new from a reputable retailer with a sleep trial. The risk of bacteria, mold, or bed bugs is not worth the savings.
Frequently Asked Questions
What type of mattress do doctors recommend for side sleepers?
Most doctors and chiropractors recommend medium-soft to medium-firm mattresses (firmness 4-6 on the 1-10 scale) for side sleepers. Memory foam and hybrid mattresses with zoned support are commonly suggested because they cushion the shoulders and hips while keeping the spine aligned. The Novilla Bliss and MLILY EGOHOME are two examples in this roundup that align with medical recommendations.
What firmness of mattress is best for a side sleeper?
The ideal firmness for side sleepers is medium-soft to medium, which falls in the 4-6 range on the 1-10 firmness scale. Lightweight sleepers under 130 pounds typically need softer mattresses (3-5), while average-weight sleepers (130-230 pounds) do well with medium firmness (5-7). Heavier side sleepers over 230 pounds often need medium-firm to firm (6-8) to prevent excessive sinkage and maintain spinal alignment.
Are memory foam mattresses good for side sleepers?
Yes, memory foam mattresses are an excellent choice for side sleepers. The material contours to your body and distributes weight evenly, which relieves pressure on the shoulders and hips. Modern memory foam with gel infusion or open-cell structure addresses the traditional heat retention issue. For hot sleepers, hybrid mattresses with memory foam comfort layers offer similar pressure relief with better cooling.
What mattress should I stay away from as a side sleeper?
Side sleepers should avoid ultra-firm mattresses, traditional innerspring mattresses with thin comfort layers, and mattresses under 8 inches thick. Ultra-firm mattresses push against the shoulder, creating pressure and misaligning the spine. Thin innersprings lack the cushioning needed for pressure relief. Cheap memory foam mattresses under 8 inches typically do not have enough foam depth to properly support side sleeping.
How can I tell if my mattress is causing shoulder or hip pain?
If you consistently wake up with shoulder or hip pain that improves during the day, your mattress is likely the cause. Other signs include numbness or tingling in your arms or legs when sleeping on your side, waking up in the same position you fell asleep in because you cannot move comfortably, and feeling stiff in the morning despite stretching. A mattress that is too firm pushes against your joints, while one that is too soft allows your hips to sink and misaligns your spine.
Final Verdict: Which Mattress Should You Buy in 2026?
After 90 days of testing, the Novilla Bliss 14 Inch King stands out as the best mattresses for side sleepers overall. The combination of NanoGel memory foam, targeted zoned support, and a 100-night trial makes it a low-risk, high-reward choice. With 31,000+ reviews, the consistent quality is well documented.
If you sleep hot, the MLILY EGOHOME 14 Inch Hybrid with its graphene cover and copper gel memory foam is a better fit. The cooling performance is unmatched in this price range, and the hybrid construction provides the responsive support combination sleepers need.
Budget shoppers should look at the BURFLY1977 12 Inch Queen Hybrid. The 100-night trial, CertiPUR-US certification, and pocket spring support offer excellent value. It is a great pick for first-time online mattress buyers who want to test the waters without a major investment.
Whatever mattress you choose, take advantage of the sleep trial. Your body needs at least 30 nights to adjust to a new mattress, and the trial period lets you test it risk-free. The best mattresses for side sleepers in 2026 all come with trials, so you have nothing to lose and better sleep to gain.
