Medium Best Mattresses For Back Sleepers

Medium-firmness mattresses — often called medium-firm — sit right between plush and firm, which is why they're the most popular and versatile feel we carry. You get enough cushioning to relieve pressure with enough support to keep your spine aligned, making medium a safe choice for back sleepers, combination sleepers who change positions through the night, and couples who need a compromise between two preferences. Shop medium models from Sealy, Serta, Beautyrest, Stearns & Foster, iComfort and Tempur-Pedic across memory foam, hybrid, euro-top, pillow-top and tight-top builds — with free delivery across Canada. • Feel: medium sits between plush and firm — balanced and the most versatile of our four comfort levels • Also called "medium-firm" — the middle of the firmness scale • Best for: back sleepers, combination sleepers, couples, and most body types • Consider plush if you sleep on your side; firm if you sleep on your stomach or want more support • Constructions: euro-top, tight-top, pillow-top, memory foam and hybrid • Brands: Sealy, Serta, Beautyrest, Stearns & Foster, iComfort, Tempur-Pedic, Springwall & NM • Prices: from $171 to premium

Shop mattresses for back sleepers from Serta, Beautyrest, Sealy, Tempur-Pedic, Springwall, and 5 more brands at National Mattress — 130+ models in firm, medium-firm, and extra-firm comfort levels from $150 to $5,690 (Queen). Our back-sleeper collection includes pocket-coil, hybrid, memory foam, and latex mattresses, with 64% featuring zoned lumbar support for neutral spinal alignment. Over 90% are adjustable-base compatible, and 91% are manufactured in Canadian factories with CertiPUR-US® certified foams. All mattresses ship free across Canada with a 365-night sleep trial and 5–25 year warranty coverage.

Medium Back Sleeper
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Items

Medium
  • Springwall 6-inch medium-firm tight-top foam mattress with patterned white quilted cover and charcoal sides Springwall Foam Mattress Collection Logo
    • Bio Comfort Foam Core
    • Gel Quilt Foam
    • Stretch Knit
    • Reduced Motion Transfer
    • Made In Canada
    Single/Twin In stock for fast delivery $171
    Twin XL In stock for fast delivery $228
    Double/Full In stock for fast delivery $231
    Queen In stock for fast delivery $271
    Compare at $599
    RV Short Queen In stock for fast delivery $290
    King In stock for fast delivery $381
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  • Sealy Essentials 8-inch medium-firm tight-top foam mattress, quilted blue-grey top, white sides, navy piping Sealy Essentials Mattress Logo
    • CleanProtect™ Fabric
    • SealyLoft™ Quilt with Moisture Wicking Fibres
    • CertiPUR-US™ SealySupport™ HD Foam
    • CertiPUR-US™ SealySupport™ HD Core
    • SealySupport™ HD Foam
    Single/Twin SOLD OUT
    Double/Full SOLD OUT
    Queen SOLD OUT
    Compare at $999
    Twin XL In stock for fast delivery $382
    King $591
    Online availability icon In-Stock Only 3 left!
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  • Springwall Chiro Medic 8.5-inch medium-firm euro-top mattress, white quilted top, dark sides, silver piping Springwall Chiromedic Mattress Logo
    • 700 Continuous Coil
    • Bio-Foam Comfort Foam with Gel
    • Bio Comfort Quilted Stretch knit surface
    • SpringWALL Edge System
    • Pressure Balancing Design
    Single/Twin $206
    Double/Full In stock for fast delivery $277
    Queen In stock for fast delivery $300
    Compare at $699
    King In stock for fast delivery $428
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  • SPRINGWALL® 7" Medium Firm Tight Top Foam Mattress
    BEST IN CLASS TRENDING LIMITED STOCK
    Springwall 7-inch medium-firm tight-top foam mattress, white cover with grey cloud motifs and charcoal quilted sides Springwall Foam Mattress Collection Logo
    • Bio Comfort Foam Core
    • Gel Quilt Foam
    • Convoluted Bio Comfort Foam
    • Reduced Motion Transfer
    • Made In Canada
    Single/Twin In stock for fast delivery $206
    Twin XL In stock for fast delivery $283
    Double/Full In stock for fast delivery $287
    Queen In stock for fast delivery $335
    Compare at $799
    RV Short Queen In stock for fast delivery $360
    King In stock for fast delivery $476
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  • National Mattress 8-inch medium-firm euro-top foam mattress, white diamond-quilted top, charcoal piping NM Logo
    • High Density Foam Core
    • High Resilience Comfort Foam
    • Soft Luxurious Cotton Cover
    • 5 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery $229
    Twin XL In stock for fast delivery $288
    Double/Full In stock for fast delivery $312
    Queen In stock for fast delivery $338
    Compare at $699
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  • NM Hi-Loft 11" Medium Firm Euro Top Mattress
    BEST SELLING TRENDING LIMITED STOCK
    NM Hi-Loft 12" Medium Firm Euro Top Mattress - 1 NM Hi-Loft Collection Logo
    • 800 Quantum Edge Pocket Coils
    • Quilted Euro-Top Comfort
    • 2″ Bio Foam + 1.25″ Visco Foam
    • Full Lumbar Support Pad
    • Stretchable Double-Jersey Cover
    • 10-Year Warranty
    • Made In Canada
    Single/Twin In stock for fast delivery $304
    Twin XL In stock for fast delivery $333
    Double/Full $338
    Queen $369
    Compare at $799
    King In stock for fast delivery $550
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  • NM Hi-Loft 10" Medium Firm Euro Top Mattress
    BEST IN CLASS BEST SELLING TOP RATED
    National Mattress 10-inch medium-firm euro-top mattress, white quilted top, tall black patterned sides NM Hi-Loft Collection Logo
    • 800 Hi-Loft Pocket Coil
    • Cool Gel infused memory foam
    • Luxurious Knit Fabric
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery SOLD OUT
    Double/Full In stock for fast delivery SOLD OUT
    Queen In stock for fast delivery $387
    Compare at $899
    King In stock for fast delivery $535
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  • NM Cozy 8" Medium Firm Memory Foam Mattress
    CLEARANCE FLASH SALE BEST IN CLASS
    National Mattress 8-inch medium-firm memory-foam mattress, smooth white tight-top, charcoal sides, NM badge NM Cozy Collection Logo
    • High Density Foam Core
    • Cool Gel Memory Foam
    • Hypoallergenic Bamboo Cover
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery $279
    Twin XL In stock for fast delivery $349
    Double/Full In stock for fast delivery $379
    Queen In stock for fast delivery $399
    Compare at $899
    King In stock for fast delivery $579
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  • NM® Cozy Air™ 8" Medium Firm Memory Foam Mattress - 1 NM Cozy Collection Logo
    • 7″ High Density Foam Core
    • 1″ Cool Gel Memory Foam
    • 3D Air-Knit Performance Fabric
    • Foam Core, No Coils
    • Mattress In A Box
    • CertiPUR-US Certified Foams
    • 10 Year Warranty
    • Made In Canada
    Single/Twin In stock for fast delivery $320
    Twin XL In stock for fast delivery $374
    Double/Full In stock for fast delivery $380
    Queen In stock for fast delivery $419
    Compare at $899
    King In stock for fast delivery $602
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  • National Mattress 12-inch medium-firm euro-top mattress, white quilted dome top, black diamond-quilted sides NM Hi-Loft Collection Logo
    • 1000 Hi-Loft Pocket Coil with Foam Encased Perimeter
    • Cool Gel infused memory foam
    • Bio-Foam natural foam content reduces your carbon footprint
    • 10 Year Warranty
    • Made In Toronto, Canada
    Single/Twin In stock for fast delivery $411
    Twin XL In stock for fast delivery $455
    Double/Full In stock for fast delivery $462
    Queen In stock for fast delivery $498
    Compare at $999
    King In stock for fast delivery $698
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  • SEALY® Essentials 11" Medium Firm Tight Top Mattress
    BEST IN CLASS TOP RATED LIMITED STOCK
    Sealy Essentials 11-inch medium-firm tight-top mattress, blue-speckled flat top, white pinstriped sides Sealy Essentials Mattress Logo
    • CleanProtect™ Fabric
    • SealyLoft™ Quilt with Moisture Wicking Fibres
    • CertiPUR-US™ SealySupport™ HD Foam
    • Posture Touch® Pocket Coils
    • EssentialEdge™ Coil Support
    Single/Twin $409
    Twin XL $423
    Double/Full $462
    Queen $505
    Compare at $1,199
    King $675
    Online availability icon Backorder Available
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    Estimated delivery icon Estimated free delivery to M5H 2N1 on Tue, Aug 18
  • Sealy Essentials 10.5-inch medium-firm euro-top foam mattress, blue-speckled top, white sides on black base Sealy Essentials Mattress Logo
    • CleanProtect™ Fabric
    • SealyLoft™ Quilt with Moisture Wicking Fibres
    • CertiPUR-US™ SealySupport™ HD Foam
    • CertiPUR-US™ SealySupport™ HD Core
    • SealySupport™ HD Foam
    Single/Twin $432
    Twin XL In stock for fast delivery $478
    Double/Full $486
    Queen $505
    Compare at $1,199
    King $655
    Online availability icon In-Stock Only 5 left!
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How to Choose the Right Mattress for Back Sleeping

Back sleepers need a mattress that keeps the spine in a neutral, straight line from shoulders to hips without letting the lower back sag or arch. A firm to medium-firm feel (5–8 out of 10 on the firmness scale) works best for most back sleepers because it supports the lumbar curve while still cushioning the shoulders. Among the 130+ back-sleeper models at National Mattress, over 64% of mattresses with zoned lumbar support use targeted coil or foam zones that reinforce the lower back without adding stiffness elsewhere.

Construction type matters as much as firmness. Pocket-coil and hybrid mattresses deliver responsive support that keeps heavier midsections from sinking, while memory foam and latex models contour gently around the spine. Over 90% of back-sleeper mattresses here are compatible with adjustable bases — a popular choice for back sleepers who elevate the head or knees to reduce pressure on the lumbar spine.

🦴

Firm to Medium-Firm Support

Over 82% of our back-sleeper collection is rated firm or medium-firm — the range most recommended for maintaining neutral spinal alignment.

🎯

Zoned Lumbar Support

398 of 621 SKUs feature zoned lumbar support that delivers firmer reinforcement under the lower back and softer cushioning at shoulders.

❄️

Cooling Technology

Back sleepers have more surface contact with the mattress. Over 80% of this collection includes cooling features like gel-infused foam, graphite layers, or breathable coil systems.

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Canadian-Made Quality

91% of back-sleeper mattresses are manufactured in Canadian factories with CertiPUR-US® certified foams, free delivery, and 5–25 year warranty coverage.

Frequently Asked Questions About Mattresses for Back Sleepers

What firmness level is best for back sleepers?
Most back sleepers sleep best on a firm to medium-firm mattress rated 5–8 out of 10. This range supports the natural curve of the lumbar spine without creating pressure points at the shoulders. Lighter back sleepers (under 130 lb) may prefer medium, while heavier sleepers often benefit from extra-firm support.
Which mattress type is best for back sleepers — innerspring, hybrid, or foam?
All three types work well depending on personal preference. Pocket-coil and hybrid mattresses offer responsive support and strong edge stability. Memory foam contours closely to the spine, and latex provides bounce with natural pressure relief. National Mattress carries 130+ back-sleeper models across all four types.
What is zoned lumbar support and why does it matter for back sleepers?
Zoned lumbar support uses firmer materials or thicker coils in the centre third of the mattress to prevent the heavier midsection from sinking. This keeps the spine level from shoulders to hips — the key factor for comfortable back sleeping. Over 64% of our back-sleeper collection includes this feature.
Can I use a back-sleeper mattress on an adjustable base?
Yes — over 90% of back-sleeper mattresses at National Mattress are compatible with adjustable bases. Elevating the head 10–15° or raising the knees can reduce lumbar pressure, making adjustable beds especially popular with back sleepers. Check each product page for the “adjustable base compatible” label.
What brands does National Mattress carry for back sleepers?
The back-sleeper collection spans 10 brands: Serta, Beautyrest, Sealy, Springwall, Tempur-Pedic, Stearns & Foster, Chirofoam, Evergreen, iComfort by Serta, and NM by National Mattress. Queen-size pricing ranges from $150 to $5,690.
Do back-sleeper mattresses ship free across Canada?
Yes. National Mattress offers free express delivery across Canada on all mattress orders. Every back-sleeper mattress also includes a 365-night sleep trial, price match guarantee (match + beat by 10% of the difference), and 5–25 year manufacturer warranty depending on the model.

Not Sure Which Mattress Suits Your Back Sleeping Style?

Our non-commissioned sleep experts can match you to the right firmness and support level — no sales pressure, just honest guidance.

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