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King Medium Mattresses With Low Motion Transfer

King mattresses measure 76" × 80" — the widest standard size, giving each partner the same personal space as a twin. They're the top choice for couples who want maximum room, families who co-sleep, and larger master bedrooms. Compare every king option below by brand, feel, and price.
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 low motion transfer mattresses at National Mattress, with a wide range of models from Beautyrest, Sealy, Serta, Springwall, Tempur-Pedic, Stearns & Foster, iComfort, Chirofoam, Evergreen, and NM in Twin through King sizes across a range of budgets. Choose from memory foam, hybrid, latex, eurotop, and tight-top constructions in Extra Firm, Firm, Medium, and Plush comfort levels, all engineered with individually wrapped pocketed coils, high-density foam, or natural latex to absorb movement and prevent partner disturbance. Over 90% are manufactured in Canadian factories with CertiPUR-US® certified foams, manufacturer warranty coverage, free express delivery across Canada, and a 365-night sleep trial.

King Medium Low Motion Transfer
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  • Tempur-Pedic Tempur-Align 2.0 10-inch medium firm memory foam mattress, white wave-knit top on navy base Tempurpedic Luxury Memory Foam Mattress Logo
    • Premium Fabric Cover
    • TEMPUR® Material
    • New generation 2.0 enhancements
    • Voted Product Of The Year
    King $2,849
    Compare at $4,099
    Online availability icon Backorder Available
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    Estimated delivery icon Estimated free delivery to M5H 2N1 on Tue, Sep 29
  • Beautyrest Centennial 15.5-inch pillow top medium-firm mattress, black sparkled pillow top with grey sides Beautyrest Centennial Luxury Mattress Logo
    • 1850 T3 Triple Stranded Pocketed Coil® and Micro Coil Technology
    • SurfaceTouch™ Gel Memory Foam
    • Self-Response™ Latex
    • Beautyrest® Gel Memory Foam
    • Beautyrest® Gel Support Foam
    • Sleep Climate™ Surface enhanced with cooling yarn
    King $2,959
    Compare at $4,199
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery to M5H 2N1 on Tue, Sep 29
  • MLILY WellFlex 3.0 12" Plush Memory Foam Mattress, blue-tabbed white top, wave-embossed cover over charcoal base MLILY® WellFlex collection logo
    • Gel AeroFusion® Memory Foam
    • BioBreeze™ Memory Foam
    • Liquid Gel CoolFlex™ Foam
    • Cooling Organic Knit Cover
    • Flex Support Base Foam
    • 10 Year Warranty
    King $2,999
    Compare at $3,299
    Online availability icon Backorder Available
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    Estimated delivery icon Estimated free delivery to M5H 2N1 on Tue, Sep 29
  • Beautyrest Centennial 14.5-inch medium-firm tight-top mattress, black gold-flecked top, charcoal quilted sides Beautyrest Centennial Luxury Mattress Logo
    • 2850 T3 Triple Stranded Pocketed Coil® and Micro Coil Technology
    • SurfaceTouch™ Gel Memory Foam
    • Self-Response™ Latex
    • Micro Diamond™ Memory Foam
    • Beautyrest® Gel Comfort Foam
    • Sleep Climate™ Surface enhanced with cooling yarn
    King $3,159
    Compare at $4,499
    Online availability icon Backorder Available
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    Estimated delivery icon Estimated free delivery to M5H 2N1 on Tue, Sep 29
  • Stearns & Foster Lux Estate 16-inch medium-firm euro-top mattress, teal damask top, navy sides, coral tabs Stearns & Foster Lux Estate Luxury Mattress Logo
    • Indulge Quilt With Silk & Wool Fibres
    • Cooling Fibres With Tencel™
    • PrecisionMatch™ Memory Foam
    • Supportive Latex Comfort Layer
    • PrimaSense™ Gel Infused Comfort Layers
    • Intellicoil® Innerspring (Pocket Coil) With Intellicoil® Micro HD
    • Handmade By Certified Master Craftsman
    King $3,349
    Compare at $5,499
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    Estimated delivery icon Estimated free delivery to M5H 2N1 on Tue, Sep 29
  • MLILY® ChiroPro 1.0 13" Firm Hybrid Mattress - 1 MLILY® ChiroPro collection logo
    • 3-Zone Individually Pocketed Spring System
    • Knit Cover with ContourFit Design
    • Gel AeroFusion® Memory Foam
    • Gentle Flex Foam
    • 10 Year Warranty
    King $3,399
    Compare at $3,799
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery to M5H 2N1 on Tue, Sep 29
  • Beautyrest Centennial 16.5-inch medium-firm super-pillow-top mattress, black gold-flecked top, charcoal sides Beautyrest Centennial Luxury Mattress Logo
    • 2850 T3 Triple Stranded Pocketed Coil® and Micro Coil Technology
    • SurfaceTouch™ Gel Memory Foam
    • Self-Response™ Latex
    • Micro Diamond™ Memory Foam
    • Beautyrest® Gel Memory Foam
    • Sleep Climate™ Surface enhanced with cooling yarn
    King $3,599
    Compare at $5,099
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery to M5H 2N1 on Tue, Sep 29
  • MLILY® Midnight 3.0 12" Plush Hybrid Mattress - 1 MLILY® Midnight collection logo
    • Individually Pocketed Spring System
    • Patterned Knit Cover
    • Copper Gel AeroFusion® Memory Foam
    • Latex-Like AdaptiFoam®
    • Liquid Gel CoolFlex™ Foam
    • 10 Year Warranty
    King $3,699
    Compare at $4,099
    Online availability icon Backorder Available
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    Estimated delivery icon Estimated free delivery to M5H 2N1 on Tue, Sep 29
  • MARSHALL Assured 15.5" Euro Top Luxury Firm Mattress, rounded white euro-top, grey trellis border, on a base Marshall® Assured Series collection logo
    • 842 Tempered Pocketed Coil System
    • Luxury-Firm Euro Top
    • Luxury Firm TerraPur™ Latex
    • Dual Luxury Firm Aireluxe™ Foam
    • Wool, Eucalyptus & Copper Knit Cover
    • Hand-Tufted Construction
    • 10 Year Warranty
    • Made In Canada
    King $4,000
    Compare at $6,199
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery to M5H 2N1 on Tue, Sep 29
  • Tempur-Pedic Tempur-ProAlign 2.0 12-inch medium firm memory foam mattress, blue swirl-knit top on navy base Tempurpedic Luxury Memory Foam Mattress Logo
    • Cool-To-The-Touch Removeable Cover
    • High-Stretch Performance Panel
    • TEMPUR-APR+™ Material
    • TEMPUR® Material
    • TEMPUR® Support Layer
    King In stock for fast delivery $4,049
    Compare at $5,999
    Online availability icon In-Stock Only 1 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery to M5H 2N1 as soon as Tomorrow, Sep 14
    Pickup available icon Only Pickup available to
    M5H 2N1
  • TEMPUR-PEDIC® Tempur-ProAlign® 2.0 12" Medium Hybrid Mattress - 1 Tempurpedic Luxury Memory Foam Mattress Logo
    • 1000+ Premium Spring Coils
    • TEMPUR-ES® Comfort Layer
    • TEMPUR-APR™ Support Layer
    • Easy Refresh Washable Cooling Cover
    • 10 Year Warranty
    King $4,599
    Compare at $8,599
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How to Choose a Low Motion Transfer Mattress

Motion transfer occurs when movement on one side of the mattress travels across the surface and disturbs a sleeping partner. The best low motion transfer mattresses absorb and isolate movement using materials such as memory foam, dense polyfoam, natural latex, and individually wrapped pocketed coils, each coil compresses independently rather than transferring force to neighbouring springs. At National Mattress, over 90% of our low motion transfer models are manufactured in Canadian factories, and 95% are compatible with adjustable bed bases.

When comparing options, consider your construction preference: all-foam mattresses (including memory foam and latex) typically offer the strongest motion isolation, while hybrid mattresses with pocketed coils balance isolation with airflow and responsiveness. Firmness also plays a role, plush and medium models tend to absorb more movement, though firm options with high-density foam can still isolate motion effectively. Look for CertiPUR-US® certified foams to ensure low-VOC, independently tested materials.

🛏️

Pocketed Coil Isolation

Individually wrapped coils compress independently, preventing movement from rippling across the bed, ideal for couples and light sleepers.

🧱

Memory Foam Absorption

Memory foam contours to body weight and absorbs vibrations at the source, making it one of the top materials for motion isolation.

🌳

Latex Resilience

Natural latex isolates movement while remaining responsive and breathable, a strong choice for sleepers who want isolation without a slow-sinking feel.

🍁

Canadian-Made Quality

Over 90% of our low motion transfer mattresses are manufactured in Canada with CertiPUR-US® certified foams and warranty coverage.

Frequently Asked Questions About Low Motion Transfer Mattresses

What type of mattress is best for reducing motion transfer?
All-foam mattresses, particularly memory foam and natural latex, generally provide the strongest motion isolation because foam absorbs vibrations rather than transmitting them. Hybrid mattresses with individually wrapped pocketed coils also perform well, offering isolation with added airflow and support.
Are low motion transfer mattresses good for couples?
Yes, low motion transfer mattresses are specifically designed to prevent one partner’s movements from disturbing the other. They’re ideal for couples with different schedules, light sleepers, and anyone who shares a bed. National Mattress offers a wide range of motion-isolating models in Queen and King sizes.
Can I use a low motion transfer mattress on an adjustable base?
Yes. Over 95% of our low motion transfer mattresses are compatible with adjustable bed bases. All-foam, latex, and hybrid models flex naturally with adjustable frames. Check each product listing for confirmed compatibility, or ask our sleep experts for guidance.
Do low motion transfer mattresses come with a sleep trial?
National Mattress offers a 365-night sleep trial so you can test motion isolation in your own home. If the mattress doesn’t meet your expectations, you can exchange or return it. All orders also include free express delivery across Canada and a price match guarantee.
Does firmness affect motion isolation?
Firmness influences but does not determine motion isolation, construction matters more. Plush and medium mattresses tend to absorb slightly more movement, but firm models with high-density foam or pocketed coils also isolate motion effectively. National Mattress carries low motion transfer options in Extra Firm, Firm, Medium, and Plush.
What brands offer low motion transfer mattresses at National Mattress?
Our low motion transfer collection spans 10 brands: Beautyrest, Sealy, Serta, Springwall, Tempur-Pedic, Stearns & Foster, iComfort, Chirofoam, Evergreen, and NM. Prices run from budget-friendly to luxury across all sizes.

Not Sure Which Mattress Reduces Motion Best?

Our non-commissioned sleep experts can help you find the right balance of motion isolation, comfort, and support, no sales pressure, just honest guidance.

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