Great Value Serta Queen Side Sleeper Adjustable Base Compatible All Mattresses

Great Value mattresses deliver dependable comfort and support at our most affordable prices — a smart pick for guest rooms, kids' rooms, students, and budget-minded shoppers. Compare every great-value option below by brand, type, and feel.
Serta mattresses balance comfort and support with cooling-gel foams and proven coil systems, from a name trusted in Canadian bedrooms for decades. Compare every option below by feel, size, and price.
Side sleepers need a mattress that cushions the shoulders and hips while keeping the spine aligned — usually a plush to medium feel with strong pressure relief and contouring. The options below help side sleepers avoid shoulder and hip pain. Compare them by brand, feel, and profile.
These mattresses are built to flex with adjustable bed bases — bending smoothly at the head and foot without damage — so you can raise, recline, and find your ideal position. Compare every adjustable-base-compatible option below by brand, type, and feel.

Shop 200+ mattresses from Serta, Beautyrest, Sealy, Tempur-Pedic, Springwall, and Stearns & Foster at National Mattress — available in Single/Twin through King sizes from $99 to $6,640. Choose from innerspring, euro-top, memory foam, hybrid, and latex constructions in four firmness levels from extra firm to plush. Every mattress is manufactured in Canadian factories using CertiPUR-US® certified foams and ships free across Canada with a 365-night sleep trial, price match guarantee, and manufacturer warranty coverage up to 25 years.

Great Value Serta Queen Side Sleeper Adjustable Base Compatible All Mattresses
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Clear all Great Value Serta Queen Side Sleeper Compatible with Adjustable Bed Base

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  • SERTA® Classic® 11" Plush Euro Top Mattress - Queen
    BEST IN CLASS BEST SELLING
    SERTA® Classic® 11" Plush Euro Top Mattress - Queen SERTA® Classic® 11" Plush Euro Top Mattress - Queen brand icon
    PLUSH
    • 800 Edition Custom Support Coil System
    • 3 Zone Body Support
    • Serta® PillowSoft® Foam
    • Serta® Anti-Microbial Fibre Technology
    • Serta® Best Edge® Foam Encasement
    • Designed and Made in Canada
    Queen $497
    Compare at $1,499
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery on Tuesday, Jun 23
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  • SERTA® Modern Series™ 10" Medium Firm Gel Foam Mattress - Queen
    LIMITED STOCK
    SERTA® Modern Series™ 10" Medium Firm Gel Foam Mattress - Queen SERTA® Modern Series™ 10" Medium Firm Gel Foam Mattress - Queen brand icon
    MEDIUM
    • 10 Inch Model with Double Layers of Comfort
    • Serta CoolWick Breathable Cover
    • PureComfort Gel Foam with PureComfort Foam Support Core
    • Designed and Built in Canada
    Queen $568
    Compare at $1,599
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery on Tuesday, Jun 23
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  • SERTA® Classic® 12.5" Medium Euro Top Mattress - Queen
    SERTA® Classic® 12.5" Medium Euro Top Mattress - Queen SERTA® Classic® 12.5" Medium Euro Top Mattress - Queen brand icon
    MEDIUM
    • 800 Edition Custom Support Coil System
    • 3 Zone Body Support + Serta® Support Gel Foam
    • Cool Twist® Gel Memory Foam + Serta® PillowSoft® Foam
    • Serta® Anti-Microbial Fibre Technology
    • Serta® Best Edge® Foam Encasement
    • Designed and Made in Canada
    Queen In stock for fast delivery $696
    Compare at $1,799
    Online availability icon In-Stock Only 5 left!
    In-Store availability icon On Display:
    Free delivery availability icon Free delivery as soon as Tomorrow, Jun 7
    Pickup available icon Only Pickup available to
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  • SERTA® Classic® 12.5" Luxury Plush Euro Top Mattress - Queen
    LIMITED STOCK
    SERTA® Classic® 12.5" Luxury Plush Euro Top Mattress - Queen SERTA® Classic® 12.5" Luxury Plush Euro Top Mattress - Queen brand icon
    PLUSH
    • 800 Edition Custom Support Coil System
    • 3 Zone Body Support 
    • Cool Twist® Gel Memory Foam + Serta® PillowSoft® Gel Foam
    • Serta® Anti-Microbial Fibre Technology
    • Serta® Best Edge® Foam Encasement
    • Designed and Made in Canada
    Queen $696
    Compare at $1,799
    Online availability icon Backorder Available
    In-Store availability icon On Display:
    Estimated delivery icon Estimated free delivery on Tuesday, Jun 23
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Upgrade your sleep at National Mattress

Discover a mattress that transforms your sleep into a truly rejuvenating experience. We offer a wide variety of options to suit every sleep style and preference, ensuring a better night's sleep.

Why Choose Us?

  • Variety: From plush to firm, we have options for every body type and sleep style.
  • Quality: Trusted brands and top-notch materials for long-lasting comfort.
  • Sleep Trials & Warranties: Enjoy peace of mind with flexible trials and warranties.
  • Expert Advice: Get personalized recommendations from our sleep specialists.

Mattress Selection Includes

  • Memory Foam: Contours to your body for personalized comfort and pressure relief.
  • Hybrid: Combines responsive springs with foam for balanced support and comfort.
  • Innerspring: Provides firm support, bounce, and cooling airflow.
  • Latex: Hypoallergenic, eco-friendly, and exceptionally comfortable.
  • Adjustable Beds: Customize your sleep position for optimal comfort.
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