EOFY King Mattress Sale

Koala’s EOFY King Mattress Sale 2026 is your chance to save on roomy king mattresses built for deeper, more comfortable sleep. Shop limited-time offers on king-size sleep upgrades made for Australian bedrooms.

 
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  • Save 30%
    Luxe comfort
    Modern bedroom with a beige upholstered bed, featuring a Koala mattress and assorted pillows. Minimalist decor on grey walls and wooden side table.
    Modern bedroom with a light grey upholstered bed, featuring a white mattress, brown and grey cushions, and minimalist decor against grey walls.
    Mattress infographic on dark green background detailing a seven-zone support core for head to feet; emphasises contouring to body curves.
    Koala Luxe Mattress

    Koala Luxe Mattress

    (797 reviews)

    Koala Luxe Mattress

    Ultimate luxury comfort & support

    King • 4 Sizes
    Save $838
    $1,952
    $2,790 $1,952
    Sale
  • Save 30%
    Classic comfort
    Modern bedroom with a wooden bed frame, light green mattress, and neutral bedding. Artworks and decor on white walls, and a side table.
    Wooden bed frame with a mint green mattress, white pillows, and beige bedding. Minimalist decor includes framed art and a side table.
    Mattress with essential ergonomic support features, highlighting three zones: shoulders, hips, and legs. Text on muted green background.
    Koala Mattress

    Koala Mattress

    (2794 reviews)

    Koala Mattress

    Bestseller for comfort & support

    King • 5 Sizes
    Save $447
    $1,043
    $1,490 $1,043
    Sale
  • Save 30%
    Premium comfort
    Modern bedroom with a thick mattress on a wooden bed frame. Light grey walls, a stone side table, white lamp, and green decor accents.
    Modern bedroom with a thick mattress on a wooden bed frame. Light grey walls, a stone side table, white lamp, and green decor accents.
    Mattress with advanced ergonomic support, featuring a white and grey five-zone design for tailored body contouring.
    Koala Plus Mattress

    Koala Plus Mattress

    (1338 reviews)

    Koala Plus Mattress

    Advanced cooling & pressure relief

    King • 6 Sizes
    Save $599
    $1,391
    $1,990 $1,391
    Sale
  • Save 30%
    Ultimate cooling
    Koala Polar+ Mattress
    A modern bedroom with a wooden bed frame, green mattress, white and green pillows, and neutral decor.
    Image of a mattress with five-zone ergonomic support for shoulders, back, hips, knees, and legs. Text highlights its contouring features.
    Koala Polar+ Mattress

    Koala Polar+ Mattress

    (1338 reviews)

    Koala Polar+ Mattress

    Our coolest mattress for hot sleepers

    King • 2 Sizes
    Save $689
    $1,601
    $2,290 $1,601
    Sale
  • Save 30%
    Standard comfort
    Modern bedroom with a wooden bed frame, grey mattress, blue and beige pillows, abstract art on the wall, and a green lamp.
    Modern bedroom with wooden bed frame, white and blue bedding. Abstract blue art on wall, grey floor lamp, and potted plant in the corner.
    Mattress with grey layers, promoting essential ergonomic support. Highlights three zones for shoulders, hips, and legs to fit body curves.
    Koala SE Mattress

    Koala SE Mattress

    (875 reviews)

    Koala SE Mattress

    Value pick for comfort & support

    King • 5 Sizes
    Save $357
    $833
    $1,190 $833
    Sale

Shop EOFY King Mattress Deals

King Mattress Offers Worth Jumping On

The EOFY King Mattress Sale brings together king-size options for sleepers who want more room to stretch out and switch off properly. Whether you are upgrading your main bedroom or replacing an older mattress, these sale picks make better sleep feel a lot more tempting.

Promotional King Mattress Deals For Bigger Sleep Setups

A good EOFY king mattress sale is about more than a discount. It is the right time to move to a mattress that feels more supportive, more comfortable and better suited to everyday sleep. If a king bed upgrade has been on your list, this is the page to keep an eye on.

Shop similar collections: EOFY Mattresses Sale | EOFY Queen Mattress Sale | EOFY Bed Frame Sale | EOFY Sofa Beds Sale

EOFY Savings On King-Size Comfort

Koala’s EOFY King Mattress Sale 2026 makes it easy to shop limited-time offers on spacious, supportive mattresses before the financial year wraps up. Explore the range and lock in a king-size upgrade while the deals are live.

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