Our king mattress range features some of the best quality king size mattress models on the market. Shop from a huge range of options knowing that they all adhere to standard king mattress dimensions. It’s important to find the best king size bed mattress that’s perfect for you, but also fits into your bedroom. Experience the sleep of your dreams - buy now.

King Size Mattresses

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OMF SALE
Urban Support

Original Mattress Factory Australia

$1,649 $3,298

    OMF SALE
    Urban Plush

    Original Mattress Factory Australia

    $1,649 $3,298

      OMF SALE
      Mandalay Bay Plush Mattress

      Original Mattress Factory Australia

      $1,975 $3,798

        OMF SALE
        Mandalay Bay Support Mattress

        Original Mattress Factory Australia

        $1,975 $3,798

          OMF SALE
          Byron Plush

          Original Mattress Factory Australia

          $1,344 $2,488

            OMF SALE
            Byron Support

            Original Mattress Factory Australia

            $1,344 $2,488

              OMF SALE
              BC7 Support

              Original Mattress Factory Australia

              $764 $1,698

                OMF SALE
                Saint Barth

                Original Mattress Factory Australia

                $2,437 $4,598

                  Rejuvenate 2.0

                  Original Mattress Factory Australia

                  $598

                    OMF SALE
                    Back Supporter Mattress

                    Original Mattress Factory Australia

                    $1,494 $2,988

                      OMF SALE
                      Saint Tropez

                      Original Mattress Factory Australia

                      $2,437 $4,598

                        OMF SALE
                        BC7 Plush

                        Original Mattress Factory Australia

                        $764 $1,698

                          OMF SALE
                          Recovery 7 Support Mattress

                          Original Mattress Factory Australia

                          $1,169 $2,598

                            OMF SALE
                            Pure Plush Mattress

                            Original Mattress Factory Australia

                            $1,649 $3,298

                              Revivify Support Mattress

                              Original Mattress Factory Australia

                              $498

                                OMF SALE
                                Saint Kitts

                                Original Mattress Factory Australia

                                $2,437 $4,598

                                  Supportex

                                  Original Mattress Factory Australia

                                  $798

                                    OMF SALE
                                    Pure Support Mattress

                                    Original Mattress Factory Australia

                                    $1,484 $3,298

                                      OMF SALE
                                      Recovery 7 Medium Mattress

                                      Original Mattress Factory Australia

                                      $1,169 $2,598

                                        iContour GT8 Mattress

                                        Original Mattress Factory Australia

                                        $298

                                          OMF SALE
                                          Refresh Mattress Firm

                                          Original Mattress Factory Australia

                                          $1,236 $2,288

                                            Runout
                                            Atlantic Plush

                                            Original Mattress Factory Australia

                                            $1,298 $1,698

                                              Runout
                                              Atlantic Support

                                              Original Mattress Factory Australia

                                              $1,298 $2,598

                                                OMF SALE
                                                Noosa Firm Mattress

                                                Original Mattress Factory Australia

                                                $1,619 $2,698