King mattress Australian Standard Size – 2030 x 1820 mm. This is 6’8″ x 6’0″. You will gain any length by going from queen to king. King mattresses are however 30 cm wider than a queen which is fairly substantial. It is great when you have a young family the little ones want to climb in the bed in the middle of the night. Because of its width, the king mattress provides the most undisturbed sleep. Therefore, there will be the least amount of partner disturbance.
King mattress base are slightly different from other sizes. The king bases are in pairs. They are generally two long singles. For this reason, the king bases are generally easier to transport and carry it up tight stairs.