Australian bed and mattress sizes
Australian bed sizes are measured in centimetres, width by length. Use this guide to work out which size suits your room and the sleeper before you choose a mattress or bed frame.
| Size | Width by length | Best for | Our mattresses |
|---|---|---|---|
| SingleKids' rooms, single sleepers, compact spaces | 92 × 187 cm | Kids' rooms, single sleepers, compact spaces | 5 models |
| King SingleGrowing kids and teens, small guest rooms | 105.5 × 203 cm | Growing kids and teens, small guest rooms | 3 models |
| DoubleCouples or solo sleepers wanting more room | 138 × 190 cm | Couples or solo sleepers wanting more room | 4 models |
| QueenThe most common size for main bedrooms | 153 × 203 cm | The most common size for main bedrooms | 5 models |
| KingMaximum space for couples, larger main bedrooms | 183 × 203 cm | Maximum space for couples, larger main bedrooms | 5 models |
Individual products can vary slightly by model, so check the size options on each product page.
Bed size questions
What size is a Queen bed in Australia?
A Queen bed is 153 × 203 cm, width by length. It is the most common size for main bedrooms.
What size is a King Single bed?
A King Single is 105.5 × 203 cm. It is the same length as a Queen or King, so it suits growing kids and teens.
Is a Queen bigger than a Double?
Yes. A Queen is 15 cm wider and 13 cm longer than a Double (153 × 203 cm against 138 × 190 cm).
What is the difference between a King Single and a Double?
A Double is wider, but a King Single is longer: 32.5 cm narrower and 13 cm longer. Pick a King Single for a tall sleeper in a narrow room, and a Double when width matters more.
How much bigger is a King than a Queen?
A King is 30 cm wider and the same length than a Queen (183 × 203 cm against 153 × 203 cm).
Is a King Single bigger than a Single?
Yes. A King Single is 13.5 cm wider and 16 cm longer than a Single (105.5 × 203 cm against 92 × 187 cm).
Not sure which firmness to pick once you know the size? Read how to choose a mattress, or take the mattress quiz.