Canberra
21 km²
Sydney
1,378 km²
City Map Compare/Canberra vs Sydneyvs
vs
5 km
Sydney covers 1,378 km² of contiguous built-up land, 66× the built-up area of Canberra (21 km²).
| Canberra | Sydney | |
|---|---|---|
| Urban area | Canberra | Sydney |
| Population (2025) | 55,458 | 4.38 million |
| Built-up area | 21 km² | 1,378 km² |
| Density | 2,641 /km² | 3,175 /km² |
Urban area = contiguous built-up land and the people living in it in 2025, drawn the same way for every city regardless of administrative boundaries. Source: GHSL Urban Centre Database R2024A, European Commission, Joint Research Centre (CC BY 4.0); some names adjusted to the city names people use, and country attribution follows the dataset.