Sydney vs Belgrade
Sydney is about 34× larger than Belgrade by administrative area. Sydney (Australia) covers 12,145 km² (4,689 mi²) with a population of 5.5 million, while Belgrade (Serbia) covers 360 km² (139 mi²) with 1.2 million residents.
| Metric | Sydney | Belgrade |
|---|---|---|
| Area | 12,145 km² | 360 km² |
| Area (mi²) | 4,689 mi² | 139 mi² |
| Population | 5,450,496 | 1,197,714 |
| Population density | 449 /km² | 3,327 /km² |
| Area ratio | Sydney is ~34× larger by area than Belgrade. | |
Frequently asked questions
Is Sydney bigger than Belgrade?
Yes — Sydney is about 34× larger by area: 12,145 km² vs 360 km².
How big is Sydney?
Sydney, Australia, covers about 12,145 km² (4,689 mi²) of administrative area.
How big is Belgrade?
Belgrade, Serbia, covers about 360 km² (139 mi²) of administrative area.
Which city has more people, Sydney or Belgrade?
Sydney has the larger population: 5.5 million vs 1.2 million. Population density is about 449 people/km² in Sydney and 3,327 people/km² in Belgrade.
City boundaries from OpenStreetMap. Last updated 2026-08-18.
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