Sydney vs São Paulo
Sydney is about 8.0× larger than São Paulo by administrative area. Sydney (Australia) covers 12,145 km² (4,689 mi²) with a population of 5.5 million, while São Paulo (Brazil) covers 1,523 km² (588 mi²) with 11.5 million residents.
| Metric | Sydney | São Paulo |
|---|---|---|
| Area | 12,145 km² | 1,523 km² |
| Area (mi²) | 4,689 mi² | 588 mi² |
| Population | 5,450,496 | 11,451,999 |
| Population density | 449 /km² | 7,519 /km² |
| Area ratio | Sydney is ~8.0× larger by area than São Paulo. | |
Frequently asked questions
Is Sydney bigger than São Paulo?
Yes — Sydney is about 8.0× larger by area: 12,145 km² vs 1,523 km².
How big is Sydney?
Sydney, Australia, covers about 12,145 km² (4,689 mi²) of administrative area.
How big is São Paulo?
São Paulo, Brazil, covers about 1,523 km² (588 mi²) of administrative area.
Which city has more people, Sydney or São Paulo?
São Paulo has the larger population: 11.5 million vs 5.5 million. Population density is about 449 people/km² in Sydney and 7,519 people/km² in São Paulo.
City boundaries from OpenStreetMap. Last updated 2026-08-19.
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