Brussels
161 km²
Sydney
12,368 km²
Belgium
Australia
Area Comparison
Brussels is 76.8x smaller than Sydney
Population Comparison
Brussels has 4.2x fewer people than Sydney
Sydney is significantly larger, covering 76.8 times the area of Brussels. Sydney spans 12,368 km² (4,775 mi²) while Brussels covers 161 km² (62 mi²) — a difference of 12,207 km². You could fit Brussels inside Sydney approximately 76 times.
To put Brussels's size in perspective, its area of 161 km² is roughly the same size as Washington D.C.. Meanwhile, Sydney at 12,368 km² is about 2.0x the size of Shanghai.
In more relatable units, Brussels's 161 km² is about 23,000 American football fields, 80 times the area of Monaco, or 47 times the area of Central Park. For Sydney, that's about 1,700,000 American football fields, 120 times the area of Paris, or 100 times the area of San Francisco.
Brussels, officially the Brussels-Capital Region, is a region of Belgium comprising 19 municipalities, including the City of Brussels, which is the capital of Belgium. The Brussels-Capital Region is located in the central portion of the country. It is a part of both the French Community of Belgium and the Flemish Community, and is separate from the Flemish Region (Flanders), within which it forms an enclave, and the Walloon Region (Wallonia), located less than 4 km (2.5 mi) south.
Known as "Capital of Europe", Brussels covers 161 km² with a population of 1.3 million. The city was established in 1989. Brussels is known for Grand Place, Manneken Pis, Atomium, among other attractions.
The Brussels-Capital Region comprises 19 municipalities and forms an enclave entirely within the Flemish Region.
Sydney is the capital city of the state of New South Wales, and is the most populous city in Australia. Located on Australia's east coast, the metropolis surrounds Sydney Harbour and extends about 80 kilometres (50 mi) from the Pacific Ocean in the east to the Blue Mountains in the west, and about 80 kilometres (50 mi) from Ku-ring-gai Chase National Park and the Hawkesbury River in the north and north-west, to the Royal National Park and Macarthur in the south and south-west.
Also known as "Sydneysiders", Sydney has an area of 12,368 km² and is home to 5.3 million people. It was established in 1788. Visitors come for Sydney Opera House, Sydney Harbour Bridge, Bondi Beach, and much more. Getting around is easy with the Sydney Trains.
Sydney stretches roughly 80 km from the Pacific Ocean in the east to the Blue Mountains in the west.
Brussels has a population density of 7,826 people per km² — a densely populated city. Sydney, with 429 people per km², is a low-density, sprawling urban area. Brussels is dramatically more crowded, with 18.2x the population density.
Size Ratio
Brussels fits inside Sydney ~76 times
Density Gap
Brussels is 18.2x more densely populated
History
Sydney is ~201 years older
Brussels covers 161 km². Cities with a similar urban footprint include Minneapolis (149 km²), Washington D.C. (177 km²), Miami (143 km²), Stockholm (188 km²), or Buenos Aires (203 km²).
Sydney covers 12,368 km². Cities with a similar urban footprint include Chengdu (14,378 km²), Xi'an (10,097 km²), Melbourne (9,993 km²), Brisbane (15,826 km²), or Beijing (16,411 km²).
The straight-line distance from Brussels to Sydney is 16,745 km (10,405 miles), with an estimated flight time of ~20h 12m.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.