Jakarta
662 km²
Sydney
12,368 km²
Indonesia
Australia
Area Comparison
Jakarta is 18.7x smaller than Sydney
Population Comparison
Jakarta has 2.0x more people than Sydney
In terms of area, Sydney is 18.7x the size of Jakarta. Sydney spans 12,368 km² (4,775 mi²) while Jakarta covers 662 km² (256 mi²) — a difference of 11,706 km². You could fit Jakarta inside Sydney approximately 18 times.
To put Jakarta's size in perspective, its area of 662 km² is roughly the same size as Seoul. Meanwhile, Sydney at 12,368 km² is about 2.0x the size of Shanghai.
Picture Jakarta another way: its area is large enough to fit about 93,000 American football fields, 190 times the area of Central Park, or 11 times the area of Manhattan. Sydney works out to about 1,700,000 American football fields, 120 times the area of Paris, or 100 times the area of San Francisco.
Jakarta, officially the Special Capital Region of Jakarta, is the de facto capital and largest city of Indonesia, with administrative status equivalent to a province. It lies on the northwestern coast of Java, borders the provinces of West Java and Banten, and faces the Java Sea to the north. Jakarta itself covers about 662 square kilometres, but the wider Jakarta metropolitan area—locally known as Jabodetabek—is among the largest urban agglomerations in the world.
Known as "Big Durian", Jakarta covers 662 km² with a population of 10.6 million. The city was established in 1527. Jakarta is known for National Monument Monas, Istiqlal Mosque, Kota Tua old town, among other attractions. The city's main transit system is the Jakarta MRT.
Jakarta has administrative status equivalent to a province as the Special Capital Region of Indonesia.
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. Its history stretches back to 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.
Looking beyond city limits, the Sydney metropolitan area covers 12,368 km², which is 1.9x larger than greater Jakarta at 6,392 km². The Jakarta metro area is also more populous, with 34.5 million people compared to 5.3 million.
Jakarta has a population density of 15,952 people per km² — an extremely dense urban environment. Sydney, with 429 people per km², is a low-density, sprawling urban area. Jakarta is dramatically more crowded, with 37.2x the population density.
This comparison spans continents — Jakarta in Asia versus Sydney in Oceania. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Jakarta has a tropical monsoon climate while Sydney experiences humid subtropical conditions. When it's noon in Sydney, it's 9:00 AM in Jakarta — a 3-hour time difference.
Size Ratio
Jakarta fits inside Sydney ~18 times
Density Gap
Jakarta is 37.2x more densely populated
Time Difference
3 hours apart
History
Jakarta is ~261 years older
Jakarta covers 662 km². Cities with a similar urban footprint include Hyderabad (650 km²), Toronto (630 km²), Nairobi (696 km²), Chicago (606 km²), or Seoul (605 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 Jakarta to Sydney is 5,496 km (3,415 miles), with an estimated flight time of ~6h 58m.
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