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Indonesia
Japan
Area Comparison
Jakarta is 2.9x larger than Osaka
Population Comparison
Jakarta has 3.8x more people than Osaka
Yes — Jakarta is 2.9x larger than Osaka by area. Jakarta spans 662 km² (256 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 437 km². You could fit Osaka inside Jakarta approximately 2 times.
To put Jakarta's size in perspective, its area of 662 km² is roughly the same size as Seoul. Meanwhile, Osaka at 225 km² is roughly the same size as Amsterdam.
Indonesia's capital and largest city. Known as "The 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), Old Town (Kota Tua), Street food, among other attractions. The city's main transit system is the Jakarta MRT.
Jakarta is sinking so fast that Indonesia is building a new capital city called Nusantara
Japan's third-largest city and a culinary capital. Often called "The Kitchen of Japan", Osaka has an area of 225 km² and is home to 2.8 million people. It was established in 645. Visitors come for Osaka Castle, Dotonbori district, Street food culture, and much more. Getting around is easy with the Osaka Metro.
Osaka residents spend more on food per capita than any other city in Japan
Looking beyond city limits, the Osaka metropolitan area covers 13,228 km², which is 2.1x larger than greater Jakarta at 6,392 km². The Jakarta metro area is also more populous, with 34.5 million people compared to 19.3 million.
Jakarta has a population density of 15,952 people per km² — an extremely dense urban environment. Osaka, with 12,222 people per km², is an extremely dense urban environment. Both cities have comparable density, though Jakarta is slightly more compact.
Both cities are in Asia, but they represent different national approaches to urban development. Jakarta (Indonesia) and Osaka (Japan) offer a fascinating regional contrast.
Jakarta has a tropical monsoon climate while Osaka experiences humid subtropical conditions. Winters differ dramatically: Jakarta stays around 27°C while Osaka drops to 5°C. When it's noon in Osaka, it's 10:00 AM in Jakarta — a 2-hour time difference.
Size Ratio
Osaka fits inside Jakarta ~2 times
Density Gap
Jakarta is 1.3x more densely populated
History
Osaka is ~882 years older
The straight-line distance from Jakarta to Osaka is 5,452 km (3,387 miles), with an estimated flight time of ~6h 55m. See full distance details, including timezone difference and city facts.
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