Brisbane
15,826 km²
Osaka
225 km²
Australia
Japan
Area Comparison
Brisbane is 70.3x larger than Osaka
Population Comparison
Brisbane has 1.0x fewer people than Osaka
In terms of area, Brisbane is 70.3x the size of Osaka. Brisbane spans 15,826 km² (6,110 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 15,601 km². You could fit Osaka inside Brisbane approximately 70 times.
To put Brisbane's size in perspective, its area of 15,826 km² is about 2.5x the size of Shanghai. Meanwhile, Osaka at 225 km² is roughly the same size as Amsterdam.
Brisbane's footprint is roughly about 2,200,000 American football fields, 150 times the area of Paris, or 130 times the area of San Francisco — pick whichever unit feels intuitive. Osaka works out to about 32,000 American football fields, 110 times the area of Monaco, or 66 times the area of Central Park.
Brisbane is the capital and largest city of the Australian state of Queensland and the third-most populous city in Australia, with a population of approximately 2.8 million. Brisbane lies at the centre of South East Queensland, a bio-geographical and urban region with an estimated population of 4.1 million as of 2024. The central business district is situated within a peninsula of the Brisbane River approximately 15 kilometres (9.3 mi) from its mouth at Moreton Bay.
Known as "Brissy", Brisbane covers 15,826 km² with a population of 2.7 million. The city was established in 1824. Brisbane is known for Brisbane River, South Bank Parklands, Story Bridge, among other attractions.
Brisbane is Queensland's capital and Australia's third-most populous city with around 2.8 million residents.
Osaka is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third-most populous city in Japan, following the special wards of Tokyo and Yokohama. With an estimated population of 2,816,247 as of October 1, 2025 and a population density of about 12,505 people per square kilometer, it is the largest component of the Keihanshin Metropolitan Area, the second-largest metropolitan area in Japan and the 10th-largest urban…
Nicknamed "Nation's Kitchen", Osaka has an area of 225 km² and is home to 2.8 million people. The city dates back to 645. Visitors come for Osaka Castle, Dotonbori district, Universal Studios Japan, and much more. Getting around is easy with the Osaka Metro.
Osaka is the third-most populous city in Japan, following the special wards of Tokyo and Yokohama.
Brisbane has a population density of 171 people per km² — a low-density, sprawling urban area. Osaka, with 12,222 people per km², is an extremely dense urban environment. Osaka is dramatically more crowded, with 71.5x the population density.
Size Ratio
Osaka fits inside Brisbane ~70 times
Density Gap
Osaka is 71.5x more densely populated
History
Osaka is ~1,179 years older
Brisbane covers 15,826 km². Cities with a similar urban footprint include Beijing (16,411 km²), Hangzhou (16,854 km²), Chengdu (14,378 km²), Sydney (12,368 km²), or Xi'an (10,097 km²).
Osaka covers 225 km². Cities with a similar urban footprint include Amsterdam (219 km²), Boston (232 km²), Helsinki (214 km²), Kuala Lumpur (243 km²), or Buenos Aires (203 km²).
The straight-line distance from Brisbane to Osaka is 7,154 km (4,445 miles), with an estimated flight time of ~8h 55m.
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