Guangzhou
7,434 km²
Osaka
225 km²
China
Japan
Area Comparison
Guangzhou is 33.0x larger than Osaka
Population Comparison
Guangzhou has 6.8x more people than Osaka
In terms of area, Guangzhou is 33.0x the size of Osaka. Guangzhou spans 7,434 km² (2,870 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 7,209 km². You could fit Osaka inside Guangzhou approximately 33 times.
To put Guangzhou's size in perspective, its area of 7,434 km² is about 1.2x the size of Shanghai. Meanwhile, Osaka at 225 km² is roughly the same size as Amsterdam.
In more relatable units, Guangzhou's 7,434 km² is about 1,000,000 American football fields, 130 times the area of Manhattan, or 71 times the area of Paris. For Osaka, that's about 32,000 American football fields, 110 times the area of Monaco, or 66 times the area of Central Park.
Guangzhou, also known as Canton, is the capital and largest city of Guangdong in southern China. Located on the Pearl River, about 120 kilometres (75 mi) northwest of Hong Kong and 145 kilometres (90 mi) north of Macau, Guangzhou has a history of over 2,200 years and was a major terminus of the Silk Road.
Known as "Canton", Guangzhou covers 7,434 km² with a population of 18.7 million. The city was founded around 214 BC. Guangzhou is known for Canton Tower, Chen Clan Ancestral Hall, Shamian Island, among other attractions. The city's main transit system is the Guangzhou Metro.
Guangzhou boasts a history of over 2,200 years and served as a major terminus of the ancient Silk Road
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…
Also known as "Nation's Kitchen", 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, 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.
Looking beyond city limits, the Osaka metropolitan area covers 13,228 km², which is 1.8x larger than greater Guangzhou at 7,434 km². The Osaka metro area is also more populous, with 19.3 million people compared to 18.7 million.
Guangzhou has a population density of 2,513 people per km² — a moderately dense city. Osaka, with 12,222 people per km², is an extremely dense urban environment. Osaka is dramatically more crowded, with 4.9x the population density.
Both cities are in Asia, but they represent different national approaches to urban development. Guangzhou (China) and Osaka (Japan) offer a fascinating regional contrast.
Both cities share a humid subtropical climate, though local geography creates distinct microclimates in each.
Size Ratio
Osaka fits inside Guangzhou ~33 times
Density Gap
Osaka is 4.9x more densely populated
History
Guangzhou is ~859 years older
Guangzhou covers 7,434 km². Cities with a similar urban footprint include Wuhan (8,569 km²), Perth (6,417 km²), Shanghai (6,341 km²), Melbourne (9,993 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 Guangzhou to Osaka is 2,509 km (1,559 miles), with an estimated flight time of ~3h 27m.
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