Buenos Aires
203 km²
Chengdu
14,378 km²
Argentina
People's Republic of China
Area Comparison
Buenos Aires is 70.8x smaller than Chengdu
Population Comparison
Buenos Aires has 6.8x fewer people than Chengdu
In terms of area, Chengdu is 70.8x the size of Buenos Aires. Chengdu spans 14,378 km² (5,551 mi²) while Buenos Aires covers 203 km² (78 mi²) — a difference of 14,175 km². You could fit Buenos Aires inside Chengdu approximately 70 times.
To put Buenos Aires's size in perspective, its area of 203 km² is roughly the same size as Amsterdam. Meanwhile, Chengdu at 14,378 km² is about 2.3x the size of Shanghai.
Picture Buenos Aires another way: its area is large enough to fit about 28,000 American football fields, 100 times the area of Monaco, or 60 times the area of Central Park. For Chengdu, that's about 2,000,000 American football fields, 140 times the area of Paris, or 120 times the area of San Francisco.
Buenos Aires, officially the Autonomous City of Buenos Aires, is the capital and largest city of Argentina. It is located on the southwest of the Río de la Plata. Buenos Aires is classified as an Alpha− global city, according to the GaWC 2024 ranking. The city proper has a population of 3.1 million and its urban area has a population of 16.7 million, making it the 21st most populous metropolitan area in the world.
Known as "Paris of South America", Buenos Aires covers 203 km² with a population of 3.1 million. The city was established in 1536. Buenos Aires is known for La Boca's Caminito, Recoleta Cemetery, Teatro Colón, among other attractions. The city's main transit system is the Buenos Aires Subte.
Buenos Aires is classified as an Alpha− global city according to the GaWC 2024 ranking.
Chengdu is the capital city of the Chinese province of Sichuan. With a population of 20,937,757 at the 2020 census, it is the fourth most populous city in China, and it is the only city with a population of over 20 million apart from provincial-level municipalities. It is traditionally the hub of Western China.
Nicknamed "Land of Abundance", Chengdu has an area of 14,378 km² and is home to 20.9 million people. Its history stretches back to 310 BC. Visitors come for Giant Panda Breeding Base, Jinli Ancient Street, Wuhou Shrine, and much more.
Chengdu has a population of over 20.9 million, making it the fourth most populous city in China.
Buenos Aires has a population density of 15,074 people per km² — an extremely dense urban environment. Chengdu, with 1,456 people per km², is a relatively spread-out city. Buenos Aires is dramatically more crowded, with 10.4x the population density.
Size Ratio
Buenos Aires fits inside Chengdu ~70 times
Density Gap
Buenos Aires is 10.4x more densely populated
History
Chengdu is ~1,846 years older
Buenos Aires covers 203 km². Cities with a similar urban footprint include Helsinki (214 km²), Amsterdam (219 km²), Stockholm (188 km²), Osaka (225 km²), or Boston (232 km²).
Chengdu covers 14,378 km². Cities with a similar urban footprint include Brisbane (15,826 km²), Beijing (16,411 km²), Sydney (12,368 km²), Hangzhou (16,854 km²), or Xi'an (10,097 km²).
The straight-line distance from Buenos Aires to Chengdu is 18,316 km (11,381 miles), with an estimated flight time of ~22h 3m.
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