Buenos Aires
203 km²
Guangzhou
7,434 km²
Argentina
China
Area Comparison
Buenos Aires is 36.6x smaller than Guangzhou
Population Comparison
Buenos Aires has 6.1x fewer people than Guangzhou
In terms of area, Guangzhou is 36.6x the size of Buenos Aires. Guangzhou spans 7,434 km² (2,870 mi²) while Buenos Aires covers 203 km² (78 mi²) — a difference of 7,231 km². You could fit Buenos Aires inside Guangzhou approximately 36 times.
To put Buenos Aires's size in perspective, its area of 203 km² is roughly the same size as Amsterdam. Meanwhile, Guangzhou at 7,434 km² is about 1.2x the size of Shanghai.
Buenos Aires's footprint is roughly about 28,000 American football fields, 100 times the area of Monaco, or 60 times the area of Central Park — pick whichever unit feels intuitive. Guangzhou works out to about 1,000,000 American football fields, 130 times the area of Manhattan, or 71 times the area of Paris.
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.
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.
Often called "Canton", Guangzhou has an area of 7,434 km² and is home to 18.7 million people. The city dates back to 214 BC. Visitors come for Canton Tower, Chen Clan Ancestral Hall, Shamian Island, and much more. Getting around is easy with the Guangzhou Metro.
Guangzhou boasts a history of over 2,200 years and served as a major terminus of the ancient Silk Road
Looking beyond city limits, the Guangzhou metropolitan area covers 7,434 km², which is 1.6x larger than greater Buenos Aires at 4,758 km². The Guangzhou metro area is also more populous, with 18.7 million people compared to 15.2 million.
Buenos Aires has a population density of 15,074 people per km² — an extremely dense urban environment. Guangzhou, with 2,513 people per km², is a moderately dense city. Buenos Aires is dramatically more crowded, with 6.0x the population density.
This comparison spans continents — Buenos Aires in South America versus Guangzhou in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Both cities share a humid subtropical climate, though local geography creates distinct microclimates in each. When it's noon in Guangzhou, it's 1:00 AM in Buenos Aires — a 11-hour time difference.
Size Ratio
Buenos Aires fits inside Guangzhou ~36 times
Density Gap
Buenos Aires is 6.0x more densely populated
Time Difference
11 hours apart
History
Guangzhou is ~1,750 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).
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).
The straight-line distance from Buenos Aires to Guangzhou is 18,503 km (11,497 miles), with an estimated flight time of ~22h 16m.
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