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China
Argentina
Area Comparison
Beijing is 80.8x larger than Buenos Aires
Population Comparison
Beijing has 7.0x more people than Buenos Aires
In terms of area, Beijing is 80.8x the size of Buenos Aires. Beijing spans 16,411 km² (6,336 mi²) while Buenos Aires covers 203 km² (78 mi²) — a difference of 16,208 km². You could fit Buenos Aires inside Beijing approximately 80 times.
To put Beijing's size in perspective, its area of 16,411 km² is about 2.6x the size of Shanghai. Meanwhile, Buenos Aires at 203 km² is roughly the same size as Amsterdam.
China's capital and political center. Known as "The Northern Capital", Beijing covers 16,411 km² with a population of 21.5 million. The city was founded around 1045 BC. Beijing is known for The Forbidden City, Great Wall of China, Temple of Heaven, among other attractions. The city's main transit system is the Beijing Subway.
Beijing's administrative area of 16,411 km² makes it larger than many small countries
Argentina's capital and a cultural powerhouse of South America. Nicknamed "The Paris of South America", Buenos Aires has an area of 203 km² and is home to 3.1 million people. Its history stretches back to 1536. Visitors come for Tango dancing, La Boca neighborhood, Recoleta Cemetery, and much more. Getting around is easy with the Buenos Aires Subte.
Buenos Aires has more bookstores per capita than any other city in the world
Looking beyond city limits, the Beijing metropolitan area covers 16,411 km², which is 3.4x larger than greater Buenos Aires at 4,758 km². The Beijing metro area is also more populous, with 21.5 million people compared to 15.2 million.
Beijing has a population density of 1,313 people per km² — a relatively spread-out city. Buenos Aires, with 15,074 people per km², is an extremely dense urban environment. Buenos Aires is dramatically more crowded, with 11.5x the population density.
This comparison spans continents — Beijing in Asia versus Buenos Aires in South America. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Beijing has a humid continental climate while Buenos Aires experiences humid subtropical conditions. When it's noon in Beijing, it's 1:00 AM in Buenos Aires — a 11-hour time difference.
Size Ratio
Buenos Aires fits inside Beijing ~80 times
Density Gap
Buenos Aires is 11.5x more densely populated
Time Difference
11 hours apart
History
Beijing is ~2,581 years older
The straight-line distance from Beijing to Buenos Aires is 19,267 km (11,972 miles), with an estimated flight time of ~23h 10m. See full distance details, including timezone difference and city facts.
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