Buenos Aires
203 km²
Hangzhou
16,854 km²
Argentina
People's Republic of China
Area Comparison
Buenos Aires is 83.0x smaller than Hangzhou
Population Comparison
Buenos Aires has 3.9x fewer people than Hangzhou
Yes — Hangzhou is 83.0x larger than Buenos Aires by area. Hangzhou spans 16,854 km² (6,507 mi²) while Buenos Aires covers 203 km² (78 mi²) — a difference of 16,651 km². You could fit Buenos Aires inside Hangzhou approximately 83 times.
To put Buenos Aires's size in perspective, its area of 203 km² is roughly the same size as Amsterdam. Meanwhile, Hangzhou at 16,854 km² is about 2.7x the size of Shanghai.
In more relatable units, Buenos Aires's 203 km² is about 28,000 American football fields, 100 times the area of Monaco, or 60 times the area of Central Park. Hangzhou, by comparison, equals about 2,400,000 American football fields, 160 times the area of Paris, or 140 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.
Hangzhou is the capital city and most populous city of Zhejiang province, China, situated at the intersection of the southern terminus of the Grand Canal and the head of Hangzhou Bay. Renowned as one of the Eight Ancient Capitals of China, Hangzhou is celebrated for its cultural heritage and its West Lake, a UNESCO World Heritage site.
Also known as "Paradise on Earth", Hangzhou has an area of 16,854 km² and is home to 11.9 million people. Visitors come for West Lake, Grand Canal terminus, Lingyin Temple, and much more.
Hangzhou's West Lake is a UNESCO World Heritage site, drawing visitors to its celebrated cultural landscape.
Buenos Aires has a population density of 15,074 people per km² — an extremely dense urban environment. Hangzhou, with 708 people per km², is a relatively spread-out city. Buenos Aires is dramatically more crowded, with 21.3x the population density.
Size Ratio
Buenos Aires fits inside Hangzhou ~83 times
Density Gap
Buenos Aires is 21.3x more densely populated
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).
Hangzhou covers 16,854 km². Cities with a similar urban footprint include Beijing (16,411 km²), Brisbane (15,826 km²), Chengdu (14,378 km²), Sydney (12,368 km²), or Xi'an (10,097 km²).
Buenos Aires vs Kuala Lumpur
Argentina / Malaysia
Beijing vs Buenos Aires
China / Argentina
Buenos Aires vs Moscow
Argentina / Russia
Hangzhou vs Rio de Janeiro
People's Republic of China / Brazil
Chengdu vs Hangzhou
People's Republic of China / People's Republic of China
Hangzhou vs Kuala Lumpur
People's Republic of China / Malaysia
The straight-line distance from Buenos Aires to Hangzhou is 19,514 km (12,125 miles), with an estimated flight time of ~23h 27m.
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