Buenos Aires
203 km²
Ho Chi Minh City
2,061 km²
203 km²
2,061 km²
Argentina
Vietnam
Area Comparison
Buenos Aires is 10.2x smaller than Ho Chi Minh City
Population Comparison
Buenos Aires has 2.9x fewer people than Ho Chi Minh City
In terms of area, Ho Chi Minh City is 10.2x the size of Buenos Aires. Ho Chi Minh City spans 2,061 km² (796 mi²) while Buenos Aires covers 203 km² (78 mi²) — a difference of 1,858 km². You could fit Buenos Aires inside Ho Chi Minh City approximately 10 times.
To put Buenos Aires's size in perspective, its area of 203 km² is roughly the same size as Amsterdam. Meanwhile, Ho Chi Minh City at 2,061 km² is roughly the same size as Tokyo (city proper).
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. Ho Chi Minh City, by comparison, equals about 289,000 American football fields, 35 times the area of Manhattan, or 20 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.
Ho Chi Minh City, also known as Saigon, is the most populous municipality of Vietnam, with a population of more than 14 million in 2025. Its geography is defined by rivers and canals, of which the largest is Saigon River. As the largest financial centre in Vietnam, Ho Chi Minh City has the largest gross regional domestic product out of all Vietnam provinces and municipalities, contributing around a quarter of the country's total GDP.
Nicknamed "Saigon", Ho Chi Minh City has an area of 2,061 km² and is home to 9.0 million people. It was established in 1698. Visitors come for Independence Palace, Bitexco Financial Tower, War Remnants Museum, and much more. Getting around is easy with the HCMC Metro (opening 2024).
Ho Chi Minh City is Vietnam's largest financial center and contributes around a quarter of the country's total GDP.
Looking beyond city limits, the Buenos Aires metropolitan area covers 4,758 km², which is 2.3x larger than greater Ho Chi Minh City at 2,061 km². The Buenos Aires metro area is also more populous, with 15.2 million people compared to 9.0 million.
Buenos Aires has a population density of 15,074 people per km² — an extremely dense urban environment. Ho Chi Minh City, with 4,362 people per km², is a moderately dense city. Buenos Aires is dramatically more crowded, with 3.5x the population density.
This comparison spans continents — Buenos Aires in South America versus Ho Chi Minh City in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Buenos Aires has a humid subtropical climate while Ho Chi Minh City experiences tropical savanna conditions. Winters differ dramatically: Ho Chi Minh City stays around 27°C while Buenos Aires drops to 11°C. When it's noon in Ho Chi Minh City, it's 2:00 AM in Buenos Aires — a 10-hour time difference.
Size Ratio
Buenos Aires fits inside Ho Chi Minh City ~10 times
Density Gap
Buenos Aires is 3.5x more densely populated
Time Difference
10 hours apart
History
Buenos Aires is ~162 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).
Ho Chi Minh City covers 2,061 km². Cities with a similar urban footprint include Shenzhen (1,997 km²), Tokyo (2,194 km²), Riyadh (1,798 km²), Cape Town (2,455 km²), or Houston (1,725 km²).
The straight-line distance from Buenos Aires to Ho Chi Minh City is 16,965 km (10,542 miles), with an estimated flight time of ~20h 28m.
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