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Argentina
USA
Area Comparison
Buenos Aires is 1.4x larger than Miami
Population Comparison
Buenos Aires has 7.0x more people than Miami
In terms of area, Buenos Aires is 1.4x the size of Miami. Buenos Aires spans 203 km² (78 mi²) while Miami covers 143 km² (55 mi²) — a difference of 60 km².
To put Buenos Aires's size in perspective, its area of 203 km² is roughly the same size as Amsterdam. Meanwhile, Miami at 143 km² is about 1.2x the size of San Francisco.
Argentina's capital and a cultural powerhouse of South America. Known as "The 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 Tango dancing, La Boca neighborhood, Recoleta Cemetery, among other attractions. The city's main transit system is the Buenos Aires Subte.
Buenos Aires has more bookstores per capita than any other city in the world
A major coastal city and gateway to Latin America. Often called "The Magic City", Miami has an area of 143 km² and is home to 0.4 million people. The city dates back to 1896. Visitors come for South Beach, Art Deco Historic District, Little Havana, and much more. Getting around is easy with the Metrorail Miami.
Miami is the only major US city founded by a woman — Julia Tuttle in 1896
Looking beyond city limits, the Miami metropolitan area covers 15,890 km², which is 3.3x larger than greater Buenos Aires at 4,758 km². The Buenos Aires metro area is also more populous, with 15.2 million people compared to 6.2 million.
Buenos Aires has a population density of 15,074 people per km² — an extremely dense urban environment. Miami, with 3,077 people per km², is a moderately dense city. Buenos Aires is dramatically more crowded, with 4.9x the population density.
This comparison spans continents — Buenos Aires in South America versus Miami in North America. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Buenos Aires has a humid subtropical climate while Miami experiences tropical monsoon conditions. When it's noon in Buenos Aires, it's 10:00 AM in Miami — a 2-hour time difference.
Density Gap
Buenos Aires is 4.9x more densely populated
History
Buenos Aires is ~360 years older
The straight-line distance from Buenos Aires to Miami is 7,095 km (4,409 miles), with an estimated flight time of ~8h 51m. See full distance details, including timezone difference and city facts.
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