Buenos Aires
203 km²
Denver
401 km²
Argentina
United States
Area Comparison
Buenos Aires is 2.0x smaller than Denver
Population Comparison
Buenos Aires has 4.3x more people than Denver
Yes — Denver is 2.0x larger than Buenos Aires by area. Denver spans 401 km² (155 mi²) while Buenos Aires covers 203 km² (78 mi²) — a difference of 198 km².
To put Buenos Aires's size in perspective, its area of 203 km² is roughly the same size as Amsterdam. Meanwhile, Denver at 401 km² is about 1.5x smaller than Seoul.
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. Denver works out to about 56,000 American football fields, 200 times the area of Monaco, or 120 times the area of Central Park.
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.
Denver is the capital and most populous city of the U.S. state of Colorado. Officially a consolidated city and county, it is located in the South Platte River valley on the western edge of the High Plains, and is just east of the Front Range of the Rocky Mountains (Rockies). Denver is the 19th-most populous city in the United States and the fifth-most populous state capital, with a population of 715,522 at the 2020 census.
Also known as "Mile High City", Denver has an area of 401 km² and is home to 0.7 million people. Its history stretches back to 1858. Visitors come for Red Rocks Amphitheatre, Denver Art Museum, Union Station, and much more.
Denver sits in the South Platte River valley just east of the Rocky Mountains' Front Range.
Buenos Aires has a population density of 15,074 people per km² — an extremely dense urban environment. Denver, with 1,796 people per km², is a relatively spread-out city. Buenos Aires is dramatically more crowded, with 8.4x the population density.
Buenos Aires has a humid subtropical climate while Denver experiences cold semi-arid climate conditions.
Density Gap
Buenos Aires is 8.4x more densely populated
History
Buenos Aires is ~322 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).
Denver covers 401 km². Cities with a similar urban footprint include Vienna (415 km²), Portland (376 km²), Philadelphia (370 km²), Seattle (369 km²), or Dhaka (368 km²).
The straight-line distance from Buenos Aires to Denver is 9,550 km (5,934 miles), with an estimated flight time of ~11h 44m.
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