Brussels
161 km²
Buenos Aires
203 km²
Belgium
Argentina
Area Comparison
Brussels is 1.3x smaller than Buenos Aires
Population Comparison
Brussels has 2.4x fewer people than Buenos Aires
In terms of area, Buenos Aires is 1.3x the size of Brussels. Buenos Aires spans 203 km² (78 mi²) while Brussels covers 161 km² (62 mi²) — a difference of 42 km².
To put Brussels's size in perspective, its area of 161 km² is roughly the same size as Washington D.C.. Meanwhile, Buenos Aires at 203 km² is roughly the same size as Amsterdam.
Brussels's footprint is roughly about 23,000 American football fields, 80 times the area of Monaco, or 47 times the area of Central Park — pick whichever unit feels intuitive. Buenos Aires works out to about 28,000 American football fields, 100 times the area of Monaco, or 60 times the area of Central Park.
Brussels, officially the Brussels-Capital Region, is a region of Belgium comprising 19 municipalities, including the City of Brussels, which is the capital of Belgium. The Brussels-Capital Region is located in the central portion of the country. It is a part of both the French Community of Belgium and the Flemish Community, and is separate from the Flemish Region (Flanders), within which it forms an enclave, and the Walloon Region (Wallonia), located less than 4 km (2.5 mi) south.
Known as "Capital of Europe", Brussels covers 161 km² with a population of 1.3 million. The city was established in 1989. Brussels is known for Grand Place, Manneken Pis, Atomium, among other attractions.
The Brussels-Capital Region comprises 19 municipalities and forms an enclave entirely within the Flemish Region.
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.
Nicknamed "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 La Boca's Caminito, Recoleta Cemetery, Teatro Colón, and much more. Getting around is easy with the Buenos Aires Subte.
Buenos Aires is classified as an Alpha− global city according to the GaWC 2024 ranking.
Brussels has a population density of 7,826 people per km² — a densely populated city. Buenos Aires, with 15,074 people per km², is an extremely dense urban environment. Buenos Aires is noticeably denser, packing 1.9 times more people per square kilometer.
Density Gap
Buenos Aires is 1.9x more densely populated
History
Buenos Aires is ~453 years older
Brussels covers 161 km². Cities with a similar urban footprint include Minneapolis (149 km²), Washington D.C. (177 km²), Miami (143 km²), Stockholm (188 km²), or Buenos Aires (203 km²).
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).
The straight-line distance from Brussels to Buenos Aires is 11,305 km (7,025 miles), with an estimated flight time of ~13h 48m.
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