Buenos Aires
203 km²
Karachi
3,527 km²
Argentina
Pakistan
Area Comparison
Buenos Aires is 17.4x smaller than Karachi
Population Comparison
Buenos Aires has 4.9x fewer people than Karachi
Karachi is significantly larger, covering 17.4 times the area of Buenos Aires. Karachi spans 3,527 km² (1,362 mi²) while Buenos Aires covers 203 km² (78 mi²) — a difference of 3,324 km². You could fit Buenos Aires inside Karachi approximately 17 times.
To put Buenos Aires's size in perspective, its area of 203 km² is roughly the same size as Amsterdam. Meanwhile, Karachi at 3,527 km² is about 1.1x smaller than Rhode Island.
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. For Karachi, that's about 494,000 American football fields, 60 times the area of Manhattan, or 33 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.
Karachi is the capital city of the province of Sindh, Pakistan. It is the largest city in Pakistan and 12th largest in the world, with a population of over 20 million. It is situated at the southern tip of the country along the Arabian Sea coast and formerly served as the country's capital from 1947 to 1959. Ranked as a beta-global city, it is Pakistan's premier industrial and financial centre, with an estimated GDP of over $200 billion (PPP) as of 2021.
Often called "City of Lights", Karachi has an area of 3,527 km² and is home to 14.9 million people. The city dates back to 1729. Visitors come for Port of Karachi, Mazar-e-Quaid mausoleum, Clifton Beach, and much more.
Karachi is Pakistan's largest city and the 12th largest in the world, with a population of over 20 million.
Buenos Aires has a population density of 15,074 people per km² — an extremely dense urban environment. Karachi, with 4,227 people per km², is a moderately dense city. Buenos Aires is dramatically more crowded, with 3.6x the population density.
Size Ratio
Buenos Aires fits inside Karachi ~17 times
Density Gap
Buenos Aires is 3.6x more densely populated
History
Buenos Aires is ~193 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).
Karachi covers 3,527 km². Cities with a similar urban footprint include Hanoi (3,359 km²), Cairo (3,085 km²), Dubai (4,114 km²), Lima (2,672 km²), or Moscow (2,511 km²).
The straight-line distance from Buenos Aires to Karachi is 14,696 km (9,132 miles), with an estimated flight time of ~17h 47m.
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