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Argentina
Kenya
Area Comparison
Buenos Aires is 3.4x smaller than Nairobi
Population Comparison
Buenos Aires has 1.5x fewer people than Nairobi
Nairobi is significantly larger, covering 3.4 times the area of Buenos Aires. Nairobi spans 696 km² (269 mi²) while Buenos Aires covers 203 km² (78 mi²) — a difference of 493 km². You could fit Buenos Aires inside Nairobi approximately 3 times.
To put Buenos Aires's size in perspective, its area of 203 km² is roughly the same size as Amsterdam. Meanwhile, Nairobi at 696 km² is about 1.1x smaller than New York City.
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
Kenya's capital and East Africa's largest city. Also known as "The Green City in the Sun", Nairobi has an area of 696 km² and is home to 4.7 million people. Its history stretches back to 1899. Visitors come for Nairobi National Park, Safari tourism, Karen Blixen Museum, and much more. Getting around is easy with the Nairobi Commuter Rail.
Nairobi is the only capital city in the world with a national park within its borders — you can see lions with skyscrapers in the background
Looking beyond city limits, the Buenos Aires metropolitan area covers 4,758 km², which is 6.8x larger than greater Nairobi at 696 km². The Buenos Aires metro area is also more populous, with 15.2 million people compared to 4.7 million.
Buenos Aires has a population density of 15,074 people per km² — an extremely dense urban environment. Nairobi, with 6,796 people per km², is a densely populated city. Buenos Aires is noticeably denser, packing 2.2 times more people per square kilometer.
This comparison spans continents — Buenos Aires in South America versus Nairobi in Africa. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Buenos Aires has a humid subtropical climate while Nairobi experiences subtropical highland conditions. When it's noon in Nairobi, it's 6:00 AM in Buenos Aires — a 6-hour time difference.
Size Ratio
Buenos Aires fits inside Nairobi ~3 times
Density Gap
Buenos Aires is 2.2x more densely populated
Time Difference
6 hours apart
History
Buenos Aires is ~363 years older
The straight-line distance from Buenos Aires to Nairobi is 10,402 km (6,463 miles), with an estimated flight time of ~12h 44m. See full distance details, including timezone difference and city facts.
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