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Kenya
Italy
Area Comparison
Nairobi is 1.8x smaller than Rome
Population Comparison
Nairobi has 1.6x more people than Rome
In terms of area, Rome is 1.8x the size of Nairobi. Rome spans 1,285 km² (496 mi²) while Nairobi covers 696 km² (269 mi²) — a difference of 589 km².
To put Nairobi's size in perspective, its area of 696 km² is about 1.1x smaller than New York City. Meanwhile, Rome at 1,285 km² is about 1.2x smaller than London.
Kenya's capital and East Africa's largest city. Known as "The Green City in the Sun", Nairobi covers 696 km² with a population of 4.7 million. The city was established in 1899. Nairobi is known for Nairobi National Park, Safari tourism, Karen Blixen Museum, among other attractions. The city's main transit system is 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
Italy's capital and a city of ancient history. Nicknamed "The Eternal City", Rome has an area of 1,285 km² and is home to 2.9 million people. The city dates back to 753 BC. Visitors come for Colosseum, Vatican City, Trevi Fountain, and much more. Getting around is easy with the Rome Metro.
Rome contains an entire independent country within its borders — Vatican City, the world's smallest state
Looking beyond city limits, the Rome metropolitan area covers 5,352 km², which is 7.7x larger than greater Nairobi at 696 km². The Nairobi metro area is also more populous, with 4.7 million people compared to 4.3 million.
Nairobi has a population density of 6,796 people per km² — a densely populated city. Rome, with 2,233 people per km², is a moderately dense city. Nairobi is dramatically more crowded, with 3.0x the population density.
This comparison spans continents — Nairobi in Africa versus Rome in Europe. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Nairobi has a subtropical highland climate while Rome experiences Mediterranean conditions. When it's noon in Nairobi, it's 10:00 AM in Rome — a 2-hour time difference.
Density Gap
Nairobi is 3.0x more densely populated
History
Rome is ~2,652 years older
The straight-line distance from Nairobi to Rome is 5,390 km (3,349 miles), with an estimated flight time of ~6h 50m. See full distance details, including timezone difference and city facts.
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