Lagos
1,172 km²
Perth
6,417 km²
Nigeria
Australia
Area Comparison
Lagos is 5.5x smaller than Perth
Population Comparison
Lagos has 7.2x more people than Perth
Yes — Perth is 5.5x larger than Lagos by area. Perth spans 6,417 km² (2,478 mi²) while Lagos covers 1,172 km² (453 mi²) — a difference of 5,245 km². You could fit Lagos inside Perth approximately 5 times.
To put Lagos's size in perspective, its area of 1,172 km² is about 1.3x the size of Berlin. Meanwhile, Perth at 6,417 km² is roughly the same size as Shanghai.
In more relatable units, Lagos's 1,172 km² is about 164,000 American football fields, 20 times the area of Manhattan, or 11 times the area of Paris. Perth, by comparison, equals about 899,000 American football fields, 110 times the area of Manhattan, or 61 times the area of Paris.
Lagos, or Lagos City, is a large metropolitan port city in southwestern Nigeria. As of November 2025, the size of the city's population has been estimated to be between 17 and 21 million residents, making Lagos the largest city in Nigeria, the most populous urban area on the African continent, and one of the fastest-growing megacities in the world.
Known as "Lasgidi", Lagos covers 1,172 km² with a population of 15.4 million. The city was established in 1472. Lagos is known for Victoria Island, Lekki Conservation Centre, Nike Art Gallery, among other attractions. The city's main transit system is the Lagos Rail (Blue & Red Lines).
Lagos is the most populous urban area on the African continent, with an estimated 17 to 21 million residents as of 2025.
Perth is the capital city of Western Australia. It is the fourth-most-populous city in Australia, with a population of over 2.3 million within Greater Perth as of 2023. The world's most isolated major city by certain criteria, Perth is part of the South West Land Division of Western Australia, with most of Perth's metropolitan area on the Swan Coastal Plain between the Indian Ocean and the Darling Scarp.
Nicknamed "City of Light", Perth has an area of 6,417 km² and is home to 2.1 million people. It was established in 1829. Visitors come for Swan River, Kings Park, Cottesloe Beach, and much more.
Perth is considered the world's most isolated major city by certain criteria, sitting on Australia's west coast.
Lagos has a population density of 13,131 people per km² — an extremely dense urban environment. Perth, with 333 people per km², is a low-density, sprawling urban area. Lagos is dramatically more crowded, with 39.4x the population density.
Size Ratio
Lagos fits inside Perth ~5 times
Density Gap
Lagos is 39.4x more densely populated
History
Lagos is ~357 years older
Lagos covers 1,172 km². Cities with a similar urban footprint include San Antonio (1,209 km²), Rio de Janeiro (1,221 km²), Hong Kong (1,114 km²), Rome (1,285 km²), or Los Angeles (1,302 km²).
Perth covers 6,417 km². Cities with a similar urban footprint include Shanghai (6,341 km²), Guangzhou (7,434 km²), Istanbul (5,461 km²), Wuhan (8,569 km²), or Melbourne (9,993 km²).
The straight-line distance from Lagos to Perth is 12,508 km (7,772 miles), with an estimated flight time of ~15h 13m.
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