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Spain
Nigeria
Area Comparison
Barcelona is 11.6x smaller than Lagos
Population Comparison
Barcelona has 9.3x fewer people than Lagos
Lagos is significantly larger, covering 11.6 times the area of Barcelona. Lagos spans 1,172 km² (453 mi²) while Barcelona covers 101 km² (39 mi²) — a difference of 1,071 km². You could fit Barcelona inside Lagos approximately 11 times.
To put Barcelona's size in perspective, its area of 101 km² is roughly the same size as Paris (city proper). Meanwhile, Lagos at 1,172 km² is about 1.3x the size of Berlin.
A Mediterranean city known for Gaudi's architecture. Known as "The City of Counts", Barcelona covers 101 km² with a population of 1.7 million. The city was founded around 230 BC. Barcelona is known for Sagrada Família, Park Güell, La Rambla, among other attractions. The city's main transit system is the Barcelona Metro (TMB).
Gaudí's Sagrada Família has been under construction since 1882 and is expected to be completed around 2026
Nigeria's largest city and economic hub of West Africa. Often called "Eko", Lagos has an area of 1,172 km² and is home to 15.4 million people. Its history stretches back to 1472. Visitors come for Afrobeats music scene, Lekki Conservation Centre, Lagos Island, and much more. Getting around is easy with the Lagos Rail (Blue & Red Lines).
Lagos is projected to become the world's largest city by population by 2100
Looking beyond city limits, the Lagos metropolitan area covers 2,706 km², which is 3.4x larger than greater Barcelona at 803 km². The Lagos metro area is also more populous, with 21.0 million people compared to 5.6 million.
Barcelona has a population density of 16,436 people per km² — an extremely dense urban environment. Lagos, with 13,131 people per km², is an extremely dense urban environment. Both cities have comparable density, though Barcelona is slightly more compact.
This comparison spans continents — Barcelona in Europe versus Lagos in Africa. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Barcelona has a Mediterranean climate while Lagos experiences tropical savanna conditions. Winters differ dramatically: Lagos stays around 27°C while Barcelona drops to 10°C.
Size Ratio
Barcelona fits inside Lagos ~11 times
History
Barcelona is ~1,702 years older
The straight-line distance from Barcelona to Lagos is 3,878 km (2,410 miles), with an estimated flight time of ~5h 4m. See full distance details, including timezone difference and city facts.
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