Portugal
Spain
Area Comparison
Lisbon is 1.0x smaller than Barcelona
Population Comparison
Lisbon has 3.0x fewer people than Barcelona
Yes — Barcelona is 1.0x larger than Lisbon by area. Barcelona spans 101 km² (39 mi²) while Lisbon covers 100 km² (39 mi²) — a difference of 1 km².
To put Lisbon's size in perspective, its area of 100 km² is roughly the same size as Paris (city proper). Meanwhile, Barcelona at 101 km² is roughly the same size as Paris (city proper).
Portugal's capital, one of Europe's oldest cities. Known as "City of Seven Hills", Lisbon covers 100 km² with a population of 0.6 million. The city was founded around 1200 BC. Lisbon is known for Belém Tower, Pastéis de nata, Tram 28, among other attractions. The city's main transit system is the Lisbon Metro.
Lisbon is older than Rome by about 400 years, making it one of the oldest cities in Western Europe
A Mediterranean city known for Gaudi's architecture. Nicknamed "The City of Counts", Barcelona has an area of 101 km² and is home to 1.7 million people. The city dates back to 230 BC. Visitors come for Sagrada Família, Park Güell, La Rambla, and much more. Getting around is easy with the Barcelona Metro (TMB).
Gaudí's Sagrada Família has been under construction since 1882 and is expected to be completed around 2026
Looking beyond city limits, the Lisbon metropolitan area covers 3,015 km², which is 3.8x larger than greater Barcelona at 803 km². The Barcelona metro area is also more populous, with 5.6 million people compared to 2.9 million.
Lisbon has a population density of 5,500 people per km² — a densely populated city. Barcelona, with 16,436 people per km², is an extremely dense urban environment. Barcelona is noticeably denser, packing 3.0 times more people per square kilometer.
Both cities are in Europe, but they represent different national approaches to urban development. Lisbon (Portugal) and Barcelona (Spain) offer a fascinating regional contrast.
Both cities share a Mediterranean climate, though local geography creates distinct microclimates in each.
Density Gap
Barcelona is 3.0x more densely populated
History
Lisbon is ~970 years older
Want to explore more? Compare city sizes for any two cities worldwide.