Lisbon
100 km²
Vienna
415 km²
Portugal
Austria
Area Comparison
Lisbon is 4.2x smaller than Vienna
Population Comparison
Lisbon has 3.6x fewer people than Vienna
Vienna is significantly larger, covering 4.2 times the area of Lisbon. Vienna spans 415 km² (160 mi²) while Lisbon covers 100 km² (39 mi²) — a difference of 315 km². You could fit Lisbon inside Vienna approximately 4 times.
To put Lisbon's size in perspective, its area of 100 km² is roughly the same size as Paris (city proper). Meanwhile, Vienna at 415 km² is about 1.5x smaller than Seoul.
In more relatable units, Lisbon's 100 km² is about 14,000 American football fields, 50 times the area of Monaco, or 29 times the area of Central Park. For Vienna, that's about 58,000 American football fields, 120 times the area of Central Park, or 7 times the area of Manhattan.
Lisbon is the capital and most populous city of Portugal, with an estimated population of 575,739 as of 2024, within its administrative limits and 3,028,000 within the metropolis, as of 2025. Lisbon is mainland Europe's westernmost capital city, and the only one along the Atlantic coast, the others being on islands. The city lies in the western portion of the Iberian Peninsula, on the northern shore of the River Tagus.
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, Jerónimos Monastery, Tram 28, among other attractions. The city's main transit system is the Lisbon Metro.
Lisbon is mainland Europe's westernmost capital city and the only European capital along the Atlantic coast.
Vienna is the capital, most populous city, and one of the nine states of Austria. It is Austria's primate city, with just over two million inhabitants. Its larger metropolitan area has a population of nearly 2.9 million, representing nearly one-third of the country's population. Vienna is the cultural, economic, and political centre of the country, the fifth-largest city by population in the European Union, and the most populous of the cities on the river Danube.
Often called "City of Music", Vienna has an area of 415 km² and is home to 2.0 million people. The city dates back to 500 BC. Visitors come for Schönbrunn Palace, St. Stephen's Cathedral, Hofburg Palace, and much more. Getting around is easy with the Wiener Linien (U-Bahn).
Vienna's metropolitan area holds nearly 2.9 million people, representing roughly one-third of Austria's entire population
Looking beyond city limits, the Vienna metropolitan area covers 3,840 km², which is 1.3x larger than greater Lisbon at 3,015 km². The Lisbon metro area is also more populous, with 2.9 million people compared to 2.8 million.
Lisbon has a population density of 5,500 people per km² — a densely populated city. Vienna, with 4,771 people per km², is a moderately dense city. Both cities have comparable density, though Lisbon is slightly more compact.
Both cities are in Europe, but they represent different national approaches to urban development. Lisbon (Portugal) and Vienna (Austria) offer a fascinating regional contrast.
Lisbon has a Mediterranean climate while Vienna experiences oceanic conditions.
Size Ratio
Lisbon fits inside Vienna ~4 times
History
Lisbon is ~700 years older
Lisbon covers 100 km². Cities with a similar urban footprint include Barcelona (101 km²), Paris (105 km²), Copenhagen (91 km²), Zurich (88 km²), or Vancouver (115 km²).
Vienna covers 415 km². Cities with a similar urban footprint include Denver (401 km²), Oslo (454 km²), Portland (376 km²), Philadelphia (370 km²), or Seattle (369 km²).
The straight-line distance from Lisbon to Vienna is 2,298 km (1,428 miles), with an estimated flight time of ~3h 12m.
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