Philadelphia
370 km²
Vienna
415 km²
United States
Austria
Area Comparison
Philadelphia is 1.1x smaller than Vienna
Population Comparison
Philadelphia has 1.2x fewer people than Vienna
Yes — Vienna is 1.1x larger than Philadelphia by area. Vienna spans 415 km² (160 mi²) while Philadelphia covers 370 km² (143 mi²) — a difference of 45 km².
To put Philadelphia's size in perspective, its area of 370 km² is about 1.6x smaller than Seoul. Meanwhile, Vienna at 415 km² is about 1.5x smaller than Seoul.
Picture Philadelphia another way: its area is large enough to fit about 52,000 American football fields, 180 times the area of Monaco, or 110 times the area of Central Park. Vienna, by comparison, equals about 58,000 American football fields, 120 times the area of Central Park, or 7 times the area of Manhattan.
Philadelphia, colloquially referred to as Philly, is the most populous city in the U.S. state of Pennsylvania, and the sixth-most populous city in the United States, with a Census-estimated population of 1,574,281 in July 2025. The Philadelphia metropolitan area has 6.33 million residents and is the nation's ninth-largest metropolitan area. Philadelphia is known for its culture, cuisine, and history, maintaining contemporary influence in business and technology, sports, and music.
Known as "Philly", Philadelphia covers 370 km² with a population of 1.6 million. The city was established in 1682. Philadelphia is known for Liberty Bell, Independence Hall, Philly Cheesesteak, among other attractions.
Philadelphia is the sixth-most populous US city, with an estimated 1,574,281 residents as of July 2025.
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.
Also known as "City of Music", Vienna has an area of 415 km² and is home to 2.0 million people. Its history stretches 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
Philadelphia has a population density of 4,324 people per km² — a moderately dense city. Vienna, with 4,771 people per km², is a moderately dense city. Both cities have comparable density, though Vienna is slightly more compact.
History
Vienna is ~2,182 years older
Philadelphia covers 370 km². Cities with a similar urban footprint include Seattle (369 km²), Dhaka (368 km²), Portland (376 km²), Atlanta (348 km²), or Denver (401 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 Philadelphia to Vienna is 6,926 km (4,304 miles), with an estimated flight time of ~8h 39m.
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