Boston
232 km²
Vienna
415 km²
USA
Austria
Area Comparison
Boston is 1.8x smaller than Vienna
Population Comparison
Boston has 2.9x fewer people than Vienna
Vienna is significantly larger, covering 1.8 times the area of Boston. Vienna spans 415 km² (160 mi²) while Boston covers 232 km² (90 mi²) — a difference of 183 km².
To put Boston's size in perspective, its area of 232 km² is roughly the same size as Amsterdam. Meanwhile, Vienna at 415 km² is about 1.5x smaller than Seoul.
Picture Boston another way: its area is large enough to fit about 32,000 American football fields, 110 times the area of Monaco, or 68 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.
Boston is the capital and most populous city of the U.S. state of Massachusetts. It serves as a cultural and financial center of New England, a region of the Northeastern United States. Boston has an area of 48.4 sq mi (125 km2) and a population of 675,647 as of the 2020 census, making it the third-most populous city in the Northeastern United States after New York City and Philadelphia.
Known as "Beantown", Boston covers 232 km² with a population of 0.7 million. The city was established in 1630. Boston is known for Fenway Park, Freedom Trail, Harvard University, among other attractions. The city's main transit system is the MBTA (The T).
Boston covers just 125 km2 yet serves as the cultural and financial heart of all New England
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. 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 Boston metropolitan area covers 11,700 km², which is 3.0x larger than greater Vienna at 3,840 km². The Boston metro area is also more populous, with 4.9 million people compared to 2.8 million.
Boston has a population density of 2,931 people per km² — a moderately dense city. Vienna, with 4,771 people per km², is a moderately dense city. Vienna is noticeably denser, packing 1.6 times more people per square kilometer.
This comparison spans continents — Boston in North America versus Vienna in Europe. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Boston has a humid continental climate while Vienna experiences oceanic conditions. When it's noon in Vienna, it's 6:00 AM in Boston — a 6-hour time difference.
Density Gap
Vienna is 1.6x more densely populated
Time Difference
6 hours apart
History
Vienna is ~2,130 years older
Boston covers 232 km². Cities with a similar urban footprint include Osaka (225 km²), Kuala Lumpur (243 km²), Amsterdam (219 km²), Helsinki (214 km²), or Edinburgh (259 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 Boston to Vienna is 6,491 km (4,033 miles), with an estimated flight time of ~8h 8m.
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