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Brazil
Austria
Area Comparison
Rio de Janeiro is 2.9x larger than Vienna
Population Comparison
Rio de Janeiro has 3.4x more people than Vienna
In terms of area, Rio de Janeiro is 2.9x the size of Vienna. Rio de Janeiro spans 1,221 km² (471 mi²) while Vienna covers 415 km² (160 mi²) — a difference of 806 km². You could fit Vienna inside Rio de Janeiro approximately 2 times.
To put Rio de Janeiro's size in perspective, its area of 1,221 km² is about 1.3x smaller than London. Meanwhile, Vienna at 415 km² is about 1.5x smaller than Seoul.
Brazil's iconic coastal city known for Carnival. Known as "The Marvelous City", Rio de Janeiro covers 1,221 km² with a population of 6.8 million. The city was established in 1565. Rio de Janeiro is known for Christ the Redeemer, Copacabana Beach, Carnival, among other attractions. The city's main transit system is the MetrôRio.
Rio's Christ the Redeemer statue is struck by lightning an average of 6 times per year
Austria's capital and a center of classical music. Often called "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, Vienna State Opera, Sachertorte, and much more. Getting around is easy with the Wiener Linien (U-Bahn).
Vienna has been ranked the world's most liveable city multiple times by the Economist Intelligence Unit
Looking beyond city limits, the Rio de Janeiro metropolitan area covers 6,744 km², which is 1.8x larger than greater Vienna at 3,840 km². The Rio de Janeiro metro area is also more populous, with 13.5 million people compared to 2.8 million.
Rio de Janeiro has a population density of 5,528 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 Rio de Janeiro is slightly more compact.
This comparison spans continents — Rio de Janeiro in South America versus Vienna in Europe. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Rio de Janeiro has a tropical savanna climate while Vienna experiences oceanic conditions. Winters differ dramatically: Rio de Janeiro stays around 21°C while Vienna drops to 1°C. When it's noon in Vienna, it's 8:00 AM in Rio de Janeiro — a 4-hour time difference.
Size Ratio
Vienna fits inside Rio de Janeiro ~2 times
Time Difference
4 hours apart
History
Vienna is ~2,065 years older
The straight-line distance from Rio de Janeiro to Vienna is 9,874 km (6,136 miles), with an estimated flight time of ~12h 7m. See full distance details, including timezone difference and city facts.
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