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Brazil
Japan
Area Comparison
Rio de Janeiro is 1.8x smaller than Tokyo
Population Comparison
Rio de Janeiro has 2.1x fewer people than Tokyo
In terms of area, Tokyo is 1.8x the size of Rio de Janeiro. Tokyo spans 2,194 km² (847 mi²) while Rio de Janeiro covers 1,221 km² (471 mi²) — a difference of 973 km².
To put Rio de Janeiro's size in perspective, its area of 1,221 km² is about 1.3x smaller than London. Meanwhile, Tokyo at 2,194 km² is about 1.1x smaller than Moscow.
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
Japan's capital and the world's most populous metropolitan area. Nicknamed "The Big Mikan", Tokyo has an area of 2,194 km² and is home to 14.0 million people. The city dates back to 1457. Visitors come for Shibuya Crossing, Tokyo Tower, Tsukiji Market, and much more. Getting around is easy with the Tokyo Metro & JR East.
Greater Tokyo is the world's largest metropolitan economy, surpassing the GDP of most countries
Looking beyond city limits, the Tokyo metropolitan area covers 13,572 km², which is 2.0x larger than greater Rio de Janeiro at 6,744 km². The Tokyo metro area is also more populous, with 37.4 million people compared to 13.5 million.
Rio de Janeiro has a population density of 5,528 people per km² — a densely populated city. Tokyo, with 6,363 people per km², is a densely populated city. Both cities have comparable density, though Tokyo is slightly more compact.
This comparison spans continents — Rio de Janeiro in South America versus Tokyo in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Rio de Janeiro has a tropical savanna climate while Tokyo experiences humid subtropical conditions. When it's noon in Tokyo, it's midnight in Rio de Janeiro — a 12-hour time difference.
Time Difference
12 hours apart
History
Tokyo is ~108 years older
The straight-line distance from Rio de Janeiro to Tokyo is 18,569 km (11,538 miles), with an estimated flight time of ~22h 21m. See full distance details, including timezone difference and city facts.
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