Rio de Janeiro
1,221 km²
Wuhan
8,569 km²
Brazil
People's Republic of China
Area Comparison
Rio de Janeiro is 7.0x smaller than Wuhan
Population Comparison
Rio de Janeiro has 1.8x fewer people than Wuhan
Yes — Wuhan is 7.0x larger than Rio de Janeiro by area. Wuhan spans 8,569 km² (3,309 mi²) while Rio de Janeiro covers 1,221 km² (471 mi²) — a difference of 7,348 km². You could fit Rio de Janeiro inside Wuhan approximately 7 times.
To put Rio de Janeiro's size in perspective, its area of 1,221 km² is about 1.3x smaller than London. Meanwhile, Wuhan at 8,569 km² is about 1.4x the size of Shanghai.
Picture Rio de Janeiro another way: its area is large enough to fit about 171,000 American football fields, 21 times the area of Manhattan, or 12 times the area of Paris. Wuhan works out to about 1,200,000 American football fields, 140 times the area of Manhattan, or 81 times the area of Paris.
Rio de Janeiro, also known simply as Rio, is the capital of the state of Rio de Janeiro. It is the second-most-populous city in Brazil after São Paulo and the sixth-most-populous city in the Americas.
Known as "Cidade Maravilhosa", 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, Sugarloaf Mountain, Copacabana beach, among other attractions. The city's main transit system is the MetrôRio.
Rio de Janeiro is the second-most-populous city in Brazil after São Paulo and the sixth-most-populous in the Americas.
Wuhan is the capital of Hubei, China. With a population of 13,739,000, it is the most populous city in Hubei and the seventh-most-populous city in China. It is also one of China's nine national central cities.
Often called "River City", Wuhan has an area of 8,569 km² and is home to 12.3 million people. Visitors come for Yellow Crane Tower, Yangtze River confluence, East Lake, and much more.
Wuhan houses 13.7 million residents, ranking as the seventh-most populous city in all of China.
Rio de Janeiro has a population density of 5,528 people per km² — a densely populated city. Wuhan, with 1,439 people per km², is a relatively spread-out city. Rio de Janeiro is dramatically more crowded, with 3.8x the population density.
Size Ratio
Rio de Janeiro fits inside Wuhan ~7 times
Density Gap
Rio de Janeiro is 3.8x more densely populated
Rio de Janeiro covers 1,221 km². Cities with a similar urban footprint include San Antonio (1,209 km²), Lagos (1,172 km²), Rome (1,285 km²), Los Angeles (1,302 km²), or Hong Kong (1,114 km²).
Wuhan covers 8,569 km². Cities with a similar urban footprint include Guangzhou (7,434 km²), Melbourne (9,993 km²), Xi'an (10,097 km²), Perth (6,417 km²), or Shanghai (6,341 km²).
The straight-line distance from Rio de Janeiro to Wuhan is 17,626 km (10,952 miles), with an estimated flight time of ~21h 14m.
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