Mumbai
603 km²
Rio de Janeiro
1,221 km²
India
Brazil
Area Comparison
Mumbai is 2.0x smaller than Rio de Janeiro
Population Comparison
Mumbai has 1.8x more people than Rio de Janeiro
Yes — Rio de Janeiro is 2.0x larger than Mumbai by area. Rio de Janeiro spans 1,221 km² (471 mi²) while Mumbai covers 603 km² (233 mi²) — a difference of 618 km². You could fit Mumbai inside Rio de Janeiro approximately 2 times.
To put Mumbai's size in perspective, its area of 603 km² is roughly the same size as Seoul. Meanwhile, Rio de Janeiro at 1,221 km² is about 1.3x smaller than London.
In more relatable units, Mumbai's 603 km² is about 84,000 American football fields, 180 times the area of Central Park, or 10 times the area of Manhattan. Rio de Janeiro works out to about 171,000 American football fields, 21 times the area of Manhattan, or 12 times the area of Paris.
Mumbai, also known as Bombay, is the capital city of the Indian state of Maharashtra. Mumbai is the financial capital and the most populous city proper of India, with an estimated population of 12.5 million (1.25 crore). Mumbai is the centre of the Mumbai Metropolitan Region, which is among the most populous metropolitan areas in the world with a population of over 23 million. Mumbai lies on the Konkan coast on the west coast of India and has a deep natural harbour.
Known as "Bombay", Mumbai covers 603 km² with a population of 12.4 million. The city was established in 1507. Mumbai is known for Gateway of India, Marine Drive, Bollywood, among other attractions. The city's main transit system is the Mumbai Suburban Railway.
Mumbai is the most populous city proper in India and serves as the country's financial capital with around 12.5 million residents.
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.
Nicknamed "Cidade Maravilhosa", Rio de Janeiro has an area of 1,221 km² and is home to 6.8 million people. It was established in 1565. Visitors come for Christ the Redeemer, Sugarloaf Mountain, Copacabana beach, and much more. Getting around is easy with the MetrôRio.
Rio de Janeiro is the second-most-populous city in Brazil after São Paulo and the sixth-most-populous in the Americas.
Looking beyond city limits, the Rio de Janeiro metropolitan area covers 6,744 km², which is 1.1x larger than greater Mumbai at 6,355 km². The Mumbai metro area is also more populous, with 20.7 million people compared to 13.5 million.
Mumbai has a population density of 20,630 people per km² — one of the most densely packed urban areas on Earth. Rio de Janeiro, with 5,528 people per km², is a densely populated city. Mumbai is dramatically more crowded, with 3.7x the population density.
This comparison spans continents — Mumbai in Asia versus Rio de Janeiro in South America. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Mumbai has a tropical wet and dry climate while Rio de Janeiro experiences tropical savanna conditions. When it's noon in Mumbai, it's 3.5:00 AM in Rio de Janeiro — a 8.5-hour time difference.
Size Ratio
Mumbai fits inside Rio de Janeiro ~2 times
Density Gap
Mumbai is 3.7x more densely populated
Time Difference
8.5 hours apart
Mumbai covers 603 km². Cities with a similar urban footprint include Madrid (604 km²), Seoul (605 km²), Chicago (606 km²), Toronto (630 km²), or Hyderabad (650 km²).
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).
The straight-line distance from Mumbai to Rio de Janeiro is 13,414 km (8,335 miles), with an estimated flight time of ~16h 17m.
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