Delhi
1,484 km²
Rio de Janeiro
1,221 km²
India
Brazil
Area Comparison
Delhi is 1.2x larger than Rio de Janeiro
Population Comparison
Delhi has 2.5x more people than Rio de Janeiro
Delhi is significantly larger, covering 1.2 times the area of Rio de Janeiro. Delhi spans 1,484 km² (573 mi²) while Rio de Janeiro covers 1,221 km² (471 mi²) — a difference of 263 km².
To put Delhi's size in perspective, its area of 1,484 km² is roughly the same size as London. Meanwhile, Rio de Janeiro at 1,221 km² is about 1.3x smaller than London.
Delhi's footprint is roughly about 208,000 American football fields, 25 times the area of Manhattan, or 14 times the area of Paris — pick whichever unit feels intuitive. 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.
Delhi, officially the National Capital Territory (NCT) of Delhi, is a megacity and a union territory of India containing New Delhi, the capital of India. Straddling the Yamuna river, but spread chiefly to the west, or beyond its right bank, Delhi shares borders with the state of Uttar Pradesh in the east and with the state of Haryana in the remaining directions. Delhi became a union territory on 1 November 1956 and the NCT in 1995. The NCT covers an area of 1,484 square kilometres (573 sq mi).
Known as "City of Djinns", Delhi covers 1,484 km² with a population of 16.8 million. The city was founded around 1500 BC. Delhi is known for Red Fort, India Gate, Qutub Minar, among other attractions. The city's main transit system is the Delhi Metro.
Delhi is a megacity and union territory of India, containing New Delhi, the capital of the country.
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.
Also known as "Cidade Maravilhosa", Rio de Janeiro has an area of 1,221 km² and is home to 6.8 million people. Its history stretches back to 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 Delhi metropolitan area covers 46,208 km², which is 6.9x larger than greater Rio de Janeiro at 6,744 km². The Delhi metro area is also more populous, with 32.9 million people compared to 13.5 million.
Delhi has a population density of 11,314 people per km² — an extremely dense urban environment. Rio de Janeiro, with 5,528 people per km², is a densely populated city. Delhi is noticeably denser, packing 2.0 times more people per square kilometer.
This comparison spans continents — Delhi in Asia versus Rio de Janeiro in South America. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Delhi has a humid subtropical climate while Rio de Janeiro experiences tropical savanna conditions. When it's noon in Delhi, it's 3.5:00 AM in Rio de Janeiro — a 8.5-hour time difference.
Density Gap
Delhi is 2.0x more densely populated
Time Difference
8.5 hours apart
History
Delhi is ~3,065 years older
Delhi covers 1,484 km². Cities with a similar urban footprint include Mexico City (1,485 km²), São Paulo (1,521 km²), Bangkok (1,569 km²), London (1,572 km²), or Bogotá (1,578 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 Delhi to Rio de Janeiro is 14,062 km (8,738 miles), with an estimated flight time of ~17h 3m.
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