Dhaka
368 km²
Rio de Janeiro
1,221 km²
Bangladesh
Brazil
Area Comparison
Dhaka is 3.3x smaller than Rio de Janeiro
Population Comparison
Dhaka has 2.5x more people than Rio de Janeiro
Rio de Janeiro is significantly larger, covering 3.3 times the area of Dhaka. Rio de Janeiro spans 1,221 km² (471 mi²) while Dhaka covers 368 km² (142 mi²) — a difference of 853 km². You could fit Dhaka inside Rio de Janeiro approximately 3 times.
To put Dhaka's size in perspective, its area of 368 km² is about 1.6x smaller than Seoul. Meanwhile, Rio de Janeiro at 1,221 km² is about 1.3x smaller than London.
In more relatable units, Dhaka's 368 km² is about 52,000 American football fields, 180 times the area of Monaco, or 110 times the area of Central Park. 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.
Dhaka, formerly known as Dacca, is the capital and largest city of Bangladesh. With an estimated population of 36.6 million, Dhaka is the second largest city by population in the world, and is widely considered to be the most densely populated built-up urban area in the world. Dhaka is an important cultural, economic, and scientific hub of Eastern South Asia with its most affluent neighborhood Gulshan being among the most posh neighborhoods in South Asia.
Known as "Dacca", Dhaka covers 368 km² with a population of 16.8 million. Dhaka is known for Lalbagh Fort, Ahsan Manzil, Gulshan neighborhood, among other attractions.
Dhaka is the second-largest city in the world by population, with an estimated 36.6 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.
Often called "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.
Dhaka has a population density of 45,652 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. Dhaka is dramatically more crowded, with 8.3x the population density.
Size Ratio
Dhaka fits inside Rio de Janeiro ~3 times
Density Gap
Dhaka is 8.3x more densely populated
Dhaka covers 368 km². Cities with a similar urban footprint include Seattle (369 km²), Philadelphia (370 km²), Portland (376 km²), Atlanta (348 km²), or Denver (401 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 Dhaka to Rio de Janeiro is 15,294 km (9,504 miles), with an estimated flight time of ~18h 30m.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.