Dhaka
368 km²
Osaka
225 km²
Bangladesh
Japan
Area Comparison
Dhaka is 1.6x larger than Osaka
Population Comparison
Dhaka has 6.1x more people than Osaka
Dhaka is significantly larger, covering 1.6 times the area of Osaka. Dhaka spans 368 km² (142 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 143 km².
To put Dhaka's size in perspective, its area of 368 km² is about 1.6x smaller than Seoul. Meanwhile, Osaka at 225 km² is roughly the same size as Amsterdam.
Dhaka's footprint is roughly about 52,000 American football fields, 180 times the area of Monaco, or 110 times the area of Central Park — pick whichever unit feels intuitive. Osaka works out to about 32,000 American football fields, 110 times the area of Monaco, or 66 times the area of Central Park.
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.
Osaka is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third-most populous city in Japan, following the special wards of Tokyo and Yokohama. With an estimated population of 2,816,247 as of October 1, 2025 and a population density of about 12,505 people per square kilometer, it is the largest component of the Keihanshin Metropolitan Area, the second-largest metropolitan area in Japan and the 10th-largest urban…
Often called "Nation's Kitchen", Osaka has an area of 225 km² and is home to 2.8 million people. The city dates back to 645. Visitors come for Osaka Castle, Dotonbori district, Universal Studios Japan, and much more. Getting around is easy with the Osaka Metro.
Osaka is the third-most populous city in Japan, following the special wards of Tokyo and Yokohama.
Dhaka has a population density of 45,652 people per km² — one of the most densely packed urban areas on Earth. Osaka, with 12,222 people per km², is an extremely dense urban environment. Dhaka is dramatically more crowded, with 3.7x the population density.
Density Gap
Dhaka is 3.7x 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).
Osaka covers 225 km². Cities with a similar urban footprint include Amsterdam (219 km²), Boston (232 km²), Helsinki (214 km²), Kuala Lumpur (243 km²), or Buenos Aires (203 km²).
The straight-line distance from Dhaka to Osaka is 4,503 km (2,798 miles), with an estimated flight time of ~5h 48m.
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