Moscow
2,511 km²
Osaka
225 km²
Russia
Japan
Area Comparison
Moscow is 11.2x larger than Osaka
Population Comparison
Moscow has 4.6x more people than Osaka
In terms of area, Moscow is 11.2x the size of Osaka. Moscow spans 2,511 km² (970 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 2,286 km². You could fit Osaka inside Moscow approximately 11 times.
To put Moscow's size in perspective, its area of 2,511 km² is roughly the same size as Luxembourg. Meanwhile, Osaka at 225 km² is roughly the same size as Amsterdam.
Picture Moscow another way: its area is large enough to fit about 352,000 American football fields, 42 times the area of Manhattan, or 24 times the area of Paris. Osaka works out to about 32,000 American football fields, 110 times the area of Monaco, or 66 times the area of Central Park.
Moscow is the capital and largest city of Russia, standing on the Moskva River in Central Russia. It has a population estimated at over 13 million residents within the city limits, over 19.1 million residents in the urban area, and over 21.5 million residents in its metropolitan area. The city covers an area of 2,511 square kilometers (970 mi2), while the urban area covers 5,891 square kilometers (2,275 mi2), and the metropolitan area covers over 26,000 square kilometers (10,000 mi2).
Known as "Third Rome", Moscow covers 2,511 km² with a population of 12.5 million. The city was established in 1147. Moscow is known for Red Square, Kremlin, Saint Basil's Cathedral, among other attractions. The city's main transit system is the Moscow Metro.
Moscow's metropolitan area covers over 26,000 square kilometers, making it one of the largest metropolitan footprints in Europe.
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…
Nicknamed "Nation's Kitchen", Osaka has an area of 225 km² and is home to 2.8 million people. It was established in 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.
Looking beyond city limits, the Osaka metropolitan area covers 13,228 km², which is 2.2x larger than greater Moscow at 5,891 km². The Osaka metro area is also more populous, with 19.3 million people compared to 17.1 million.
Moscow has a population density of 4,994 people per km² — a moderately dense city. Osaka, with 12,222 people per km², is an extremely dense urban environment. Osaka is noticeably denser, packing 2.4 times more people per square kilometer.
This comparison spans continents — Moscow in Europe versus Osaka in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Moscow has a humid continental climate while Osaka experiences humid subtropical conditions. Summers are notably different: Osaka averages 28°C compared to 19°C in Moscow. When it's noon in Osaka, it's 6:00 AM in Moscow — a 6-hour time difference.
Size Ratio
Osaka fits inside Moscow ~11 times
Density Gap
Osaka is 2.4x more densely populated
Time Difference
6 hours apart
History
Osaka is ~502 years older
Moscow covers 2,511 km². Cities with a similar urban footprint include Cape Town (2,455 km²), Lima (2,672 km²), Tokyo (2,194 km²), Ho Chi Minh City (2,061 km²), or Cairo (3,085 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 Moscow to Osaka is 7,337 km (4,559 miles), with an estimated flight time of ~9h 8m.
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