Athens
39 km²
Osaka
225 km²
Greece
Japan
Area Comparison
Athens is 5.8x smaller than Osaka
Population Comparison
Athens has 4.3x fewer people than Osaka
Yes — Osaka is 5.8x larger than Athens by area. Osaka spans 225 km² (87 mi²) while Athens covers 39 km² (15 mi²) — a difference of 186 km². You could fit Athens inside Osaka approximately 5 times.
To put Athens's size in perspective, its area of 39 km² is about 1.5x smaller than Manhattan. Meanwhile, Osaka at 225 km² is roughly the same size as Amsterdam.
In more relatable units, Athens's 39 km² is about 5,500 American football fields, 80 times the area of Vatican City, or 19 times the area of Monaco. Osaka, by comparison, equals about 32,000 American football fields, 110 times the area of Monaco, or 66 times the area of Central Park.
Athens is the capital and largest city of Greece. A significant coastal urban area in the Mediterranean, Athens is also the capital of the Attica region and is the southernmost capital on the European mainland. With its urban area's population numbering over 3.6 million, it is the eighth-largest urban area in the European Union (EU).
Known as "Cradle of Western Civilization", Athens covers 39 km² with a population of 0.6 million. The city was founded around 7000 BC. Athens is known for Acropolis of Athens, Parthenon, Plaka neighborhood, among other attractions.
Athens is the southernmost capital on the European mainland and capital of the Attica region.
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…
Also known as "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.
Athens has a population density of 16,410 people per km² — an extremely dense urban environment. Osaka, with 12,222 people per km², is an extremely dense urban environment. Both cities have comparable density, though Athens is slightly more compact.
Athens has a Mediterranean climate climate while Osaka experiences humid subtropical conditions.
Size Ratio
Athens fits inside Osaka ~5 times
Density Gap
Athens is 1.3x more densely populated
History
Athens is ~7,645 years older
Athens covers 39 km². Cities with a similar urban footprint include Manila (43 km²), Tel Aviv (52 km²), Zurich (88 km²), Copenhagen (91 km²), or Lisbon (100 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 Athens to Osaka is 9,306 km (5,782 miles), with an estimated flight time of ~11h 27m.
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