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Japan
Austria
Area Comparison
Osaka is 1.8x smaller than Vienna
Population Comparison
Osaka has 1.4x more people than Vienna
Vienna is significantly larger, covering 1.8 times the area of Osaka. Vienna spans 415 km² (160 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 190 km².
To put Osaka's size in perspective, its area of 225 km² is roughly the same size as Amsterdam. Meanwhile, Vienna at 415 km² is about 1.5x smaller than Seoul.
Japan's third-largest city and a culinary capital. Known as "The Kitchen of Japan", Osaka covers 225 km² with a population of 2.8 million. The city was established in 645. Osaka is known for Osaka Castle, Dotonbori district, Street food culture, among other attractions. The city's main transit system is the Osaka Metro.
Osaka residents spend more on food per capita than any other city in Japan
Austria's capital and a center of classical music. Often called "City of Music", Vienna has an area of 415 km² and is home to 2.0 million people. Its history stretches back to 500 BC. Visitors come for Schönbrunn Palace, Vienna State Opera, Sachertorte, and much more. Getting around is easy with the Wiener Linien (U-Bahn).
Vienna has been ranked the world's most liveable city multiple times by the Economist Intelligence Unit
Looking beyond city limits, the Osaka metropolitan area covers 13,228 km², which is 3.4x larger than greater Vienna at 3,840 km². The Osaka metro area is also more populous, with 19.3 million people compared to 2.8 million.
Osaka has a population density of 12,222 people per km² — an extremely dense urban environment. Vienna, with 4,771 people per km², is a moderately dense city. Osaka is noticeably denser, packing 2.6 times more people per square kilometer.
This comparison spans continents — Osaka in Asia versus Vienna in Europe. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Osaka has a humid subtropical climate while Vienna experiences oceanic conditions. When it's noon in Osaka, it's 4:00 AM in Vienna — a 8-hour time difference.
Density Gap
Osaka is 2.6x more densely populated
Time Difference
8 hours apart
History
Vienna is ~1,145 years older
The straight-line distance from Osaka to Vienna is 8,999 km (5,592 miles), with an estimated flight time of ~11h 5m. See full distance details, including timezone difference and city facts.
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