Hong Kong
1,114 km²
Vienna
415 km²
China
Austria
Area Comparison
Hong Kong is 2.7x larger than Vienna
Population Comparison
Hong Kong has 3.7x more people than Vienna
Yes — Hong Kong is 2.7x larger than Vienna by area. Hong Kong spans 1,114 km² (430 mi²) while Vienna covers 415 km² (160 mi²) — a difference of 699 km². You could fit Vienna inside Hong Kong approximately 2 times.
To put Hong Kong's size in perspective, its area of 1,114 km² is about 1.2x the size of Berlin. Meanwhile, Vienna at 415 km² is about 1.5x smaller than Seoul.
In more relatable units, Hong Kong's 1,114 km² is about 156,000 American football fields, 19 times the area of Manhattan, or 11 times the area of Paris. Vienna, by comparison, equals about 58,000 American football fields, 120 times the area of Central Park, or 7 times the area of Manhattan.
Hong Kong is a special administrative region of China. Situated on China's southern coast just south of Shenzhen, it consists of Hong Kong Island, Kowloon, and the New Territories. With 7.5 million residents in a 1,114-square-kilometre (430 sq mi) territory, Hong Kong is the fourth-most densely populated region in the world.
Known as "Pearl of the Orient", Hong Kong covers 1,114 km² with a population of 7.4 million. The city was established in 1841. Hong Kong is known for Victoria Harbour, Victoria Peak, Star Ferry, among other attractions. The city's main transit system is the MTR Hong Kong.
Hong Kong squeezes 7.5 million residents into 1,114 km2, making it the world's fourth-most densely populated region.
Vienna is the capital, most populous city, and one of the nine states of Austria. It is Austria's primate city, with just over two million inhabitants. Its larger metropolitan area has a population of nearly 2.9 million, representing nearly one-third of the country's population. Vienna is the cultural, economic, and political centre of the country, the fifth-largest city by population in the European Union, and the most populous of the cities on the river Danube.
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, St. Stephen's Cathedral, Hofburg Palace, and much more. Getting around is easy with the Wiener Linien (U-Bahn).
Vienna's metropolitan area holds nearly 2.9 million people, representing roughly one-third of Austria's entire population
Hong Kong has a population density of 6,652 people per km² — a densely populated city. Vienna, with 4,771 people per km², is a moderately dense city. Both cities have comparable density, though Hong Kong is slightly more compact.
This comparison spans continents — Hong Kong in Asia versus Vienna in Europe. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Hong Kong has a humid subtropical climate while Vienna experiences oceanic conditions. When it's noon in Hong Kong, it's 5:00 AM in Vienna — a 7-hour time difference.
Size Ratio
Vienna fits inside Hong Kong ~2 times
Density Gap
Hong Kong is 1.4x more densely populated
Time Difference
7 hours apart
History
Vienna is ~2,341 years older
Hong Kong covers 1,114 km². Cities with a similar urban footprint include Lagos (1,172 km²), San Antonio (1,209 km²), Rio de Janeiro (1,221 km²), Dallas (997 km²), or Abu Dhabi (972 km²).
Vienna covers 415 km². Cities with a similar urban footprint include Denver (401 km²), Oslo (454 km²), Portland (376 km²), Philadelphia (370 km²), or Seattle (369 km²).
The straight-line distance from Hong Kong to Vienna is 8,728 km (5,423 miles), with an estimated flight time of ~10h 46m.
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