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China
South Korea
Area Comparison
Hong Kong is 1.8x larger than Seoul
Population Comparison
Hong Kong has 1.3x fewer people than Seoul
Hong Kong is significantly larger, covering 1.8 times the area of Seoul. Hong Kong spans 1,114 km² (430 mi²) while Seoul covers 605 km² (234 mi²) — a difference of 509 km².
To put Hong Kong's size in perspective, its area of 1,114 km² is about 1.2x the size of Berlin. Meanwhile, Seoul at 605 km² is about 1.3x smaller than New York City.
A major financial hub and special administrative region of China. 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 skyline, Dim sum cuisine, Star Ferry, among other attractions. The city's main transit system is the MTR Hong Kong.
Hong Kong has more skyscrapers than any other city in the world, with over 480 buildings above 150 meters
Capital of South Korea and a major tech hub. Also known as "The Soul of Asia", Seoul has an area of 605 km² and is home to 9.8 million people. It was founded around 18 BC. Visitors come for Gyeongbokgung Palace, Gangnam district, K-pop culture, and much more. Getting around is easy with the Seoul Metro.
Seoul's metro area contains nearly half of South Korea's entire population
Hong Kong has a population density of 6,652 people per km² — a densely populated city. Seoul, with 16,149 people per km², is an extremely dense urban environment. Seoul is noticeably denser, packing 2.4 times more people per square kilometer.
Both cities are in Asia, but they represent different national approaches to urban development. Hong Kong (China) and Seoul (South Korea) offer a fascinating regional contrast.
Hong Kong has a humid subtropical climate while Seoul experiences humid continental conditions. Winters differ dramatically: Hong Kong stays around 16°C while Seoul drops to -3°C.
Density Gap
Seoul is 2.4x more densely populated
History
Seoul is ~1,859 years older
The straight-line distance from Hong Kong to Seoul is 2,092 km (1,300 miles), with an estimated flight time of ~2h 58m. See full distance details, including timezone difference and city facts.
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