Hong Kong
1,114 km²
Madrid
604 km²
China
Spain
Area Comparison
Hong Kong is 1.8x larger than Madrid
Population Comparison
Hong Kong has 2.2x more people than Madrid
In terms of area, Hong Kong is 1.8x the size of Madrid. Hong Kong spans 1,114 km² (430 mi²) while Madrid covers 604 km² (233 mi²) — a difference of 510 km².
To put Hong Kong's size in perspective, its area of 1,114 km² is about 1.2x the size of Berlin. Meanwhile, Madrid at 604 km² is roughly the same size as Seoul.
Hong Kong's footprint is roughly about 156,000 American football fields, 19 times the area of Manhattan, or 11 times the area of Paris — pick whichever unit feels intuitive. Madrid works out to about 85,000 American football fields, 180 times the area of Central Park, or 10 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.
Madrid is the capital and most populous city of Spain. It had a population of over 3.4 million in the city proper in 2025, and a metropolitan area population of approximately 6.8 million. Madrid is the second-largest city in the European Union (EU), after Berlin, and its metropolitan area is the second-largest in the EU, after Paris. The municipality covers an area of 605.77 square kilometres (233.89 sq mi).
Also known as "La Villa y Corte", Madrid has an area of 604 km² and is home to 3.3 million people. The city dates back to 852. Visitors come for Royal Palace of Madrid, Prado Museum, Plaza Mayor, and much more. Getting around is easy with the Madrid Metro.
Madrid is the second-largest city in the European Union after Berlin, with over 3.4 million residents in the city proper
Hong Kong has a population density of 6,652 people per km² — a densely populated city. Madrid, with 5,513 people per km², is a densely populated city. Both cities have comparable density, though Hong Kong is slightly more compact.
This comparison spans continents — Hong Kong in Asia versus Madrid 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 Madrid experiences hot-summer Mediterranean conditions. When it's noon in Hong Kong, it's 5:00 AM in Madrid — a 7-hour time difference.
Time Difference
7 hours apart
History
Madrid is ~989 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).
Madrid covers 604 km². Cities with a similar urban footprint include Seoul (605 km²), Mumbai (603 km²), Chicago (606 km²), Toronto (630 km²), or Hyderabad (650 km²).
The straight-line distance from Hong Kong to Madrid is 10,537 km (6,548 miles), with an estimated flight time of ~12h 54m.
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