Hong Kong
1,114 km²
Lagos
1,172 km²
China
Nigeria
Area Comparison
Hong Kong is 1.1x smaller than Lagos
Population Comparison
Hong Kong has 2.1x fewer people than Lagos
Lagos is significantly larger, covering 1.1 times the area of Hong Kong. Lagos spans 1,172 km² (453 mi²) while Hong Kong covers 1,114 km² (430 mi²) — a difference of 58 km².
To put Hong Kong's size in perspective, its area of 1,114 km² is about 1.2x the size of Berlin. Meanwhile, Lagos at 1,172 km² is about 1.3x the size of Berlin.
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. For Lagos, that's about 164,000 American football fields, 20 times the area of Manhattan, or 11 times the area of Paris.
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.
Lagos, or Lagos City, is a large metropolitan port city in southwestern Nigeria. As of November 2025, the size of the city's population has been estimated to be between 17 and 21 million residents, making Lagos the largest city in Nigeria, the most populous urban area on the African continent, and one of the fastest-growing megacities in the world.
Also known as "Lasgidi", Lagos has an area of 1,172 km² and is home to 15.4 million people. It was established in 1472. Visitors come for Victoria Island, Lekki Conservation Centre, Nike Art Gallery, and much more. Getting around is easy with the Lagos Rail (Blue & Red Lines).
Lagos is the most populous urban area on the African continent, with an estimated 17 to 21 million residents as of 2025.
Hong Kong has a population density of 6,652 people per km² — a densely populated city. Lagos, with 13,131 people per km², is an extremely dense urban environment. Lagos is noticeably denser, packing 2.0 times more people per square kilometer.
This comparison spans continents — Hong Kong in Asia versus Lagos in Africa. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Hong Kong has a humid subtropical climate while Lagos experiences tropical savanna conditions. When it's noon in Hong Kong, it's 5:00 AM in Lagos — a 7-hour time difference.
Density Gap
Lagos is 2.0x more densely populated
Time Difference
7 hours apart
History
Lagos is ~369 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).
Lagos covers 1,172 km². Cities with a similar urban footprint include San Antonio (1,209 km²), Rio de Janeiro (1,221 km²), Hong Kong (1,114 km²), Rome (1,285 km²), or Los Angeles (1,302 km²).
The straight-line distance from Hong Kong to Lagos is 11,836 km (7,355 miles), with an estimated flight time of ~14h 25m.
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