Hong Kong
1,114 km²
Perth
6,417 km²
China
Australia
Area Comparison
Hong Kong is 5.8x smaller than Perth
Population Comparison
Hong Kong has 3.5x more people than Perth
In terms of area, Perth is 5.8x the size of Hong Kong. Perth spans 6,417 km² (2,478 mi²) while Hong Kong covers 1,114 km² (430 mi²) — a difference of 5,303 km². You could fit Hong Kong inside Perth approximately 5 times.
To put Hong Kong's size in perspective, its area of 1,114 km² is about 1.2x the size of Berlin. Meanwhile, Perth at 6,417 km² is roughly the same size as Shanghai.
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. Perth, by comparison, equals about 899,000 American football fields, 110 times the area of Manhattan, or 61 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.
Perth is the capital city of Western Australia. It is the fourth-most-populous city in Australia, with a population of over 2.3 million within Greater Perth as of 2023. The world's most isolated major city by certain criteria, Perth is part of the South West Land Division of Western Australia, with most of Perth's metropolitan area on the Swan Coastal Plain between the Indian Ocean and the Darling Scarp.
Nicknamed "City of Light", Perth has an area of 6,417 km² and is home to 2.1 million people. The city dates back to 1829. Visitors come for Swan River, Kings Park, Cottesloe Beach, and much more.
Perth is considered the world's most isolated major city by certain criteria, sitting on Australia's west coast.
Hong Kong has a population density of 6,652 people per km² — a densely populated city. Perth, with 333 people per km², is a low-density, sprawling urban area. Hong Kong is dramatically more crowded, with 20.0x the population density.
Size Ratio
Hong Kong fits inside Perth ~5 times
Density Gap
Hong Kong is 20.0x more densely populated
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).
Perth covers 6,417 km². Cities with a similar urban footprint include Shanghai (6,341 km²), Guangzhou (7,434 km²), Istanbul (5,461 km²), Wuhan (8,569 km²), or Melbourne (9,993 km²).
The straight-line distance from Hong Kong to Perth is 6,038 km (3,752 miles), with an estimated flight time of ~7h 36m.
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