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China
Australia
Area Comparison
Hong Kong is 11.1x smaller than Sydney
Population Comparison
Hong Kong has 1.4x more people than Sydney
Yes — Sydney is 11.1x larger than Hong Kong by area. Sydney spans 12,368 km² (4,775 mi²) while Hong Kong covers 1,114 km² (430 mi²) — a difference of 11,254 km². You could fit Hong Kong inside Sydney approximately 11 times.
To put Hong Kong's size in perspective, its area of 1,114 km² is about 1.2x the size of Berlin. Meanwhile, Sydney at 12,368 km² is about 2.0x the size of Shanghai.
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
Australia's largest city, known for the Opera House. Often called "The Harbour City", Sydney has an area of 12,368 km² and is home to 5.3 million people. Its history stretches back to 1788. Visitors come for Sydney Opera House, Harbour Bridge, Bondi Beach, and much more. Getting around is easy with the Sydney Trains.
Sydney's administrative area is so large it stretches from the coast to the Blue Mountains foothills
Hong Kong has a population density of 6,652 people per km² — a densely populated city. Sydney, with 429 people per km², is a low-density, sprawling urban area. Hong Kong is dramatically more crowded, with 15.5x the population density.
This comparison spans continents — Hong Kong in Asia versus Sydney in Oceania. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Both cities share a humid subtropical climate, though local geography creates distinct microclimates in each. When it's noon in Sydney, it's 10:00 AM in Hong Kong — a 2-hour time difference.
Size Ratio
Hong Kong fits inside Sydney ~11 times
Density Gap
Hong Kong is 15.5x more densely populated
The straight-line distance from Hong Kong to Sydney is 7,376 km (4,583 miles), with an estimated flight time of ~9h 11m. See full distance details, including timezone difference and city facts.
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