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USA
China
Area Comparison
Boston is 4.8x smaller than Hong Kong
Population Comparison
Boston has 10.9x fewer people than Hong Kong
In terms of area, Hong Kong is 4.8x the size of Boston. Hong Kong spans 1,114 km² (430 mi²) while Boston covers 232 km² (90 mi²) — a difference of 882 km². You could fit Boston inside Hong Kong approximately 4 times.
To put Boston's size in perspective, its area of 232 km² is roughly the same size as Amsterdam. Meanwhile, Hong Kong at 1,114 km² is about 1.2x the size of Berlin.
A historic city and academic center in the northeastern US. Known as "Beantown", Boston covers 232 km² with a population of 0.7 million. The city was established in 1630. Boston is known for Harvard & MIT, Freedom Trail, Fenway Park, among other attractions. The city's main transit system is the MBTA (The T).
Boston's subway system (the T) opened in 1897, making it the oldest subway in North America
A major financial hub and special administrative region of China. Also known as "Pearl of the Orient", Hong Kong has an area of 1,114 km² and is home to 7.4 million people. The city dates back to 1841. Visitors come for Victoria Harbour skyline, Dim sum cuisine, Star Ferry, and much more. Getting around is easy with the MTR Hong Kong.
Hong Kong has more skyscrapers than any other city in the world, with over 480 buildings above 150 meters
Boston has a population density of 2,931 people per km² — a moderately dense city. Hong Kong, with 6,652 people per km², is a densely populated city. Hong Kong is noticeably denser, packing 2.3 times more people per square kilometer.
This comparison spans continents — Boston in North America versus Hong Kong in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Boston has a humid continental climate while Hong Kong experiences humid subtropical conditions. Winters differ dramatically: Hong Kong stays around 16°C while Boston drops to -1°C. When it's noon in Hong Kong, it's midnight in Boston — a 13-hour time difference.
Size Ratio
Boston fits inside Hong Kong ~4 times
Density Gap
Hong Kong is 2.3x more densely populated
Time Difference
13 hours apart
History
Boston is ~211 years older
The straight-line distance from Boston to Hong Kong is 12,803 km (7,955 miles), with an estimated flight time of ~15h 34m. See full distance details, including timezone difference and city facts.
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