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USA
China
Area Comparison
Boston is 27.3x smaller than Shanghai
Population Comparison
Boston has 36.6x fewer people than Shanghai
Yes — Shanghai is 27.3x larger than Boston by area. Shanghai spans 6,341 km² (2,448 mi²) while Boston covers 232 km² (90 mi²) — a difference of 6,109 km². You could fit Boston inside Shanghai approximately 27 times.
To put Boston's size in perspective, its area of 232 km² is roughly the same size as Amsterdam. Meanwhile, Shanghai at 6,341 km² is about 1.5x the size of Los Angeles metro.
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
China's largest city and a global financial hub. Nicknamed "The Pearl of the Orient", Shanghai has an area of 6,341 km² and is home to 24.9 million people. The city dates back to 1291. Visitors come for The Bund waterfront, Pudong skyline, Yuyuan Garden, and much more. Getting around is easy with the Shanghai Metro.
Shanghai's Maglev train reaches 431 km/h, the fastest commercial train in the world
Looking beyond city limits, the Boston metropolitan area covers 11,700 km², which is 1.8x larger than greater Shanghai at 6,341 km². The Shanghai metro area is also more populous, with 28.5 million people compared to 4.9 million.
Boston has a population density of 2,931 people per km² — a moderately dense city. Shanghai, with 3,922 people per km², is a moderately dense city. Both cities have comparable density, though Shanghai is slightly more compact.
This comparison spans continents — Boston in North America versus Shanghai in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Boston has a humid continental climate while Shanghai experiences humid subtropical conditions. When it's noon in Shanghai, it's midnight in Boston — a 13-hour time difference.
Size Ratio
Boston fits inside Shanghai ~27 times
Density Gap
Shanghai is 1.3x more densely populated
Time Difference
13 hours apart
History
Shanghai is ~339 years older
The straight-line distance from Boston to Shanghai is 11,732 km (7,290 miles), with an estimated flight time of ~14h 18m. See full distance details, including timezone difference and city facts.
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