Boston
232 km²
Shenzhen
1,997 km²
USA
China
Area Comparison
Boston is 8.6x smaller than Shenzhen
Population Comparison
Boston has 25.8x fewer people than Shenzhen
Shenzhen is significantly larger, covering 8.6 times the area of Boston. Shenzhen spans 1,997 km² (771 mi²) while Boston covers 232 km² (90 mi²) — a difference of 1,765 km². You could fit Boston inside Shenzhen approximately 8 times.
To put Boston's size in perspective, its area of 232 km² is roughly the same size as Amsterdam. Meanwhile, Shenzhen at 1,997 km² is roughly the same size as Tokyo (city proper).
Boston's footprint is roughly about 32,000 American football fields, 110 times the area of Monaco, or 68 times the area of Central Park — pick whichever unit feels intuitive. Shenzhen, by comparison, equals about 280,000 American football fields, 34 times the area of Manhattan, or 19 times the area of Paris.
Boston is the capital and most populous city of the U.S. state of Massachusetts. It serves as a cultural and financial center of New England, a region of the Northeastern United States. Boston has an area of 48.4 sq mi (125 km2) and a population of 675,647 as of the 2020 census, making it the third-most populous city in the Northeastern United States after New York City and Philadelphia.
Known as "Beantown", Boston covers 232 km² with a population of 0.7 million. The city was established in 1630. Boston is known for Fenway Park, Freedom Trail, Harvard University, among other attractions. The city's main transit system is the MBTA (The T).
Boston covers just 125 km2 yet serves as the cultural and financial heart of all New England
Shenzhen is a prefecture-level city in the province of Guangdong, China. A special economic zone, it is located on the east bank of the Pearl River estuary on the central coast of Guangdong, bordering Hong Kong to the south, Dongguan to the north, Huizhou to the northeast, and Macau to the southwest. With a population of 17.5 million in 2020, Shenzhen is the third-most-populous city by urban population in China after Shanghai and Beijing.
Often called "China's Silicon Valley", Shenzhen has an area of 1,997 km² and is home to 17.6 million people. Its history stretches back to 1979. Visitors come for Ping An Finance Centre, Window of the World, OCT Loft, and much more. Getting around is easy with the Shenzhen Metro.
Shenzhen grew from a small town into China's third-most-populous urban city, hitting 17.5 million residents by 2020
Looking beyond city limits, the Boston metropolitan area covers 11,700 km², which is 5.9x larger than greater Shenzhen at 1,997 km². The Shenzhen metro area is also more populous, with 17.6 million people compared to 4.9 million.
Boston has a population density of 2,931 people per km² — a moderately dense city. Shenzhen, with 8,793 people per km², is a densely populated city. Shenzhen is noticeably denser, packing 3.0 times more people per square kilometer.
This comparison spans continents — Boston in North America versus Shenzhen in Asia. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Boston has a humid continental climate while Shenzhen experiences humid subtropical conditions. Winters differ dramatically: Shenzhen stays around 15°C while Boston drops to -1°C. When it's noon in Shenzhen, it's midnight in Boston — a 13-hour time difference.
Size Ratio
Boston fits inside Shenzhen ~8 times
Density Gap
Shenzhen is 3.0x more densely populated
Time Difference
13 hours apart
History
Boston is ~349 years older
Boston covers 232 km². Cities with a similar urban footprint include Osaka (225 km²), Kuala Lumpur (243 km²), Amsterdam (219 km²), Helsinki (214 km²), or Edinburgh (259 km²).
Shenzhen covers 1,997 km². Cities with a similar urban footprint include Ho Chi Minh City (2,061 km²), Tokyo (2,194 km²), Riyadh (1,798 km²), Houston (1,725 km²), or Johannesburg (1,644 km²).
The straight-line distance from Boston to Shenzhen is 12,779 km (7,941 miles), with an estimated flight time of ~15h 32m.
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