Boston
232 km²
Xi'an
10,097 km²
USA
People's Republic of China
Area Comparison
Boston is 43.5x smaller than Xi'an
Population Comparison
Boston has 19.0x fewer people than Xi'an
Yes — Xi'an is 43.5x larger than Boston by area. Xi'an spans 10,097 km² (3,898 mi²) while Boston covers 232 km² (90 mi²) — a difference of 9,865 km². You could fit Boston inside Xi'an approximately 43 times.
To put Boston's size in perspective, its area of 232 km² is roughly the same size as Amsterdam. Meanwhile, Xi'an at 10,097 km² is about 1.6x the size of Shanghai.
Picture Boston another way: its area is large enough to fit about 32,000 American football fields, 110 times the area of Monaco, or 68 times the area of Central Park. Xi'an, by comparison, equals about 1,400,000 American football fields, 170 times the area of Manhattan, or 96 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
Xi'an is the capital of the Chinese province of Shaanxi. A sub-provincial city on the Guanzhong plain, the city is the third-most populous city in Western China after Chongqing and Chengdu, as well as the most populous city in Northwestern China. Its total population was 12.95 million in the 2020 census, including an urban population of 9.28 million.
Often called "Ancient Capital", Xi'an has an area of 10,097 km² and is home to 12.9 million people. Visitors come for Terracotta Army, Xi'an City Wall, Big Wild Goose Pagoda, and much more.
Xi'an's 2020 census recorded 12.95 million residents, making it the most populous city in Northwestern China.
Boston has a population density of 2,931 people per km² — a moderately dense city. Xi'an, with 1,283 people per km², is a relatively spread-out city. Boston is noticeably denser, packing 2.3 times more people per square kilometer.
Size Ratio
Boston fits inside Xi'an ~43 times
Density Gap
Boston is 2.3x more densely populated
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).
Xi'an covers 10,097 km². Cities with a similar urban footprint include Melbourne (9,993 km²), Wuhan (8,569 km²), Sydney (12,368 km²), Guangzhou (7,434 km²), or Chengdu (14,378 km²).
The straight-line distance from Boston to Xi'an is 11,495 km (7,143 miles), with an estimated flight time of ~14h 1m.
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