Boston
232 km²
Cairo
3,085 km²
USA
Egypt
Area Comparison
Boston is 13.3x smaller than Cairo
Population Comparison
Boston has 14.9x fewer people than Cairo
Cairo is significantly larger, covering 13.3 times the area of Boston. Cairo spans 3,085 km² (1,191 mi²) while Boston covers 232 km² (90 mi²) — a difference of 2,853 km². You could fit Boston inside Cairo approximately 13 times.
To put Boston's size in perspective, its area of 232 km² is roughly the same size as Amsterdam. Meanwhile, Cairo at 3,085 km² is about 1.2x the size of Luxembourg.
In more relatable units, Boston's 232 km² is about 32,000 American football fields, 110 times the area of Monaco, or 68 times the area of Central Park. Cairo, by comparison, equals about 432,000 American football fields, 52 times the area of Manhattan, or 29 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
Cairo is the capital and largest city of Egypt and the Cairo Governorate. It is home to more than 9.8 million people. It is also part of the largest urban agglomeration in Africa, the Arab world, and the Middle East. The Greater Cairo metropolitan area is one of the largest in the world by population with over 22 million people. Areas of what would become Cairo were inhabited from pre-dynastic and early-dynastic ancient Egypt c.
Also known as "The City of a Thousand Minarets", Cairo has an area of 3,085 km² and is home to 10.1 million people. It was established in 969. Visitors come for Pyramids of Giza, Great Sphinx, Egyptian Museum, and much more. Getting around is easy with the Cairo Metro.
Cairo is home to more than 9.8 million people and is part of the largest urban agglomeration in Africa and the Arab world.
Looking beyond city limits, the Boston metropolitan area covers 11,700 km², which is 1.8x larger than greater Cairo at 6,588 km². The Cairo metro area is also more populous, with 21.3 million people compared to 4.9 million.
Boston has a population density of 2,931 people per km² — a moderately dense city. Cairo, with 3,274 people per km², is a moderately dense city. Both cities have comparable density, though Cairo is slightly more compact.
This comparison spans continents — Boston in North America versus Cairo in Africa. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Boston has a humid continental climate while Cairo experiences hot desert conditions. When it's noon in Cairo, it's 5:00 AM in Boston — a 7-hour time difference.
Size Ratio
Boston fits inside Cairo ~13 times
Time Difference
7 hours apart
History
Cairo is ~661 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).
Cairo covers 3,085 km². Cities with a similar urban footprint include Hanoi (3,359 km²), Karachi (3,527 km²), Lima (2,672 km²), Moscow (2,511 km²), or Cape Town (2,455 km²).
The straight-line distance from Boston to Cairo is 8,717 km (5,417 miles), with an estimated flight time of ~10h 45m.
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