San Antonio
1,209 km²
Tokyo
2,194 km²
United States
Japan
Area Comparison
San Antonio is 1.8x smaller than Tokyo
Population Comparison
San Antonio has 9.8x fewer people than Tokyo
In terms of area, Tokyo is 1.8x the size of San Antonio. Tokyo spans 2,194 km² (847 mi²) while San Antonio covers 1,209 km² (467 mi²) — a difference of 985 km².
To put San Antonio's size in perspective, its area of 1,209 km² is about 1.3x smaller than London. Meanwhile, Tokyo at 2,194 km² is about 1.1x smaller than Moscow.
Picture San Antonio another way: its area is large enough to fit about 169,000 American football fields, 20 times the area of Manhattan, or 11 times the area of Paris. Tokyo, by comparison, equals about 307,000 American football fields, 37 times the area of Manhattan, or 21 times the area of Paris.
San Antonio is a city in the U.S. state of Texas. It is the seventh-most populous city in the United States, the second-most populous city in Texas, and the second-most populous city in the Southern U.S., with a population of 1.43 million at the 2020 census. The Greater San Antonio metropolitan area, with an estimated 2.76 million residents, ranks as the third-largest metropolitan area in Texas and the 24th-largest in the nation. It is the county seat of Bexar County.
Known as "Alamo City", San Antonio covers 1,209 km² with a population of 1.4 million. The city was established in 1718. San Antonio is known for The Alamo, San Antonio River Walk, Tower of the Americas, among other attractions.
San Antonio is the seventh-most populous city in the United States and second-most populous in Texas, with 1.43 million residents.
Tokyo, officially the Tokyo Metropolis, is the capital and most populous city of Japan. With a population of over 14 million in the city proper in 2023, it is one of the most populous urban areas in the world. The Greater Tokyo Area, which includes Tokyo and parts of six neighboring prefectures, is the most populous metropolitan area in the world, with 41 million residents as of 2024.
Nicknamed "Eastern Capital", Tokyo has an area of 2,194 km² and is home to 14.0 million people. It was established in 1457. Visitors come for Shibuya Crossing, Tokyo Tower, Imperial Palace, and much more. Getting around is easy with the Tokyo Metro & JR East.
Greater Tokyo holds 41 million residents as of 2024, making it the most populous metropolitan area on Earth.
San Antonio has a population density of 1,183 people per km² — a relatively spread-out city. Tokyo, with 6,363 people per km², is a densely populated city. Tokyo is dramatically more crowded, with 5.4x the population density.
Density Gap
Tokyo is 5.4x more densely populated
History
Tokyo is ~261 years older
San Antonio covers 1,209 km². Cities with a similar urban footprint include Rio de Janeiro (1,221 km²), Lagos (1,172 km²), Rome (1,285 km²), Los Angeles (1,302 km²), or Hong Kong (1,114 km²).
Tokyo covers 2,194 km². Cities with a similar urban footprint include Ho Chi Minh City (2,061 km²), Shenzhen (1,997 km²), Cape Town (2,455 km²), Moscow (2,511 km²), or Lima (2,672 km²).
The straight-line distance from San Antonio to Tokyo is 10,562 km (6,563 miles), with an estimated flight time of ~12h 56m.
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