Cape Town
2,455 km²
San Antonio
1,209 km²
South Africa
United States
Area Comparison
Cape Town is 2.0x larger than San Antonio
Population Comparison
Cape Town has 2.6x more people than San Antonio
In terms of area, Cape Town is 2.0x the size of San Antonio. Cape Town spans 2,455 km² (948 mi²) while San Antonio covers 1,209 km² (467 mi²) — a difference of 1,246 km². You could fit San Antonio inside Cape Town approximately 2 times.
To put Cape Town's size in perspective, its area of 2,455 km² is roughly the same size as Moscow. Meanwhile, San Antonio at 1,209 km² is about 1.3x smaller than London.
Cape Town's footprint is roughly about 344,000 American football fields, 42 times the area of Manhattan, or 23 times the area of Paris — pick whichever unit feels intuitive. San Antonio works out to about 169,000 American football fields, 20 times the area of Manhattan, or 11 times the area of Paris.
Cape Town is the legislative capital of South Africa. It is the country's oldest city and the seat of the Parliament of South Africa. Cape Town is the country's second-largest city by population, after Johannesburg, and the largest city in the Western Cape. The city is part of the City of Cape Town metropolitan municipality.
Known as "The Mother City", Cape Town covers 2,455 km² with a population of 3.8 million. The city was established in 1652. Cape Town is known for Table Mountain, Cape of Good Hope, Robben Island, among other attractions.
Cape Town is South Africa's oldest city, founded in 1652 and home to the seat of the national Parliament.
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.
Often called "Alamo City", San Antonio has an area of 1,209 km² and is home to 1.4 million people. Its history stretches back to 1718. Visitors come for The Alamo, San Antonio River Walk, Tower of the Americas, and much more.
San Antonio is the seventh-most populous city in the United States and second-most populous in Texas, with 1.43 million residents.
Cape Town has a population density of 1,540 people per km² — a relatively spread-out city. San Antonio, with 1,183 people per km², is a relatively spread-out city. Both cities have comparable density, though Cape Town is slightly more compact.
Size Ratio
San Antonio fits inside Cape Town ~2 times
Density Gap
Cape Town is 1.3x more densely populated
Cape Town covers 2,455 km². Cities with a similar urban footprint include Moscow (2,511 km²), Lima (2,672 km²), Tokyo (2,194 km²), Ho Chi Minh City (2,061 km²), or Shenzhen (1,997 km²).
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).
The straight-line distance from Cape Town to San Antonio is 14,118 km (8,773 miles), with an estimated flight time of ~17h 7m.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.