Topeka, Kansas is 3 times larger than Torrance, California.
Area: 160 km2 calculated
Topeka is the capital city of the U.S. state of Kansas and the seat of Shawnee County. It is situated along the Kansas River in the central part of Shawnee County, located in northeast Kansas, in the Central United States. As of the 2010 census, the city population was 127,473. Wikipedia
Area: 53 km2 calculated
Torrance is a city incorporated in 1921 and located in the South Bay region of Los Angeles County, California, United States. Wikipedia