Tucson, Arizona is 5.4 times larger than Murrieta, California.
Area: 109 km2 calculated
Murrieta is a city in southwestern Riverside County, California, United States. The population of Murrieta was 103,466 at the 2010 census. Wikipedia
Area: 590 km2 calculated
Tucson is a city in and the county seat of Pima County, Arizona, United States, and home to the University of Arizona. The 2010 United States Census puts the city's population at 520,116, while the 2013 estimated population of the entire Tucson metropolitan area was 996,544. Wikipedia