Tucson, Arizona is 9.4 times larger than Pompano Beach, Florida.
Area: 63 km2 calculated
Pompano Beach is a city in Broward County, Florida, United States, along the coast of the Atlantic Ocean just to the north of Fort Lauderdale. The nearby Hillsboro Inlet forms part of the Atlantic Intracoastal Waterway. 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