Atlanta is 4.7 times larger than Clearwater, Florida.
Area: 346 km2 calculated
Atlanta is the capital of and the most populous city in the U.S. state of Georgia, with an estimated 2013 population of 447,841. Atlanta is the cultural and economic center of the Atlanta metropolitan area, home to 5,522,942 people and the ninth largest metropolitan area in the United States. Wikipedia
Area: 73 km2 calculated
Clearwater is a city located in Pinellas County, Florida, United States, nearly due west of Tampa and northwest of St. Petersburg. To the west of Clearwater lies the Gulf of Mexico and to the east lies Tampa Bay. As of the 2010 census, the city had a population of 107,685. Wikipedia