Sweden is 2,715 times larger than St. Petersburg, Florida.
Area: 450,295 km2 World Factbook
Population: 9,723,809 (July 2014) World Factbook
Sweden, officially the Kingdom of Sweden, is a Scandinavian country in Northern Europe. Sweden borders Norway and Finland, and is connected to Denmark by a bridge-tunnel across the Øresund. Wikipedia
Area: 166 km2 calculated
St. Petersburg is a city in Pinellas County, Florida, United States. As of the 2013 census estimate, the population was 249,688, making St. Petersburg the 5th most populous city in the state of Florida and the largest city in Florida that is not a county seat. St. Wikipedia