Cape Coral, Florida is 2 times larger than West Palm Beach, Florida.
Area: 298 km2 calculated
Cape Coral is a city located in Lee County, Florida, United States, on the Gulf of Mexico. Founded in 1957 and developed as a master-planned, pre-platted community, the city grew to a population of 154,305 by the year 2010. Wikipedia
Area: 147 km2 calculated
West Palm Beach is a city in and the county seat of Palm Beach County, Florida, United States. The population was 101,043 at the 2010 census. It is the oldest large municipality in the South Florida metropolitan area, having been incorporated as a city two years before Miami. Wikipedia