Huntsville, Alabama is 9 times larger than Pompano Beach, Florida.
Area: 567 km2 calculated
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the State of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 census. Wikipedia
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