Huntsville, Alabama is 2.9 times larger than Palm Bay, 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: 194 km2 calculated
Palm Bay is a city in Brevard County, Florida. The city's population was 103,190 at the 2010 United States Census, making it the most populous city in the county. Wikipedia