Baltimore is 49% larger than Norfolk, Virginia.
Area: 212 km2 calculated
Baltimore is the largest city in the U.S. state of Maryland and the 26th-most populous city in the country. It is located in the central area of the state along the tidal portion of the Patapsco River, an arm of the Chesapeake Bay. Wikipedia
Area: 143 km2 calculated
Norfolk is an independent city in the Commonwealth of Virginia. At the 2010 census, the population was 242,803; in 2013, the population was estimated to be 246,392 making it the second-most populous city in Virginia, behind neighboring Virginia Beach. Wikipedia