Charlotte, North Carolina is 4.9 times larger than Cary, North Carolina.
Area: 150 km2 calculated
Cary is the seventh largest municipality in North Carolina. Cary is in Wake and Chatham counties in the U.S. state of North Carolina. Wikipedia
Area: 733 km2 calculated
Charlotte is the largest city in the U.S. state of North Carolina and the seat of Mecklenburg County. In 2013, the estimated population of Charlotte according to the U.S. Census Bureau was 792,862, making it the 16th largest city in the United States based on population. Wikipedia