Columbus, Ohio is 5.6 times larger than Evansville, Indiana.
Area: 694 km2 calculated
Columbus is the capital of and the largest city in the U.S. state of Ohio. It is the 15th largest city in the United States with a population of 822,553. It is the core city of the Columbus, OH Metropolitan Statistical Area, which encompasses a ten county area. Wikipedia
Area: 124 km2 calculated
Evansville is the commercial, medical and cultural hub of Southwestern Indiana and the Illinois-Indiana-Kentucky tri-state area. It is the third-largest city in the state of Indiana and the largest city in Southern Indiana. Wikipedia