Chattanooga, Tennessee is 5,201,344 times larger than Jackson, Mississippi.
Area: 390 km2 calculated
Chattanooga is the fourth-largest city in the U.S. state of Tennessee, with a population of 167,674 as of the 2010 census, and an estimated population of 171,279 in 2012. It is the seat of Hamilton County. Wikipedia
Area: 0 km2 calculated
Jackson is the capital and since 1944 the largest city of the U.S. state of Mississippi. Located south of the Yazoo River, it is considered to be at the southern border of the Mississippi Delta and is one of two county seats of Hinds County, with the city of Raymond being the other. Wikipedia