Minneapolis is 17% larger than Boston.
Area: 129 km2 calculated
Boston is the capital and largest city of the Commonwealth of Massachusetts in the United States. Boston also serves as county seat of Suffolk County. Wikipedia
Area: 151 km2 calculated
Minneapolis, officially the City of Minneapolis, is the county seat of Hennepin County, and largest of the Twin Cities, the 14th-largest metropolitan area in the United States, containing approximately 3.8 million residents. Wikipedia