New York City is about 6 times bigger than Minneapolis.

Minneapolis is approximately 140 sq km, while New York City (including all five boroughs: Manhattan, Brooklyn, Queens, The Bronx, and Staten Island) is approximately 781 sq km, making New York City 458% larger than Minneapolis.
Tip: This to-scale comparison of Minneapolis vs. New York City uses the Mercator projection, which distorts the size of regions near the poles.