New York City is about 157 times smaller than New York.

New York is approximately 122,283 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 0.64% the size of New York.
Tip: This to-scale comparison of New York vs. New York City uses the Mercator projection, which distorts the size of regions near the poles.