Chicago is about 1.2 times smaller than Micronesia, Federated States of.

Micronesia, Federated States of is approximately 702 sq km, while Chicago is approximately 590 sq km, making Chicago 84.02% the size of Micronesia, Federated States of.
Tip: This to-scale comparison of Micronesia, Federated States of vs. Chicago uses the Mercator projection, which distorts the size of regions near the poles.