City size comparison

compared to

Istanbul is about 9 times bigger than Chicago.

Chicago is approximately 590 sq km, while Istanbul is approximately 5,343 sq km, making Istanbul 806% larger than Chicago.
Tip: This to-scale comparison of Chicago vs. Istanbul uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Istanbul vs. Chicago

Flip Comparison · See true size
See Istanbul on top of Chicago
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Cost of Living Comparison · 7 categories - 2026 data
Chicago is 2.3 times more expensive than Istanbul
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