City size comparison

compared to

San Diego is about 6 times smaller than Istanbul.

Istanbul is approximately 5,343 sq km, while San Diego is approximately 844 sq km, making San Diego 15.8% the size of Istanbul.
Tip: This to-scale comparison of Istanbul vs. San Diego uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: San Diego vs. Istanbul

Flip Comparison · See true size
See San Diego on top of Istanbul
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Cost of Living Comparison · 7 categories - 2026 data
Istanbul is 54.1% cheaper than San Diego
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