City size comparison

compared to

San Francisco is about 52 times smaller than Shanghai.

Shanghai is approximately 6,341 sq km, while San Francisco (including the city proper only) is approximately 121 sq km, making San Francisco 1.91% the size of Shanghai.
Tip: This to-scale comparison of Shanghai vs. San Francisco uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: San Francisco vs. Shanghai

Flip Comparison · See true size
See San Francisco on top of Shanghai
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Cost of Living Comparison · 7 categories - 2026 data
Shanghai is 65.1% cheaper than San Francisco
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