Country size comparison

compared to

San Diego is about 11,371 times smaller than China.

China is approximately 9,596,960 sq km, while San Diego is approximately 844 sq km, making San Diego 0.01% the size of China.
Tip: This to-scale comparison of China 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. China
Flip Comparison · See true size
See San Diego on top of China
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Cost of Living Comparison · 7 categories - 2026 data
China is 61.9% cheaper than San Diego
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