Country size comparison

compared to

San Francisco is about 9 times smaller than Hong Kong.

Hong Kong is approximately 1,108 sq km, while San Francisco (including the city proper only) is approximately 121 sq km, making San Francisco 10.92% the size of Hong Kong.
Tip: This to-scale comparison of Hong Kong 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. Hong Kong
Flip Comparison · See true size
See San Francisco on top of Hong Kong
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Cost of Living Comparison · 7 categories - 2026 data
Hong Kong is 24.8% cheaper than San Francisco
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