City size comparison

compared to

Bangkok is about 13 times bigger than San Francisco.

San Francisco (including the city proper only) is approximately 121 sq km, while Bangkok is approximately 1,569 sq km, making Bangkok 1,196% larger than San Francisco.
Tip: This to-scale comparison of San Francisco vs. Bangkok uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Bangkok vs. San Francisco

Flip Comparison · See true size
See Bangkok on top of San Francisco
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Cost of Living Comparison · 7 categories - 2026 data
San Francisco is 3.3 times more expensive than Bangkok
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