City size comparison

compared to

Miami is about 9 times smaller than San Diego.

San Diego is approximately 844 sq km, while Miami is approximately 92 sq km, making Miami 10.95% the size of San Diego.
Tip: This to-scale comparison of San Diego vs. Miami uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Miami vs. San Diego
Flip Comparison · See true size
See Miami on top of San Diego
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Cost of Living Comparison · 7 categories - 2026 data
San Diego is 10.5% more expensive than Miami
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