City size comparison

compared to

Moscow is about 3 times bigger than San Diego.

San Diego is approximately 844 sq km, while Moscow is approximately 2,562 sq km, making Moscow 203% larger than San Diego.
Tip: This to-scale comparison of San Diego vs. Moscow uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Moscow vs. San Diego

Flip Comparison · See true size
See Moscow on top of San Diego
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Cost of Living Comparison · 7 categories - 2026 data
San Diego is 2.5 times more expensive than Moscow
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