State size comparison

compared to

Arizona is about 349 times bigger than San Diego.

San Diego is approximately 844 sq km, while Arizona is approximately 294,312 sq km, making Arizona 34,770% larger than San Diego.
Tip: This to-scale comparison of San Diego vs. Arizona uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Arizona vs. San Diego
Flip Comparison · See true size
See Arizona on top of San Diego
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Cost of Living Comparison · 7 categories - 2026 data
San Diego is 35.5% more expensive than Arizona
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