State size comparison

compared to

Oklahoma is about 211 times bigger than San Diego.

San Diego is approximately 844 sq km, while Oklahoma is approximately 177,847 sq km, making Oklahoma 20,971% larger than San Diego.
Tip: This to-scale comparison of San Diego vs. Oklahoma uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Oklahoma vs. San Diego
Flip Comparison · See true size
See Oklahoma on top of San Diego
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Cost of Living Comparison · 7 categories - 2026 data
San Diego is 40.5% more expensive than Oklahoma
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