City size comparison

compared to

Sydney is about 15,127 times smaller than California.

California is approximately 403,882 sq km, while Sydney is approximately 27 sq km, making Sydney 0.01% the size of California.
Tip: This to-scale comparison of California vs. Sydney uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Sydney vs. California
Flip Comparison · See true size
See Sydney on top of California
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Cost of Living Comparison · 7 categories - 2026 data
California is 8.5% more expensive than Sydney
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