City size comparison

compared to

Rio De Janeiro is about 1.2 times smaller than Saint Petersburg.

Saint Petersburg is approximately 1,439 sq km, while Rio De Janeiro is approximately 1,221 sq km, making Rio De Janeiro 84.85% the size of Saint Petersburg.
Tip: This to-scale comparison of Saint Petersburg vs. Rio De Janeiro uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Rio De Janeiro vs. Saint Petersburg

Flip Comparison · See true size
See Rio De Janeiro on top of Saint Petersburg
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Cost of Living Comparison · 7 categories - 2026 data
Saint Petersburg is 6.6% cheaper than Rio De Janeiro
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