City size comparison

compared to

Ottawa is about 2.3 times bigger than Rio De Janeiro.

Rio De Janeiro is approximately 1,221 sq km, while Ottawa is approximately 2,779 sq km, making Ottawa 128% larger than Rio De Janeiro.
Tip: This to-scale comparison of Rio De Janeiro vs. Ottawa uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Ottawa vs. Rio De Janeiro

Flip Comparison · See true size
See Ottawa on top of Rio De Janeiro
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Cost of Living Comparison · 7 categories - 2026 data
Rio De Janeiro is 36.7% cheaper than Ottawa
→
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