City size comparison

compared to

Ottawa is about 1.4 times smaller than Sydney.

Sydney (the 30 councils of metropolitan Sydney, without the Blue Mountains, Hawkesbury, Wollondilly and the Central Coast) is approximately 3,810 sq km, while Ottawa is approximately 2,779 sq km, making Ottawa 72.94% the size of Sydney.
Tip: This to-scale comparison of Sydney vs. Ottawa uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Ottawa vs. Sydney

Flip Comparison · See true size
See Ottawa on top of Sydney
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Cost of Living Comparison · 7 categories - 2026 data
Sydney is 35.3% more expensive than Ottawa
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