City size comparison

compared to

Montreal is about 16 times bigger than Sydney.

Sydney is approximately 27 sq km, while Montreal is approximately 432 sq km, making Montreal 1,516% larger than Sydney.
Tip: This to-scale comparison of Sydney vs. Montreal uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Montreal vs. Sydney
Flip Comparison · See true size
See Montreal on top of Sydney
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Cost of Living Comparison · 7 categories - 2026 data
Sydney is 65.5% more expensive than Montreal
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