City size comparison

compared to

Barcelona is about 27 times smaller than Ottawa.

Ottawa is approximately 2,779 sq km, while Barcelona is approximately 101 sq km, making Barcelona 3.65% the size of Ottawa.
Tip: This to-scale comparison of Ottawa vs. Barcelona uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Barcelona vs. Ottawa

Flip Comparison · See true size
See Barcelona on top of Ottawa
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Cost of Living Comparison · 7 categories - 2026 data
Ottawa is 0.9% cheaper than Barcelona
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