City size comparison

compared to

Barcelona is about 2 times smaller than Buenos Aires.

Buenos Aires is approximately 203 sq km, while Barcelona is approximately 101 sq km, making Barcelona 49.83% the size of Buenos Aires.
Tip: This to-scale comparison of Buenos Aires vs. Barcelona uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Barcelona vs. Buenos Aires

Flip Comparison · See true size
See Barcelona on top of Buenos Aires
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Cost of Living Comparison · 7 categories - 2026 data
Buenos Aires is 27.7% cheaper than Barcelona
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