City size comparison

compared to

Barcelona is about 6 times smaller than Seoul.

Seoul is approximately 605 sq km, while Barcelona is approximately 101 sq km, making Barcelona 16.74% the size of Seoul.
Tip: This to-scale comparison of Seoul vs. Barcelona uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Barcelona vs. Seoul

Flip Comparison · See true size
See Barcelona on top of Seoul
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Cost of Living Comparison · 7 categories - 2026 data
Seoul is 16.7% cheaper than Barcelona
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