City size comparison

compared to

Helsinki is about 2.8 times smaller than Seoul.

Seoul is approximately 605 sq km, while Helsinki is approximately 214 sq km, making Helsinki 35.43% the size of Seoul.
Tip: This to-scale comparison of Seoul vs. Helsinki uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Helsinki vs. Seoul

Flip Comparison · See true size
See Helsinki on top of Seoul
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Cost of Living Comparison · 7 categories - 2026 data
Seoul is 13.5% cheaper than Helsinki
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