City size comparison

compared to

Seoul is about 2.5 times bigger than Turku.

Turku is approximately 246 sq km, while Seoul is approximately 605 sq km, making Seoul 146% larger than Turku.
Tip: This to-scale comparison of Turku vs. Seoul uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Seoul vs. Turku

Flip Comparison · See true size
See Seoul on top of Turku
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Cost of Living Comparison · 7 categories - 2026 data
Turku is 1.7% cheaper than Seoul
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