City size comparison

compared to

Seoul is about 1.5 times bigger than Athens.

Athens (map shows its 34 named neighbourhoods; the area covers the whole city) is approximately 412 sq km, while Seoul is approximately 605 sq km, making Seoul 47% larger than Athens.
Tip: This to-scale comparison of Athens vs. Seoul uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Seoul vs. Athens

Flip Comparison · See true size
See Seoul on top of Athens
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Cost of Living Comparison · 7 categories - 2026 data
Athens is 8.9% cheaper than Seoul
→
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