City size comparison

compared to

Helsinki is about 7 times smaller than London.

London (including the 32 boroughs of greater London) is approximately 1,572 sq km, while Helsinki is approximately 214 sq km, making Helsinki 13.64% the size of London.
Tip: This to-scale comparison of London vs. Helsinki uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Helsinki vs. London

Flip Comparison · See true size
See Helsinki on top of London
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Cost of Living Comparison · 7 categories - 2026 data
London is 57.5% more expensive than Helsinki
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