City size comparison

compared to

Ulm is about 13 times smaller than London.

London (including the 32 boroughs of greater London) is approximately 1,572 sq km, while Ulm (map shows its 55 named neighbourhoods; the area covers the whole city) is approximately 119 sq km, making Ulm 7.55% the size of London.
Tip: This to-scale comparison of London vs. Ulm uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Ulm vs. London

Flip Comparison · See true size
See Ulm on top of London
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Cost of Living Comparison · 7 categories - 2026 data
London is 71.6% more expensive than Ulm
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