City size comparison

compared to

Sydney is about 4.4 times smaller than Ulm.

Ulm (map shows its 55 named neighbourhoods; the area covers the whole city) is approximately 119 sq km, while Sydney is approximately 27 sq km, making Sydney 22.5% the size of Ulm.
Tip: This to-scale comparison of Ulm vs. Sydney uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Sydney vs. Ulm

Flip Comparison · See true size
See Sydney on top of Ulm
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Cost of Living Comparison · 7 categories - 2026 data
Ulm is 1.0% cheaper than Sydney
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