City size comparison

compared to

Vienna is around the same size as Cologne.

Cologne is approximately 405 sq km, while Vienna is approximately 415 sq km, making Vienna 2% larger than Cologne.
Tip: This to-scale comparison of Cologne vs. Vienna uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Vienna vs. Cologne

Flip Comparison · See true size
See Vienna on top of Cologne
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Cost of Living Comparison · 7 categories - 2026 data
Cologne is 0.7% more expensive than Vienna
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