City size comparison

compared to

Berlin is about 2.2 times bigger than Cologne.

Cologne is approximately 405 sq km, while Berlin is approximately 891 sq km, making Berlin 120% larger than Cologne.
Tip: This to-scale comparison of Cologne vs. Berlin uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Berlin vs. Cologne

Flip Comparison · See true size
See Berlin on top of Cologne
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Cost of Living Comparison · 7 categories - 2026 data
Cologne is 5.9% cheaper than Berlin
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