City size comparison

compared to

Berlin is about 7 times bigger than Boston.

Boston is approximately 124 sq km, while Berlin is approximately 891 sq km, making Berlin 619% larger than Boston.
Tip: This to-scale comparison of Boston vs. Berlin uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Berlin vs. Boston

Flip Comparison · See true size
See Berlin on top of Boston
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Cost of Living Comparison · 7 categories - 2026 data
Boston is 2.4 times more expensive than Berlin
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