City size comparison

compared to

Boston is about 28 times smaller than Karachi.

Karachi is approximately 3,527 sq km, while Boston is approximately 124 sq km, making Boston 3.52% the size of Karachi.
Tip: This to-scale comparison of Karachi vs. Boston uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Boston vs. Karachi

Flip Comparison · See true size
See Boston on top of Karachi
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Cost of Living Comparison · 7 categories - 2026 data
Karachi is 87.1% cheaper than Boston
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