City size comparison
Boston (MA), United States
compared to
Sydney, Australia
Boston is about 4.6 times bigger than Sydney.
Sydney is approximately 27 sq km, while Boston is approximately 124 sq km, making Boston 364% larger than Sydney.
We have positioned the outline of Sydney near the middle of Boston.
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This to-scale comparison of
Sydney
vs.
Boston
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.
