City size comparison
compared to
Sydney is about 32 times smaller than San Diego.
San Diego is approximately 844 sq km, while Sydney is approximately 27 sq km, making Sydney 3.16% the size of San Diego.
This to-scale comparison of
San Diego
vs.
Sydney
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.