City size comparison
compared to
Oakland is about 4.2 times smaller than San Diego.
San Diego is approximately 844 sq km, while Oakland is approximately 202 sq km, making Oakland 23.93% the size of San Diego.
This to-scale comparison of
San Diego
vs.
Oakland
uses the Mercator projection, which distorts the size of regions near the poles. Learn more.
Note: Try dragging the outline to reposition.