City size comparison

compared to

Sydney is about 5 times smaller than Massachusetts.

Massachusetts is approximately 20,306 sq km, while Sydney (the 30 councils of metropolitan Sydney, without the Blue Mountains, Hawkesbury, Wollondilly and the Central Coast) is approximately 3,810 sq km, making Sydney 18.76% the size of Massachusetts.

Tip: This to-scale comparison of Massachusetts vs. Sydney uses the Mercator projection, which distorts the size of regions near the poles.