City size comparison

compared to

Sydney is about 13 times smaller than Detroit.

Detroit is approximately 359 sq km, while Sydney is approximately 27 sq km, making Sydney 7.43% the size of Detroit.
Tip: This to-scale comparison of Detroit vs. Sydney uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: Sydney vs. Detroit

Flip Comparison · See true size
See Sydney on top of Detroit
→
Cost of Living Comparison · 7 categories - 2026 data
Detroit is 11.4% cheaper than Sydney
→
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.
Download on the App Store GET IT ON Google Play