City size comparison

compared to

Sydney is about 31 times smaller than Austin.

Austin is approximately 829 sq km, while Sydney is approximately 27 sq km, making Sydney 3.22% the size of Austin.
Tip: This to-scale comparison of Austin vs. Sydney uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: Sydney vs. Austin

Flip Comparison · See true size
See Sydney on top of Austin
→
Cost of Living Comparison · 7 categories - 2026 data
Austin is 5.8% 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