City size comparison

compared to

Sydney is about 48 times smaller than San Antonio.

San Antonio (map shows its 401 named neighbourhoods; the area covers the whole city) is approximately 1,292 sq km, while Sydney is approximately 27 sq km, making Sydney 2.07% the size of San Antonio.
Tip: This to-scale comparison of San Antonio vs. Sydney uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: Sydney vs. San Antonio

Flip Comparison · See true size
See Sydney on top of San Antonio
→
Cost of Living Comparison · 7 categories - 2026 data
San Antonio is 11.3% 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