Sydney is about 3.4 times smaller than Anguilla.

Anguilla is approximately 91 sq km, while Sydney is approximately 27 sq km, making Sydney 29.34% the size of Anguilla.
Tip: This to-scale comparison of Anguilla vs. Sydney uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.