City size comparison

compared to

Sydney is about 4.4 times smaller than Dublin.

Dublin is approximately 118 sq km, while Sydney is approximately 27 sq km, making Sydney 22.67% the size of Dublin.
Tip: This to-scale comparison of Dublin vs. Sydney uses the Mercator projection, which distorts the size of regions near the poles.
Share

Compare further: Sydney vs. Dublin

Flip Comparison · See true size
See Sydney on top of Dublin
→
Cost of Living Comparison · 7 categories - 2026 data
Dublin is 5.4% more expensive 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