City size comparison

compared to

Dublin is about 4.4 times bigger than Sydney.

Sydney is approximately 27 sq km, while Dublin is approximately 118 sq km, making Dublin 341% larger than Sydney.
Tip: This to-scale comparison of Sydney vs. Dublin uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Dublin vs. Sydney
Flip Comparison · See true size
See Dublin on top of Sydney
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Cost of Living Comparison · 7 categories - 2026 data
Sydney is 5.6% more expensive than Dublin
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