City size comparison

compared to

Trenton is about 1.4 times smaller than Sydney.

Sydney is approximately 27 sq km, while Trenton is approximately 20 sq km, making Trenton 73.78% the size of Sydney.
Tip: This to-scale comparison of Sydney vs. Trenton uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Trenton vs. Sydney

Flip Comparison · See true size
See Trenton on top of Sydney
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Cost of Living Comparison · 7 categories - 2026 data
Sydney is 9.5% more expensive than Trenton
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