City size comparison

compared to

Sydney is about 1.4 times bigger than Trenton.

Trenton is approximately 20 sq km, while Sydney is approximately 27 sq km, making Sydney 36% larger than Trenton.
Tip: This to-scale comparison of Trenton vs. Sydney uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Sydney vs. Trenton

Flip Comparison · See true size
See Sydney on top of Trenton
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Cost of Living Comparison · 7 categories - 2026 data
Trenton is 10.0% more expensive than Sydney
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