Geneva is about 14 times smaller than Sydney.

Sydney (the 30 councils of metropolitan Sydney, without the Blue Mountains, Hawkesbury, Wollondilly and the Central Coast) is approximately 3,810 sq km, while Geneva (including the canton) is approximately 282 sq km, making Geneva 7.4% the size of Sydney.
Tip: This to-scale comparison of Sydney vs. Geneva uses the Mercator projection, which distorts the size of regions near the poles.
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