Utah is about 56 times bigger 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 Utah is approximately 212,751 sq km, making Utah 5,484% larger than Sydney.
Tip: This to-scale comparison of Sydney vs. Utah uses the Mercator projection, which distorts the size of regions near the poles.
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