Oklahoma is about 1.2 times smaller than Utah.

Utah is approximately 212,751 sq km, while Oklahoma is approximately 177,847 sq km, making Oklahoma 83.59% the size of Utah. Meanwhile, the population of Utah is ~2.8 million people (987,466 more people live in Oklahoma).
This to-scale comparison of Utah vs. Oklahoma uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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