Nevada is about 1.4 times smaller than California.

California is approximately 403,882 sq km, while Nevada is approximately 284,448 sq km, making Nevada 70.43% the size of California. Meanwhile, the population of California is ~39.4 million people (36.1 million fewer people live in Nevada).
Tip: This to-scale comparison of California vs. Nevada uses the Mercator projection, which distorts the size of regions near the poles.
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