Arizona is about 4.3 times smaller than Niger.

Niger is approximately 1,267,000 sq km, while Arizona is approximately 294,312 sq km, making Arizona 23.23% the size of Niger. Meanwhile, the population of Niger is ~24.5 million people (18.1 million fewer people live in Arizona).
This to-scale comparison of Niger vs. Arizona uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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