Mauritania is about 6 times bigger than Oklahoma.

Oklahoma is approximately 177,847 sq km, while Mauritania is approximately 1,030,700 sq km, making Mauritania 480% larger than Oklahoma. Meanwhile, the population of Oklahoma is ~3.8 million people (410,574 more people live in Mauritania).
This to-scale comparison of Oklahoma vs. Mauritania uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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