Western Sahara is about 4.7 times smaller than Mali.

Mali is approximately 1,240,192 sq km, while Western Sahara is approximately 266,000 sq km, making Western Sahara 21.45% the size of Mali. Meanwhile, the population of Mali is ~20.7 million people (20.1 million fewer people live in Western Sahara).
This to-scale comparison of Mali vs. Western Sahara uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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