Iran is about 23 times bigger than Sierra Leone.

Sierra Leone is approximately 71,740 sq km, while Iran is approximately 1,648,195 sq km, making Iran 2,197% larger than Sierra Leone. Meanwhile, the population of Sierra Leone is ~8.7 million people (78.1 million more people live in Iran).
This to-scale comparison of Sierra Leone vs. Iran uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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