Country size comparison
compared to
Mauritania is about 14 times bigger than Sierra Leone.
Sierra Leone is approximately 71,740 sq km, while Mauritania is approximately 1,030,700 sq km, making Mauritania 1,337% larger than Sierra Leone. Meanwhile, the population of Sierra Leone is ~8.7 million people (4.5 million fewer people live in Mauritania).
Tip:
This to-scale comparison of
Sierra Leone
vs.
Mauritania
uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Mauritania vs. Sierra Leone
Flip Comparison · See true size
See Mauritania on top of Sierra Leone
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Quality of Life Comparison · 16 statistics
Be 78.6% more likely to live below the poverty line in Sierra Leone
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Cost of Living Comparison · 6 categories - 2026 data
Sierra Leone is 67.0% more expensive than Mauritania overall
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