Country size comparison
compared to
Sierra Leone is about 14 times smaller than Mauritania.
Mauritania is approximately 1,030,700 sq km, while Sierra Leone is approximately 71,740 sq km, making Sierra Leone 6.96% the size of Mauritania. Meanwhile, the population of Mauritania is ~4.2 million people (4.5 million more people live in Sierra Leone).
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This to-scale comparison of
Mauritania
vs.
Sierra Leone
uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Sierra Leone vs. Mauritania
Flip Comparison · See true size
See Sierra Leone on top of Mauritania
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Quality of Life Comparison · 16 statistics
Be 4.6 times more likely to have internet access in Mauritania
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Cost of Living Comparison · 6 categories - 2026 data
Mauritania is 14.9% more expensive than Sierra Leone overall
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Moving from Sierra Leone to Mauritania · Cost, visas & climate
Compare cost of living, salary and climate.
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