Country size comparison

compared to

Mauritania is about 2.7 times bigger than Japan.

Japan is approximately 377,915 sq km, while Mauritania is approximately 1,030,700 sq km, making Mauritania 173% larger than Japan. Meanwhile, the population of Japan is ~124.2 million people (120.1 million fewer people live in Mauritania).
Tip: This to-scale comparison of Japan vs. Mauritania uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Mauritania vs. Japan

Flip Comparison · See true size
See Mauritania on top of Japan
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Quality of Life Comparison · 14 statistics
Make 7.3 times more money in Japan
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Cost of Living Comparison · 7 categories - 2026 data
Japan is 2.1 times more expensive than Mauritania overall
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Moving from Mauritania to Japan · OECD 2023
42 people moved from Mauritania to Japan.
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