Czech Republic is about 2.5 times smaller than Senegal.

Senegal is approximately 196,722 sq km, while Czech Republic is approximately 78,867 sq km, making Czech Republic 40.09% the size of Senegal. Meanwhile, the population of Senegal is ~17.9 million people (7.2 million fewer people live in Czech Republic).
This to-scale comparison of Senegal vs. Czech Republic uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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