Gambia is about 24 times smaller than Burkina Faso.

Burkina Faso is approximately 274,200 sq km, while Gambia is approximately 11,300 sq km, making Gambia 4.12% the size of Burkina Faso. Meanwhile, the population of Burkina Faso is ~24.1 million people (21.3 million fewer people live in Gambia).
Tip: This to-scale comparison of Burkina Faso vs. Gambia uses the Mercator projection, which distorts the size of regions near the poles.
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