Gambia is about 2 times bigger than Brunei.

Brunei is approximately 5,765 sq km, while Gambia is approximately 11,300 sq km, making Gambia 96% larger than Brunei. Meanwhile, the population of Brunei is ~478,054 people (1.9 million more people live in Gambia).
This to-scale comparison of Brunei vs. Gambia uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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