British Indian Ocean Territory is about 8,799 times smaller than Yemen.

Yemen is approximately 527,968 sq km, while British Indian Ocean Territory is approximately 60 sq km, making British Indian Ocean Territory 0.01% the size of Yemen. Meanwhile, the population of Yemen is ~41.8 million people (41.8 million fewer people live in British Indian Ocean Territory).
Tip: This to-scale comparison of Yemen vs. British Indian Ocean Territory uses the Mercator projection, which distorts the size of regions near the poles.
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