British Indian Ocean Territory is about 12,544 times smaller than Zambia.

Zambia is approximately 752,618 sq km, while British Indian Ocean Territory is approximately 60 sq km, making British Indian Ocean Territory 0.01% the size of Zambia. Meanwhile, the population of Zambia is ~21.9 million people (21.9 million fewer people live in British Indian Ocean Territory).
Tip: This to-scale comparison of Zambia vs. British Indian Ocean Territory uses the Mercator projection, which distorts the size of regions near the poles.
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