British Indian Ocean Territory is about 1,535 times smaller than Portugal.

Portugal is approximately 92,090 sq km, while British Indian Ocean Territory is approximately 60 sq km, making British Indian Ocean Territory 0.07% the size of Portugal. Meanwhile, the population of Portugal is ~10.8 million people (10.8 million fewer people live in British Indian Ocean Territory).
Tip: This to-scale comparison of Portugal vs. British Indian Ocean Territory uses the Mercator projection, which distorts the size of regions near the poles.
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