British Indian Ocean Territory is about 1,715 times smaller than Kentucky.

Kentucky is approximately 102,896 sq km, while British Indian Ocean Territory is approximately 60 sq km, making British Indian Ocean Territory 0.06% the size of Kentucky. Meanwhile, the population of Kentucky is ~4.6 million people (4.6 million fewer people live in British Indian Ocean Territory).
Tip: This to-scale comparison of Kentucky vs. British Indian Ocean Territory uses the Mercator projection, which distorts the size of regions near the poles.
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