British Indian Ocean Territory is about 45,415 times smaller than Kazakhstan.

Kazakhstan is approximately 2,724,900 sq km, while British Indian Ocean Territory is approximately 60 sq km, making British Indian Ocean Territory 0.0% the size of Kazakhstan. Meanwhile, the population of Kazakhstan is ~20.8 million people (20.8 million fewer people live in British Indian Ocean Territory).
Tip: This to-scale comparison of Kazakhstan vs. British Indian Ocean Territory uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: British Indian Ocean Territory vs. Kazakhstan

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