British Indian Ocean Territory is about 46,340 times smaller than Argentina.

Argentina is approximately 2,780,400 sq km, while British Indian Ocean Territory is approximately 60 sq km, making British Indian Ocean Territory 0.0% the size of Argentina. Meanwhile, the population of Argentina is ~45.9 million people (45.8 million fewer people live in British Indian Ocean Territory).
Tip: This to-scale comparison of Argentina 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. Argentina

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