British Indian Ocean Territory is about 4,481 times smaller than New Zealand.

New Zealand is approximately 268,838 sq km, while British Indian Ocean Territory is approximately 60 sq km, making British Indian Ocean Territory 0.02% the size of New Zealand.
Tip: This to-scale comparison of New Zealand 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. New Zealand

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