Nauru is about 4,385 times smaller than Portugal.

Portugal is approximately 92,090 sq km, while Nauru is approximately 21 sq km, making Nauru 0.02% the size of Portugal. Meanwhile, the population of Portugal is ~10.2 million people (10.2 million fewer people live in Nauru).
Tip: This to-scale comparison of Portugal vs. Nauru uses the Mercator projection, which distorts the size of regions near the poles.
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