Aruba is about 9 times bigger than Nauru.

Nauru is approximately 21 sq km, while Aruba is approximately 180 sq km, making Aruba 757% larger than Nauru. Meanwhile, the population of Nauru is ~9,811 people (112,509 more people live in Aruba).
Tip: This to-scale comparison of Nauru vs. Aruba uses the Mercator projection, which distorts the size of regions near the poles.
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