Saint Lucia is about 1.4 times bigger than Barbados.

Barbados is approximately 430 sq km, while Saint Lucia is approximately 616 sq km, making Saint Lucia 43% larger than Barbados. Meanwhile, the population of Barbados is ~302,674 people (135,552 fewer people live in Saint Lucia).
This to-scale comparison of Barbados vs. Saint Lucia uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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