Heard Island and McDonald Islands is about 4.5 times bigger than Anguilla.

Anguilla is approximately 91 sq km, while Heard Island and McDonald Islands is approximately 412 sq km, making Heard Island and McDonald Islands 353% larger than Anguilla.
Tip: This to-scale comparison of Anguilla vs. Heard Island and McDonald Islands uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: Heard Island and McDonald Islands vs. Anguilla

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