Heard Island and McDonald Islands is about 522 times smaller than Guyana.

Guyana is approximately 214,969 sq km, while Heard Island and McDonald Islands is approximately 412 sq km, making Heard Island and McDonald Islands 0.19% the size of Guyana.
Tip: This to-scale comparison of Guyana 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. Guyana

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