Heard Island and McDonald Islands is about 110 times smaller than Estonia.

Estonia is approximately 45,228 sq km, while Heard Island and McDonald Islands is approximately 412 sq km, making Heard Island and McDonald Islands 0.91% the size of Estonia.
Tip: This to-scale comparison of Estonia 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. Estonia

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