Heard Island and McDonald Islands is about 1,245 times smaller than Thailand.

Thailand is approximately 513,120 sq km, while Heard Island and McDonald Islands is approximately 412 sq km, making Heard Island and McDonald Islands 0.08% the size of Thailand.
Tip: This to-scale comparison of Thailand vs. Heard Island and McDonald Islands uses the Mercator projection, which distorts the size of regions near the poles.

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