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

Heard Island and McDonald Islands is approximately 412 sq km, while Thailand is approximately 513,120 sq km, making Thailand 124,444% larger than Heard Island and McDonald Islands.
Tip: This to-scale comparison of Heard Island and McDonald Islands vs. Thailand uses the Mercator projection, which distorts the size of regions near the poles.

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