Papua New Guinea is around the same size as Thailand.

Thailand is approximately 513,120 sq km, while Papua New Guinea is approximately 462,840 sq km, making Papua New Guinea 90.2% the size of Thailand. Meanwhile, the population of Thailand is ~69.0 million people (61.7 million fewer people live in Papua New Guinea).

This to-scale map shows a size comparison of Thailand compared to Papua New Guinea. For more details, see an in-depth quality of life comparison of Papua New Guinea vs. Thailand using our country comparison tool.

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