Papua New Guinea is about 620 times bigger than Tonga.

Tonga is approximately 747 sq km, while Papua New Guinea is approximately 462,840 sq km, making Papua New Guinea 61,860% larger than Tonga. Meanwhile, the population of Tonga is ~105,517 people (9.5 million more people live in Papua New Guinea).
This to-scale comparison of Tonga vs. Papua New Guinea uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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