Country size comparison
Tonga is about 10,363 times smaller than Australia.
Australia is approximately 7,741,220 sq km, while Tonga is approximately 747 sq km, making Tonga 0.01% the size of Australia. Meanwhile, the population of Australia is ~26.1 million people (26.0 million fewer people live in Tonga).
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This to-scale map shows a size comparison of Australia compared to Tonga. For more details, see an in-depth quality of life comparison of Tonga vs. Australia using our country comparison tool.