Australia vs Japan

Japan scores 79.3 in the NationsTree Index (6th in the world) and Australia scores 77.1 (10th), a gap of 2.3 points. Their trees are 30 m and 57 m tall; tree height grows with real GDP and is adjusted by the index.

Japan has 4.5 times the population of Australia. Australia is 20 times larger than Japan by land area. Japan has an economy 3.4 times the size of Australia (GDP at purchasing power parity). Population: Australia 27.6 million and Japan 123.4 million (2025).

GDP per person at purchasing power parity is $71,934 in Australia and $55,422 in Japan (2025, international dollars). People in Japan live on average 1.0 years longer (84.0 vs 83.1 years).

Of 33 indicators reported by both countries, Australia ranks higher in the world on 18 and Japan on 15. Australia is clearly stronger in natural resources and tourism. Japan is clearly stronger in main industries and science & innovation.

As a nation, Japan is the older of the two (statehood since 250, 1,776 years), compared with Australia (since 1901). Over the last five years Japan improved faster (direction score 40 vs 34 out of 100).