How many years of comparable data are there for Australia and Japan?

74 years are reported by both, from 1950 to 2023.

Where does this data come from?

Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data, published as Life expectancy versus lifespan inequality. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Australia vs Japan: Life expectancy versus lifespan inequality

Australia

0.0712

in 2023

Japan

0.0703

in 2023

Australia rank

225th

Japan rank

227th

Life expectancy versus lifespan inequality over time

Australia
Japan

How they compare

Australia currently reports 0.0712 against 0.0703 in Japan, a difference of 0.0009.

The two have swapped places 1 time across 74 shared years of data; in 1950 it was Japan ahead.

Australia ranks 225th and Japan ranks 227th of 236 countries.

Across the 8 decades both report, Australia averaged higher in 6 and Japan in 2.

Head to head by decade

Decade	Australia	Japan	Difference	Ahead
1950s	0.1234	0.1775	0.0541	Japan
1960s	0.1158	0.1201	0.0043	Japan
1970s	0.1088	0.0976	0.0111	Australia
1980s	0.0971	0.0855	0.0117	Australia
1990s	0.0888	0.0811	0.0077	Australia
2000s	0.0815	0.0779	0.0035	Australia
2010s	0.0767	0.0731	0.0036	Australia
2020s	0.074	0.071	0.003	Australia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher life expectancy versus lifespan inequality, Australia or Japan?: Australia, at 0.0712 against 0.0703 in Japan as of 2023.
What is the difference in life expectancy versus lifespan inequality between Australia and Japan?: 0.0009, with Australia ahead.
How many years of comparable data are there for Australia and Japan?: 74 years are reported by both, from 1950 to 2023.
How do Australia and Japan rank globally for life expectancy versus lifespan inequality?: Australia ranks 225th and Japan ranks 227th of 236 countries.
Where does this data come from?: Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data, published as Life expectancy versus lifespan inequality. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Australia vs Japan: Life expectancy versus lifespan inequality. Statizoid, drawing on Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data. Retrieved 29 August 2026, from https://health.statizoid.com/compare/life-expectancy-versus-gini-lifespan-inequality/australia/japan/

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About this data

Indicator: Life expectancy versus lifespan inequality
Source: Human Mortality Database (2025); Aburto et al. (2023) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 236 places, 17,464 data points, 1950–2023
Last refreshed: 28 August 2026

Level of inequality in lifespans, measured between 0 and 1.