Which has higher sex gap in life expectancy at age 45, Réunion or South Africa?

South Africa, at 4.9 years against 4.79 years in Réunion as of 2023.

What is the difference in sex gap in life expectancy at age 45 between Réunion and South Africa?

0.11 years, with South Africa ahead.

How many years of comparable data are there for Réunion and South Africa?

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

Where does this data come from?

Human Mortality Database (2025); UN, World Population Prospects (2024) – with major processing by Our World in Data, published as Sex gap in life expectancy at age 45. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Réunion vs South Africa: Sex gap in life expectancy at age 45

Réunion

4.79 years

in 2023

South Africa

4.9 years

in 2023

Réunion rank

69th

South Africa rank

66th

Sex gap in life expectancy at age 45 over time

Réunion
South Africa

How they compare

South Africa currently reports 4.9 years against 4.79 years in Réunion, a difference of 0.11 years.

The two have swapped places 3 times across 74 shared years of data; in 1950 it was Réunion ahead.

Réunion ranks 69th and South Africa ranks 66th of 236 countries.

Réunion has averaged higher in every one of the 8 decades both report.

Head to head by decade

Decade	Réunion	South Africa	Difference	Ahead
1950s	6.92 years	2.05 years	4.87 years	Réunion
1960s	6.46 years	2.84 years	3.62 years	Réunion
1970s	6.28 years	3.12 years	3.16 years	Réunion
1980s	6.53 years	4.04 years	2.49 years	Réunion
1990s	6.55 years	4.88 years	1.67 years	Réunion
2000s	6.32 years	5.06 years	1.26 years	Réunion
2010s	5.45 years	5.41 years	0.0459 years	Réunion
2020s	4.96 years	4.69 years	0.2661 years	Réunion

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sex gap in life expectancy at age 45, Réunion or South Africa?: South Africa, at 4.9 years against 4.79 years in Réunion as of 2023.
What is the difference in sex gap in life expectancy at age 45 between Réunion and South Africa?: 0.11 years, with South Africa ahead.
How many years of comparable data are there for Réunion and South Africa?: 74 years are reported by both, from 1950 to 2023.
How do Réunion and South Africa rank globally for sex gap in life expectancy at age 45?: Réunion ranks 69th and South Africa ranks 66th of 236 countries.
Where does this data come from?: Human Mortality Database (2025); UN, World Population Prospects (2024) – with major processing by Our World in Data, published as Sex gap in life expectancy at age 45. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Réunion vs South Africa: Sex gap in life expectancy at age 45. Statizoid, drawing on Human Mortality Database (2025); UN, World Population Prospects (2024) – with major processing by Our World in Data. Retrieved 14 September 2026, from https://health.statizoid.com/compare/difference-in-female-and-male-life-expectancy-at-age-45/reunion/south-africa/

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<a href="https://health.statizoid.com/compare/difference-in-female-and-male-life-expectancy-at-age-45/reunion/south-africa/">Réunion vs South Africa: Sex gap in life expectancy at age 45</a> — Statizoid

About this data

Indicator: Sex gap in life expectancy at age 45
Unit: years
Source: Human Mortality Database (2025); UN, World Population Prospects (2024) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 236 places, 18,722 data points, 1751–2023
Last refreshed: 28 August 2026

Difference in period life expectancy (females - males) at a given age.