Which has higher sex gap in life expectancy at age 45, Japan or Sri Lanka?

Japan, at 5.74 years against 5.7 years in Sri Lanka as of 2023.

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

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.

Japan vs Sri Lanka: Sex gap in life expectancy at age 45

Japan

5.74 years

in 2023

Sri Lanka

5.7 years

in 2023

Japan rank

41st

Sri Lanka rank

42nd

Sex gap in life expectancy at age 45 over time

Japan
Sri Lanka

How they compare

Japan currently reports 5.74 years against 5.7 years in Sri Lanka, a difference of 0.04 years.

The two have swapped places 8 times across 74 shared years of data; in 1950 it was Japan ahead.

Japan ranks 41st and Sri Lanka ranks 42nd of 236 countries.

Across the 8 decades both report, Japan averaged higher in 7 and Sri Lanka in 1.

Head to head by decade

Decade	Japan	Sri Lanka	Difference	Ahead
1950s	3.34 years	2.4 years	0.9372 years	Japan
1960s	3.94 years	2.43 years	1.51 years	Japan
1970s	4.2 years	2.66 years	1.53 years	Japan
1980s	4.84 years	4.51 years	0.3332 years	Japan
1990s	5.7 years	6.4 years	0.6996 years	Sri Lanka
2000s	6.29 years	6.24 years	0.0454 years	Japan
2010s	5.89 years	5.78 years	0.1109 years	Japan
2020s	5.76 years	5.71 years	0.0487 years	Japan

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sex gap in life expectancy at age 45, Japan or Sri Lanka?: Japan, at 5.74 years against 5.7 years in Sri Lanka as of 2023.
What is the difference in sex gap in life expectancy at age 45 between Japan and Sri Lanka?: 0.04 years, with Japan ahead.
How many years of comparable data are there for Japan and Sri Lanka?: 74 years are reported by both, from 1950 to 2023.
How do Japan and Sri Lanka rank globally for sex gap in life expectancy at age 45?: Japan ranks 41st and Sri Lanka ranks 42nd 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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Japan vs Sri Lanka: 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 10 September 2026, from https://health.statizoid.com/compare/difference-in-female-and-male-life-expectancy-at-age-45/japan/sri-lanka/

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<a href="https://health.statizoid.com/compare/difference-in-female-and-male-life-expectancy-at-age-45/japan/sri-lanka/">Japan vs Sri Lanka: 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.