Which has higher sex gap in life expectancy at age 45, Guinea or Nigeria?

Guinea, at 1.28 years against 0.7507 years in Nigeria as of 2023.

What is the difference in sex gap in life expectancy at age 45 between Guinea and Nigeria?

0.5293 years, with Guinea ahead.

How many years of comparable data are there for Guinea and Nigeria?

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.

Guinea vs Nigeria: Sex gap in life expectancy at age 45

Guinea

1.28 years

in 2023

Nigeria

0.7507 years

in 2023

Guinea rank

233rd

Nigeria rank

236th

Sex gap in life expectancy at age 45 over time

Guinea
Nigeria

How they compare

Guinea currently reports 1.28 years against 0.7507 years in Nigeria, a difference of 0.5293 years.

That makes Guinea's figure about 1.7 times Nigeria's.

The two have swapped places 5 times across 74 shared years of data; in 1950 it was Nigeria ahead.

Guinea ranks 233rd and Nigeria ranks 236th of 236 countries.

Across the 8 decades both report, Guinea averaged higher in 3 and Nigeria in 5.

Head to head by decade

Decade	Guinea	Nigeria	Difference	Ahead
1950s	1.78 years	2.05 years	0.2688 years	Nigeria
1960s	1.91 years	2.23 years	0.3179 years	Nigeria
1970s	1.93 years	1.94 years	0.0115 years	Nigeria
1980s	1.51 years	1.92 years	0.4046 years	Nigeria
1990s	0.9411 years	1.74 years	0.7959 years	Nigeria
2000s	0.9121 years	0.8485 years	0.0635 years	Guinea
2010s	1.35 years	0.7372 years	0.6151 years	Guinea
2020s	1.4 years	0.8158 years	0.5825 years	Guinea

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sex gap in life expectancy at age 45, Guinea or Nigeria?: Guinea, at 1.28 years against 0.7507 years in Nigeria as of 2023.
What is the difference in sex gap in life expectancy at age 45 between Guinea and Nigeria?: 0.5293 years, with Guinea ahead.
How many years of comparable data are there for Guinea and Nigeria?: 74 years are reported by both, from 1950 to 2023.
How do Guinea and Nigeria rank globally for sex gap in life expectancy at age 45?: Guinea ranks 233rd and Nigeria ranks 236th 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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Guinea vs Nigeria: 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 09 September 2026, from https://health.statizoid.com/compare/difference-in-female-and-male-life-expectancy-at-age-45/guinea/nigeria/

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<a href="https://health.statizoid.com/compare/difference-in-female-and-male-life-expectancy-at-age-45/guinea/nigeria/">Guinea vs Nigeria: 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.