How many years of comparable data are there for Naoero and Tanzania, United Republic of?

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.

Naoero vs Tanzania, United Republic of: Sex gap in life expectancy at age 45

Naoero

4.47 years

in 2023

Tanzania, United Republic of

4.45 years

in 2023

Naoero rank

88th

Tanzania, United Republic of rank

90th

Sex gap in life expectancy at age 45 over time

Naoero
Tanzania, United Republic of

How they compare

Naoero currently reports 4.47 years against 4.45 years in Tanzania, United Republic of, a difference of 0.02 years.

The two have swapped places 2 times across 74 shared years of data; in 1950 it was Naoero ahead.

Naoero ranks 88th and Tanzania, United Republic of ranks 90th of 236 countries.

Across the 8 decades both report, Naoero averaged higher in 7 and Tanzania, United Republic of in 1.

Head to head by decade

Decade	Naoero	Tanzania, United Republic of	Difference	Ahead
1950s	3.5 years	1.81 years	1.69 years	Naoero
1960s	3.82 years	1.8 years	2.02 years	Naoero
1970s	4.68 years	2.59 years	2.09 years	Naoero
1980s	5.04 years	3.24 years	1.8 years	Naoero
1990s	4.77 years	2.35 years	2.42 years	Naoero
2000s	5.25 years	2.41 years	2.85 years	Naoero
2010s	5.31 years	3.53 years	1.78 years	Naoero
2020s	4.56 years	4.6 years	0.0396 years	Tanzania, United Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sex gap in life expectancy at age 45, Naoero or Tanzania, United Republic of?: Naoero, at 4.47 years against 4.45 years in Tanzania, United Republic of as of 2023.
What is the difference in sex gap in life expectancy at age 45 between Naoero and Tanzania, United Republic of?: 0.02 years, with Naoero ahead.
How many years of comparable data are there for Naoero and Tanzania, United Republic of?: 74 years are reported by both, from 1950 to 2023.
How do Naoero and Tanzania, United Republic of rank globally for sex gap in life expectancy at age 45?: Naoero ranks 88th and Tanzania, United Republic of ranks 90th 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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Naoero vs Tanzania, United Republic of: 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/naoero/tanzania/

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<a href="https://health.statizoid.com/compare/difference-in-female-and-male-life-expectancy-at-age-45/naoero/tanzania/">Naoero vs Tanzania, United Republic of: 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.