How many years of comparable data are there for Samoa and Sao Tome and Principe?

151 years are reported by both, from 1950 to 2100.

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 Life expectancy at age 15. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Samoa vs Sao Tome and Principe: Life expectancy at age 15

Samoa

82.08 years

in 2100

Sao Tome and Principe

81.94 years

in 2100

Samoa rank

169th

Sao Tome and Principe rank

171st

Life expectancy at age 15 over time

Samoa
Sao Tome and Principe

How they compare

Samoa currently reports 82.08 years against 81.94 years in Sao Tome and Principe, a difference of 0.14 years.

The two have swapped places 4 times across 151 shared years of data; in 1950 it was Samoa ahead.

Samoa ranks 169th and Sao Tome and Principe ranks 171st of 236 countries.

Across the 16 decades both report, Samoa averaged higher in 15 and Sao Tome and Principe in 1.

Head to head by decade

Decade	Samoa	Sao Tome and Principe	Difference	Ahead
1950s	61.43 years	58.91 years	2.52 years	Samoa
1960s	64.22 years	63.5 years	0.7135 years	Samoa
1970s	67.08 years	67.16 years	0.0832 years	Sao Tome and Principe
1980s	69.33 years	68.85 years	0.4793 years	Samoa
1990s	71.42 years	68.3 years	3.12 years	Samoa
2000s	72.96 years	67.12 years	5.84 years	Samoa
2010s	72.72 years	67.96 years	4.76 years	Samoa
2020s	73.15 years	70.9 years	2.24 years	Samoa
2030s	74.26 years	72.59 years	1.67 years	Samoa
2040s	75.38 years	74.02 years	1.36 years	Samoa
2050s	76.55 years	75.49 years	1.06 years	Samoa
2060s	77.74 years	76.94 years	0.7998 years	Samoa
2070s	78.94 years	78.38 years	0.5636 years	Samoa
2080s	80.17 years	79.81 years	0.3551 years	Samoa
2090s	81.41 years	81.2 years	0.2063 years	Samoa
2100s	82.08 years	81.94 years	0.138 years	Samoa

Averages of every year both report within each decade.

Frequently asked questions

Which has higher life expectancy at age 15, Samoa or Sao Tome and Principe?: Samoa, at 82.08 years against 81.94 years in Sao Tome and Principe as of 2100.
What is the difference in life expectancy at age 15 between Samoa and Sao Tome and Principe?: 0.14 years, with Samoa ahead.
How many years of comparable data are there for Samoa and Sao Tome and Principe?: 151 years are reported by both, from 1950 to 2100.
How do Samoa and Sao Tome and Principe rank globally for life expectancy at age 15?: Samoa ranks 169th and Sao Tome and Principe ranks 171st 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 Life expectancy at age 15. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Samoa vs Sao Tome and Principe: Life expectancy at age 15. Statizoid, drawing on Human Mortality Database (2025); UN, World Population Prospects (2024) – with major processing by Our World in Data. Retrieved 01 September 2026, from https://health.statizoid.com/compare/life-expectancy-at-age-15/samoa/sao-tome-and-principe/

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<a href="https://health.statizoid.com/compare/life-expectancy-at-age-15/samoa/sao-tome-and-principe/">Samoa vs Sao Tome and Principe: Life expectancy at age 15</a> — Statizoid

About this data

Indicator: Life expectancy at age 15
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, 36,894 data points, 1751–2100
Last refreshed: 27 August 2026

Total period life expectancy at age 15, in a given year.