Botswana vs Tanzania: Life expectancy at age 15

Botswana

79.91 years

in 2100

Tanzania

80.16 years

in 2100

Botswana rank

188th

Tanzania rank

186th

Life expectancy at age 15 over time

Tanzania currently reports 80.16 years against 79.91 years in Botswana, a difference of 0.243 years.

The two have swapped places 5 times across 151 shared years of data; in 1950 it was Botswana ahead.

Globally, Botswana ranks 188th and Tanzania ranks 186th of 236 countries.

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: 06 August 2026

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