Comoros vs Tanzania: Life expectancy
Comoros
66.78 years
in 2023
Tanzania
67 years
in 2023
Comoros rank
197th
Tanzania rank
194th
Life expectancy over time
- Comoros
- Tanzania
How they compare
Tanzania currently reports 67 years against 66.78 years in Comoros, a difference of 0.22 years.
The two have swapped places 2 times across 74 shared years of data; in 1950 it was Tanzania ahead.
Comoros ranks 197th and Tanzania ranks 194th of 236 countries.
Across the 8 decades both report, Comoros averaged higher in 4 and Tanzania in 4.
Head to head by decade
| Decade | Comoros | Tanzania | Difference | Ahead |
|---|---|---|---|---|
| 1950s | 38.55 years | 41.75 years | 3.19 years | Tanzania |
| 1960s | 42.59 years | 44.27 years | 1.68 years | Tanzania |
| 1970s | 47.67 years | 48.67 years | 1 years | Tanzania |
| 1980s | 52.94 years | 52.02 years | 0.9176 years | Comoros |
| 1990s | 57.41 years | 51.51 years | 5.9 years | Comoros |
| 2000s | 60.69 years | 57.09 years | 3.6 years | Comoros |
| 2010s | 64.28 years | 63.6 years | 0.6779 years | Comoros |
| 2020s | 66.05 years | 66.69 years | 0.6404 years | Tanzania |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher life expectancy, Comoros or Tanzania?
- Tanzania, at 67 years against 66.78 years in Comoros as of 2023.
- What is the difference in life expectancy between Comoros and Tanzania?
- 0.22 years, with Tanzania ahead.
- How many years of comparable data are there for Comoros and Tanzania?
- 74 years are reported by both, from 1950 to 2023.
- How do Comoros and Tanzania rank globally for life expectancy?
- Comoros ranks 197th and Tanzania ranks 194th of 236 countries.
- Where does this data come from?
- Riley (2005); Zijdeman et al. (2015); HMD (2025); UN WPP (2024) – with major processing by Our World in Data, published as Life expectancy. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Period life expectancy is the number of years the average person born in a certain year would live if they experienced the same chances of dying at each age as people did that year.