Japan vs Namibia: Sex gap in life expectancy at age 45
Japan
5.74 years
in 2023
Namibia
5.81 years
in 2023
Japan rank
41st
Namibia rank
37th
Sex gap in life expectancy at age 45 over time
- Japan
- Namibia
How they compare
Namibia currently reports 5.81 years against 5.74 years in Japan, a difference of 0.07 years.
The two have swapped places 5 times across 74 shared years of data; in 1950 it was Japan ahead.
Japan ranks 41st and Namibia ranks 37th of 236 countries.
Across the 8 decades both report, Japan averaged higher in 7 and Namibia in 1.
Head to head by decade
| Decade | Japan | Namibia | Difference | Ahead |
|---|---|---|---|---|
| 1950s | 3.34 years | 1.94 years | 1.4 years | Japan |
| 1960s | 3.94 years | 2.18 years | 1.76 years | Japan |
| 1970s | 4.2 years | 2.89 years | 1.31 years | Japan |
| 1980s | 4.84 years | 5.75 years | 0.9108 years | Namibia |
| 1990s | 5.7 years | 3.63 years | 2.07 years | Japan |
| 2000s | 6.29 years | 3.44 years | 2.84 years | Japan |
| 2010s | 5.89 years | 5.09 years | 0.8026 years | Japan |
| 2020s | 5.76 years | 5.76 years | 0.0016 years | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher sex gap in life expectancy at age 45, Japan or Namibia?
- Namibia, at 5.81 years against 5.74 years in Japan as of 2023.
- What is the difference in sex gap in life expectancy at age 45 between Japan and Namibia?
- 0.07 years, with Namibia ahead.
- How many years of comparable data are there for Japan and Namibia?
- 74 years are reported by both, from 1950 to 2023.
- How do Japan and Namibia rank globally for sex gap in life expectancy at age 45?
- Japan ranks 41st and Namibia ranks 37th of 236 countries.
- Where does this data come from?
- Human Mortality Database (2025); UN, World Population Prospects (2024) β 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.
Individual pages
About this data
Difference in period life expectancy (females - males) at a given age.