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Japan vs Sierra Leone: life expectancy
Japan's national average is 29.9 years higher than Sierra Leone's (84.6 vs 54.7).
A population-level average, not a personal prediction — averages, not fate.
See what % of either average you've already lived.
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Japan's national average life expectancy is 84.6 years, about 29.9 years higher than Sierra Leone's 54.7. These are population averages, not predictions for any individual.
Figures are UN Population Division estimates (World Population Prospects, 2019 revision), rounded for readability — not a live feed, so recent years may differ.