Hong Kong vs Japan: Future life expectancy projections

Hong Kong
94.42
in 2100
Japan
94.4
in 2100
Hong Kong rank
2nd
Japan rank
3rd

Future life expectancy projections over time

  • Hong Kong
  • Japan
020406080100202420622100

How they compare

Hong Kong currently reports 94.42 against 94.4 in Japan, a difference of 0.02.

Across all 77 years both countries report, Hong Kong has been ahead every year.

Hong Kong ranks 2nd and Japan ranks 3rd of 229 countries.

Hong Kong has averaged higher in every one of the 9 decades both report.

Head to head by decade

Decade Hong Kong Japan Difference Ahead
2020s 85.97 85.22 0.7485 Hong Kong
2030s 87.05 86.35 0.6981 Hong Kong
2040s 88.38 87.69 0.6955 Hong Kong
2050s 89.64 88.96 0.6738 Hong Kong
2060s 90.79 90.2 0.5885 Hong Kong
2070s 91.84 91.41 0.4283 Hong Kong
2080s 92.83 92.58 0.2518 Hong Kong
2090s 93.84 93.74 0.0985 Hong Kong
2100s 94.42 94.4 0.019 Hong Kong

Averages of every year both report within each decade.

Frequently asked questions

Which has higher future life expectancy projections, Hong Kong or Japan?
Hong Kong, at 94.42 against 94.4 in Japan as of 2100.
What is the difference in future life expectancy projections between Hong Kong and Japan?
0.02, with Hong Kong ahead.
How many years of comparable data are there for Hong Kong and Japan?
77 years are reported by both, from 2024 to 2100.
How do Hong Kong and Japan rank globally for future life expectancy projections?
Hong Kong ranks 2nd and Japan ranks 3rd of 229 countries.
Where does this data come from?
Our World in Data, published as Future life expectancy projections. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Hong Kong vs Japan: Future life expectancy projections. Statizoid, drawing on Our World in Data. Retrieved 28 August 2026, from https://health.statizoid.com/compare/future-life-expectancy-projections/hong-kong-sar-china/japan/

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About this data

Indicator
Future life expectancy projections
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
236 places, 18,172 data points, 2024–2100
Last refreshed