India vs Japan: Population, Persons for countries / Index for country groups
India
1.54 billion
in 2031
Japan
119.16 million
in 2031
India rank
1st
Japan rank
4th
Population, Persons for countries / Index for country groups over time
- India
- Japan
How they compare
India currently reports 1.54 billion against 119.16 million in Japan, a difference of 1.42 billion.
That makes India's figure about 12.9 times Japan's.
Across all 52 years both countries report, India has been ahead every year.
India ranks 1st and Japan ranks 4th of 26 countries.
India has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | India | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 764.93 million | 120.20 million | 644.72 million | India |
| 1990s | 951.12 million | 125.17 million | 825.94 million | India |
| 2000s | 1.14 billion | 127.52 million | 1.02 billion | India |
| 2010s | 1.32 billion | 127.08 million | 1.19 billion | India |
| 2020s | 1.46 billion | 123.47 million | 1.33 billion | India |
| 2030s | 1.53 billion | 119.53 million | 1.41 billion | India |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population, persons for countries / index for country groups, India or Japan?
- India, at 1.54 billion against 119.16 million in Japan as of 2031.
- What is the difference in population, persons for countries / index for country groups between India and Japan?
- 1.42 billion, with India ahead.
- How many years of comparable data are there for India and Japan?
- 52 years are reported by both, from 1980 to 2031.
- How do India and Japan rank globally for population, persons for countries / index for country groups?
- India ranks 1st and Japan ranks 4th of 26 countries.
- Where does this data come from?
- International Monetary Fund, published as Population, Persons for countries / Index for country groups (9/26/2025). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
The World Economic Outlook (WEO) database is created during the biannual WEO exercise, which begins in January and June of each year and results in the April and September/October WEO publication. Selected series from the publication are available in a database format.