India vs Japan: Solar energy generation vs. capacity
India
168,582 terawatt-hours
in 2025
Japan
110,787 terawatt-hours
in 2025
India rank
3rd
Japan rank
4th
Solar energy generation vs. capacity over time
- India
- Japan
How they compare
India currently reports 168,582 terawatt-hours against 110,787 terawatt-hours in Japan, a difference of 57,795 terawatt-hours.
That makes India's figure about 1.5 times Japan's.
The two have swapped places 1 time across 55 shared years of data; in 1971 it was Japan ahead.
India ranks 3rd and Japan ranks 4th of 79 countries.
Across the 6 decades both report, India averaged higher in 1 and Japan in 3.
Head to head by decade
| Decade | India | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1990s | 2.53 terawatt-hours | 61.56 terawatt-hours | 59.03 terawatt-hours | Japan |
| 2000s | 28.8 terawatt-hours | 1,534 terawatt-hours | 1,505 terawatt-hours | Japan |
| 2010s | 13,814 terawatt-hours | 31,312 terawatt-hours | 17,498 terawatt-hours | Japan |
| 2020s | 108,265 terawatt-hours | 92,473 terawatt-hours | 15,793 terawatt-hours | India |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher solar energy generation vs. capacity, India or Japan?
- India, at 168,582 terawatt-hours against 110,787 terawatt-hours in Japan as of 2025.
- What is the difference in solar energy generation vs. capacity between India and Japan?
- 57,795 terawatt-hours, with India ahead.
- How many years of comparable data are there for India and Japan?
- 55 years are reported by both, from 1971 to 2025.
- How do India and Japan rank globally for solar energy generation vs. capacity?
- India ranks 3rd and Japan ranks 4th of 79 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as Solar energy generation vs. capacity. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Figures are based on gross generation and do not account for cross-border electricity supply.