Japan vs OECD (EI): Electricity generation from solar
Japan
101.06 terawatt-hours
in 2025
OECD (EI)
1,106 terawatt-hours
in 2025
Japan rank
4th
OECD (EI) rank
1st
Electricity generation from solar over time
- Japan
- OECD (EI)
How they compare
OECD (EI) currently reports 1,106 terawatt-hours against 101.06 terawatt-hours in Japan, a difference of 1,005 terawatt-hours.
That makes OECD (EI)'s figure about 10.9 times Japan's.
Across all 61 years both countries report, OECD (EI) has been ahead every year.
Japan ranks 4th and OECD (EI) ranks 1st of 214 countries.
OECD (EI) has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Japan | OECD (EI) | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | — |
| 1980s | 0 terawatt-hours | 0.0319 terawatt-hours | 0.0319 terawatt-hours | OECD (EI) |
| 1990s | 0.0616 terawatt-hours | 0.6219 terawatt-hours | 0.5603 terawatt-hours | OECD (EI) |
| 2000s | 1.53 terawatt-hours | 5.89 terawatt-hours | 4.36 terawatt-hours | OECD (EI) |
| 2010s | 31.38 terawatt-hours | 186.55 terawatt-hours | 155.17 terawatt-hours | OECD (EI) |
| 2020s | 90.88 terawatt-hours | 736.92 terawatt-hours | 646.04 terawatt-hours | OECD (EI) |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher electricity generation from solar, Japan or OECD (EI)?
- OECD (EI), at 1,106 terawatt-hours against 101.06 terawatt-hours in Japan as of 2025.
- What is the difference in electricity generation from solar between Japan and OECD (EI)?
- 1,005 terawatt-hours, with OECD (EI) ahead.
- How many years of comparable data are there for Japan and OECD (EI)?
- 61 years are reported by both, from 1965 to 2025.
- How do Japan and OECD (EI) rank globally for electricity generation from solar?
- Japan ranks 4th and OECD (EI) ranks 1st of 214 countries.
- Where does this data come from?
- Ember (2026); Energy Institute - Statistical Review of World Energy (2026); Pinto et al. (2023) – with major processing by Our World in Data, published as Electricity generation from solar. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in terawatt-hours.