Japan vs Saudi Arabia: Fossil fuel supply by source
Japan
904 terawatt-hours
in 2025
Saudi Arabia
1,338 terawatt-hours
in 2025
Japan rank
9th
Saudi Arabia rank
6th
Fossil fuel supply by source over time
- Japan
- Saudi Arabia
How they compare
Saudi Arabia currently reports 1,338 terawatt-hours against 904 terawatt-hours in Japan, a difference of 434 terawatt-hours.
That makes Saudi Arabia's figure about 1.5 times Japan's.
The two have swapped places 1 time across 61 shared years of data; in 1965 it was Japan ahead.
Japan ranks 9th and Saudi Arabia ranks 6th of 77 countries.
Across the 7 decades both report, Japan averaged higher in 6 and Saudi Arabia in 1.
Head to head by decade
| Decade | Japan | Saudi Arabia | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 20.16 terawatt-hours | 8.99 terawatt-hours | 11.17 terawatt-hours | Japan |
| 1970s | 95.04 terawatt-hours | 29.42 terawatt-hours | 65.61 terawatt-hours | Japan |
| 1980s | 354.48 terawatt-hours | 183.08 terawatt-hours | 171.4 terawatt-hours | Japan |
| 1990s | 608.32 terawatt-hours | 394.68 terawatt-hours | 213.64 terawatt-hours | Japan |
| 2000s | 851.79 terawatt-hours | 630.75 terawatt-hours | 221.03 terawatt-hours | Japan |
| 2010s | 1,159 terawatt-hours | 994.62 terawatt-hours | 164.8 terawatt-hours | Japan |
| 2020s | 965.58 terawatt-hours | 1,198 terawatt-hours | 232.65 terawatt-hours | Saudi Arabia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher fossil fuel supply by source, Japan or Saudi Arabia?
- Saudi Arabia, at 1,338 terawatt-hours against 904 terawatt-hours in Japan as of 2025.
- What is the difference in fossil fuel supply by source between Japan and Saudi Arabia?
- 434 terawatt-hours, with Saudi Arabia ahead.
- How many years of comparable data are there for Japan and Saudi Arabia?
- 61 years are reported by both, from 1965 to 2025.
- How do Japan and Saudi Arabia rank globally for fossil fuel supply by source?
- Japan ranks 9th and Saudi Arabia ranks 6th of 77 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) β with major processing by Our World in Data, published as Fossil fuel supply by source. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in terawatt-hours of total energy supply.