Iran vs Sri Lanka: Primary energy from renewables
Iran
15.44 terawatt-hours
in 2025
Sri Lanka
12.43 terawatt-hours
in 2025
Iran rank
55th
Sri Lanka rank
57th
Primary energy from renewables over time
- Iran
- Sri Lanka
How they compare
Iran currently reports 15.44 terawatt-hours against 12.43 terawatt-hours in Sri Lanka, a difference of 3.01 terawatt-hours.
That makes Iran's figure about 1.2 times Sri Lanka's.
The two have swapped places 2 times across 61 shared years of data; in 1965 it was Iran ahead.
Iran ranks 55th and Sri Lanka ranks 57th of 77 countries.
Iran has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Iran | Sri Lanka | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 2 terawatt-hours | 0.4394 terawatt-hours | 1.56 terawatt-hours | Iran |
| 1970s | 3.77 terawatt-hours | 1.03 terawatt-hours | 2.74 terawatt-hours | Iran |
| 1980s | 6.59 terawatt-hours | 2.06 terawatt-hours | 4.53 terawatt-hours | Iran |
| 1990s | 7.54 terawatt-hours | 3.64 terawatt-hours | 3.9 terawatt-hours | Iran |
| 2000s | 10.35 terawatt-hours | 3.56 terawatt-hours | 6.79 terawatt-hours | Iran |
| 2010s | 15.68 terawatt-hours | 5.59 terawatt-hours | 10.09 terawatt-hours | Iran |
| 2020s | 17.34 terawatt-hours | 9.29 terawatt-hours | 8.05 terawatt-hours | Iran |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy from renewables, Iran or Sri Lanka?
- Iran, at 15.44 terawatt-hours against 12.43 terawatt-hours in Sri Lanka as of 2025.
- What is the difference in primary energy from renewables between Iran and Sri Lanka?
- 3.01 terawatt-hours, with Iran ahead.
- How many years of comparable data are there for Iran and Sri Lanka?
- 61 years are reported by both, from 1965 to 2025.
- How do Iran and Sri Lanka rank globally for primary energy from renewables?
- Iran ranks 55th and Sri Lanka ranks 57th of 77 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Primary energy from renewables. 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.