Iceland vs Romania: Primary energy from hydropower
Iceland
13.16 terawatt-hours
in 2025
Romania
12.13 terawatt-hours
in 2025
Iceland rank
32nd
Romania rank
35th
Primary energy from hydropower over time
- Iceland
- Romania
How they compare
Iceland currently reports 13.16 terawatt-hours against 12.13 terawatt-hours in Romania, a difference of 1.03 terawatt-hours.
That makes Iceland's figure about 1.1 times Romania's.
The two have swapped places 5 times across 61 shared years of data; in 1965 it was Romania ahead.
Iceland ranks 32nd and Romania ranks 35th of 77 countries.
Romania has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Iceland | Romania | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0.6952 terawatt-hours | 1.46 terawatt-hours | 0.7638 terawatt-hours | Romania |
| 1970s | 2.16 terawatt-hours | 7.94 terawatt-hours | 5.78 terawatt-hours | Romania |
| 1980s | 3.67 terawatt-hours | 12.18 terawatt-hours | 8.51 terawatt-hours | Romania |
| 1990s | 4.79 terawatt-hours | 15.06 terawatt-hours | 10.28 terawatt-hours | Romania |
| 2000s | 8.15 terawatt-hours | 16.28 terawatt-hours | 8.13 terawatt-hours | Romania |
| 2010s | 13.18 terawatt-hours | 16.24 terawatt-hours | 3.06 terawatt-hours | Romania |
| 2020s | 13.69 terawatt-hours | 15.21 terawatt-hours | 1.51 terawatt-hours | Romania |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy from hydropower, Iceland or Romania?
- Iceland, at 13.16 terawatt-hours against 12.13 terawatt-hours in Romania as of 2025.
- What is the difference in primary energy from hydropower between Iceland and Romania?
- 1.03 terawatt-hours, with Iceland ahead.
- How many years of comparable data are there for Iceland and Romania?
- 61 years are reported by both, from 1965 to 2025.
- How do Iceland and Romania rank globally for primary energy from hydropower?
- Iceland ranks 32nd and Romania ranks 35th 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 hydropower. 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.