Romania vs Ukraine: Annual percentage change in primary energy from nuclear
Romania
0.9%
in 2025
Ukraine
2.1%
in 2025
Romania rank
14th
Ukraine rank
12th
Annual percentage change in primary energy from nuclear over time
- Romania
- Ukraine
How they compare
Ukraine currently reports 2.1% against 0.9% in Romania, a difference of 1.2%.
That makes Ukraine's figure about 2.3 times Romania's.
The two have swapped places 15 times across 29 shared years of data; in 1997 it was Romania ahead.
Romania ranks 14th and Ukraine ranks 12th of 36 countries.
Across the 4 decades both report, Romania averaged higher in 3 and Ukraine in 1.
Head to head by decade
| Decade | Romania | Ukraine | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 95.3% | -3.2% | 98.5% | Romania |
| 2000s | 9.7% | 1.5% | 8.2% | Romania |
| 2010s | -0.4% | 0.1% | 0.5% | Ukraine |
| 2020s | -0.4% | -5.9% | 5.5% | Romania |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual percentage change in primary energy from nuclear, Romania or Ukraine?
- Ukraine, at 2.1% against 0.9% in Romania as of 2025.
- What is the difference in annual percentage change in primary energy from nuclear between Romania and Ukraine?
- 1.2%, with Ukraine ahead.
- How many years of comparable data are there for Romania and Ukraine?
- 29 years are reported by both, from 1997 to 2025.
- How do Romania and Ukraine rank globally for annual percentage change in primary energy from nuclear?
- Romania ranks 14th and Ukraine ranks 12th of 36 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 Annual percentage change in primary energy from nuclear. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Percentage change in total energy supply relative to the previous year.