Bulgaria vs Iran: Electricity generation from low-carbon sources
Bulgaria
27.3 terawatt-hours
in 2025
Iran
22.56 terawatt-hours
in 2025
Bulgaria rank
52nd
Iran rank
55th
Electricity generation from low-carbon sources over time
- Bulgaria
- Iran
How they compare
Bulgaria currently reports 27.3 terawatt-hours against 22.56 terawatt-hours in Iran, a difference of 4.74 terawatt-hours.
That makes Bulgaria's figure about 1.2 times Iran's.
The two have swapped places 8 times across 36 shared years of data; in 1990 it was Bulgaria ahead.
Bulgaria ranks 52nd and Iran ranks 55th of 209 countries.
Bulgaria has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Bulgaria | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 17.7 terawatt-hours | 7.54 terawatt-hours | 10.16 terawatt-hours | Bulgaria |
| 2000s | 20.64 terawatt-hours | 10.35 terawatt-hours | 10.29 terawatt-hours | Bulgaria |
| 2010s | 22.48 terawatt-hours | 19.65 terawatt-hours | 2.83 terawatt-hours | Bulgaria |
| 2020s | 26.29 terawatt-hours | 25.84 terawatt-hours | 0.445 terawatt-hours | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher electricity generation from low-carbon sources, Bulgaria or Iran?
- Bulgaria, at 27.3 terawatt-hours against 22.56 terawatt-hours in Iran as of 2025.
- What is the difference in electricity generation from low-carbon sources between Bulgaria and Iran?
- 4.74 terawatt-hours, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Iran?
- 36 years are reported by both, from 1990 to 2025.
- How do Bulgaria and Iran rank globally for electricity generation from low-carbon sources?
- Bulgaria ranks 52nd and Iran ranks 55th of 209 countries.
- Where does this data come from?
- Ember (2026) and other sources – with major processing by Our World in Data, published as Electricity generation from low-carbon sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in terawatt-hours. Low-carbon sources correspond to renewables and nuclear power, that produce significantly less greenhouse-gas emissions than fossil fuels. Renewables include solar, wind, hydropower, bioenergy, geothermal, wave, and tidal.