Bulgaria vs New Zealand: Fossil fuel supply by source
Bulgaria
26.89 terawatt-hours
in 2025
New Zealand
27.45 terawatt-hours
in 2025
Bulgaria rank
65th
New Zealand rank
64th
Fossil fuel supply by source over time
- Bulgaria
- New Zealand
How they compare
New Zealand currently reports 27.45 terawatt-hours against 26.89 terawatt-hours in Bulgaria, a difference of 0.56 terawatt-hours.
The two have swapped places 3 times across 56 shared years of data; in 1970 it was Bulgaria ahead.
Bulgaria ranks 65th and New Zealand ranks 64th of 77 countries.
Across the 6 decades both report, Bulgaria averaged higher in 2 and New Zealand in 4.
Head to head by decade
| Decade | Bulgaria | New Zealand | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 12.66 terawatt-hours | 6.06 terawatt-hours | 6.61 terawatt-hours | Bulgaria |
| 1980s | 50.13 terawatt-hours | 29.58 terawatt-hours | 20.55 terawatt-hours | Bulgaria |
| 1990s | 46.86 terawatt-hours | 49.52 terawatt-hours | 2.66 terawatt-hours | New Zealand |
| 2000s | 29.96 terawatt-hours | 46.23 terawatt-hours | 16.28 terawatt-hours | New Zealand |
| 2010s | 29.27 terawatt-hours | 46.69 terawatt-hours | 17.43 terawatt-hours | New Zealand |
| 2020s | 28.09 terawatt-hours | 36.34 terawatt-hours | 8.25 terawatt-hours | New Zealand |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher fossil fuel supply by source, Bulgaria or New Zealand?
- New Zealand, at 27.45 terawatt-hours against 26.89 terawatt-hours in Bulgaria as of 2025.
- What is the difference in fossil fuel supply by source between Bulgaria and New Zealand?
- 0.56 terawatt-hours, with New Zealand ahead.
- How many years of comparable data are there for Bulgaria and New Zealand?
- 56 years are reported by both, from 1970 to 2025.
- How do Bulgaria and New Zealand rank globally for fossil fuel supply by source?
- Bulgaria ranks 65th and New Zealand ranks 64th 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.