Greece vs Portugal: Annual change in primary energy from gas
Greece
4.44 terawatt-hours
in 2025
Portugal
4.05 terawatt-hours
in 2025
Greece rank
27th
Portugal rank
29th
Annual change in primary energy from gas over time
- Greece
- Portugal
How they compare
Greece currently reports 4.44 terawatt-hours against 4.05 terawatt-hours in Portugal, a difference of 0.39 terawatt-hours.
That makes Greece's figure about 1.1 times Portugal's.
The two have swapped places 14 times across 29 shared years of data; in 1997 it was Greece ahead.
Greece ranks 27th and Portugal ranks 29th of 77 countries.
Across the 4 decades both report, Greece averaged higher in 2 and Portugal in 2.
Head to head by decade
| Decade | Greece | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 4.68 terawatt-hours | 7.49 terawatt-hours | 2.82 terawatt-hours | Portugal |
| 2000s | 2.32 terawatt-hours | 2.52 terawatt-hours | 0.2007 terawatt-hours | Portugal |
| 2010s | 1.98 terawatt-hours | 1.37 terawatt-hours | 0.6114 terawatt-hours | Greece |
| 2020s | 2.26 terawatt-hours | -3.41 terawatt-hours | 5.67 terawatt-hours | Greece |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in primary energy from gas, Greece or Portugal?
- Greece, at 4.44 terawatt-hours against 4.05 terawatt-hours in Portugal as of 2025.
- What is the difference in annual change in primary energy from gas between Greece and Portugal?
- 0.39 terawatt-hours, with Greece ahead.
- How many years of comparable data are there for Greece and Portugal?
- 29 years are reported by both, from 1997 to 2025.
- How do Greece and Portugal rank globally for annual change in primary energy from gas?
- Greece ranks 27th and Portugal ranks 29th of 77 countries.
- Where does this data come from?
- Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as Annual change in primary energy from gas. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.