Japan vs Portugal: Primary energy from solar per person
Japan
899.95 kilowatt-hours per person
in 2025
Portugal
838.66 kilowatt-hours per person
in 2025
Japan rank
18th
Portugal rank
21st
Primary energy from solar per person over time
- Japan
- Portugal
How they compare
Japan currently reports 899.95 kilowatt-hours per person against 838.66 kilowatt-hours per person in Portugal, a difference of 61.29 kilowatt-hours per person.
That makes Japan's figure about 1.1 times Portugal's.
The two have swapped places 1 time across 61 shared years of data; in 1965 it was Portugal ahead.
Japan ranks 18th and Portugal ranks 21st of 80 countries.
Across the 7 decades both report, Japan averaged higher in 4 and Portugal in 1.
Head to head by decade
| Decade | Japan | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 0 kilowatt-hours per person | 0 kilowatt-hours per person | 0 kilowatt-hours per person | β |
| 1970s | 0 kilowatt-hours per person | 0 kilowatt-hours per person | 0 kilowatt-hours per person | β |
| 1980s | 0 kilowatt-hours per person | 0.0101 kilowatt-hours per person | 0.0101 kilowatt-hours per person | Portugal |
| 1990s | 0.4873 kilowatt-hours per person | 0.0385 kilowatt-hours per person | 0.4489 kilowatt-hours per person | Japan |
| 2000s | 11.99 kilowatt-hours per person | 2.31 kilowatt-hours per person | 9.68 kilowatt-hours per person | Japan |
| 2010s | 246.35 kilowatt-hours per person | 66.98 kilowatt-hours per person | 179.37 kilowatt-hours per person | Japan |
| 2020s | 742.36 kilowatt-hours per person | 455.3 kilowatt-hours per person | 287.06 kilowatt-hours per person | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher primary energy from solar per person, Japan or Portugal?
- Japan, at 899.95 kilowatt-hours per person against 838.66 kilowatt-hours per person in Portugal as of 2025.
- What is the difference in primary energy from solar per person between Japan and Portugal?
- 61.29 kilowatt-hours per person, with Japan ahead.
- How many years of comparable data are there for Japan and Portugal?
- 61 years are reported by both, from 1965 to 2025.
- How do Japan and Portugal rank globally for primary energy from solar per person?
- Japan ranks 18th and Portugal ranks 21st of 80 countries.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026); Smil (2017); Population based on various sources (2024) β with major processing by Our World in Data, published as Primary energy from solar per person. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Measured in kilowatt-hours of total energy supply per person.