Hong Kong vs Switzerland: Carbon intensity of energy
Hong Kong
122.25 grams of CO₂ per kilowatt-hour
in 2024
Switzerland
120 grams of CO₂ per kilowatt-hour
in 2024
Hong Kong rank
192nd
Switzerland rank
195th
Carbon intensity of energy over time
- Hong Kong
- Switzerland
How they compare
Hong Kong currently reports 122.25 grams of CO₂ per kilowatt-hour against 120 grams of CO₂ per kilowatt-hour in Switzerland, a difference of 2.25 grams of CO₂ per kilowatt-hour.
The two have swapped places 9 times across 60 shared years of data; in 1965 it was Switzerland ahead.
Hong Kong ranks 192nd and Switzerland ranks 195th of 204 countries.
Across the 7 decades both report, Hong Kong averaged higher in 4 and Switzerland in 3.
Head to head by decade
| Decade | Hong Kong | Switzerland | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 178.88 grams of CO₂ per kilowatt-hour | 220.72 grams of CO₂ per kilowatt-hour | 41.84 grams of CO₂ per kilowatt-hour | Switzerland |
| 1970s | 190.44 grams of CO₂ per kilowatt-hour | 194.01 grams of CO₂ per kilowatt-hour | 3.57 grams of CO₂ per kilowatt-hour | Switzerland |
| 1980s | 225.63 grams of CO₂ per kilowatt-hour | 154.73 grams of CO₂ per kilowatt-hour | 70.89 grams of CO₂ per kilowatt-hour | Hong Kong |
| 1990s | 189.27 grams of CO₂ per kilowatt-hour | 154.32 grams of CO₂ per kilowatt-hour | 34.95 grams of CO₂ per kilowatt-hour | Hong Kong |
| 2000s | 156.36 grams of CO₂ per kilowatt-hour | 147.97 grams of CO₂ per kilowatt-hour | 8.39 grams of CO₂ per kilowatt-hour | Hong Kong |
| 2010s | 128.68 grams of CO₂ per kilowatt-hour | 140.66 grams of CO₂ per kilowatt-hour | 11.98 grams of CO₂ per kilowatt-hour | Switzerland |
| 2020s | 132.61 grams of CO₂ per kilowatt-hour | 131.94 grams of CO₂ per kilowatt-hour | 0.6702 grams of CO₂ per kilowatt-hour | Hong Kong |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher carbon intensity of energy, Hong Kong or Switzerland?
- Hong Kong, at 122.25 grams of CO₂ per kilowatt-hour against 120 grams of CO₂ per kilowatt-hour in Switzerland as of 2024.
- What is the difference in carbon intensity of energy between Hong Kong and Switzerland?
- 2.25 grams of CO₂ per kilowatt-hour, with Hong Kong ahead.
- How many years of comparable data are there for Hong Kong and Switzerland?
- 60 years are reported by both, from 1965 to 2024.
- How do Hong Kong and Switzerland rank globally for carbon intensity of energy?
- Hong Kong ranks 192nd and Switzerland ranks 195th of 204 countries.
- Where does this data come from?
- Global Carbon Budget (2025) and other sources – with major processing by Our World in Data, published as Carbon intensity of energy. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Fossil carbon dioxide (CO₂) emissions per unit of total energy supply, measured in grams of CO₂ per kilowatt-hour.