Hong Kong vs Portugal: Change in CO₂ emissions and GDP
Hong Kong
515.36 billion international-$ in 2021 prices
in 2025
Portugal
460.04 billion international-$ in 2021 prices
in 2025
Hong Kong rank
49th
Portugal rank
51st
Change in CO₂ emissions and GDP over time
- Hong Kong
- Portugal
How they compare
Hong Kong currently reports 515.36 billion international-$ in 2021 prices against 460.04 billion international-$ in 2021 prices in Portugal, a difference of 55.32 billion international-$ in 2021 prices.
That makes Hong Kong's figure about 1.1 times Portugal's.
The two have swapped places 1 time across 36 shared years of data; in 1990 it was Portugal ahead.
Hong Kong ranks 49th and Portugal ranks 51st of 198 countries.
Across the 4 decades both report, Hong Kong averaged higher in 2 and Portugal in 2.
Head to head by decade
| Decade | Hong Kong | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 223.58 billion international-$ in 2021 prices | 300.74 billion international-$ in 2021 prices | 77.16 billion international-$ in 2021 prices | Portugal |
| 2000s | 318.74 billion international-$ in 2021 prices | 376.78 billion international-$ in 2021 prices | 58.05 billion international-$ in 2021 prices | Portugal |
| 2010s | 451.60 billion international-$ in 2021 prices | 381.86 billion international-$ in 2021 prices | 69.74 billion international-$ in 2021 prices | Hong Kong |
| 2020s | 486.03 billion international-$ in 2021 prices | 427.01 billion international-$ in 2021 prices | 59.02 billion international-$ in 2021 prices | Hong Kong |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher change in co₂ emissions and gdp, Hong Kong or Portugal?
- Hong Kong, at 515.36 billion international-$ in 2021 prices against 460.04 billion international-$ in 2021 prices in Portugal as of 2025.
- What is the difference in change in co₂ emissions and gdp between Hong Kong and Portugal?
- 55.32 billion international-$ in 2021 prices, with Hong Kong ahead.
- How many years of comparable data are there for Hong Kong and Portugal?
- 36 years are reported by both, from 1990 to 2025.
- How do Hong Kong and Portugal rank globally for change in co₂ emissions and gdp?
- Hong Kong ranks 49th and Portugal ranks 51st of 198 countries.
- Where does this data come from?
- Eurostat, OECD, IMF, and World Bank (2026) – with minor processing by Our World in Data, published as Change in CO₂ emissions and GDP. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Total economic output of a country or region per year. This data is adjusted for inflation and differences in living costs between countries.