Hong Kong vs Tonga: Annual change in GDP, population and CO₂ emissions
Hong Kong
-0.3%
in 2025
Tonga
-0.4%
in 2025
Hong Kong rank
191st
Tonga rank
194th
Annual change in GDP, population and CO₂ emissions over time
- Hong Kong
- Tonga
How they compare
Hong Kong currently reports -0.3% against -0.4% in Tonga, a difference of 0.1%.
The two have swapped places 13 times across 65 shared years of data; in 1961 it was Tonga ahead.
Hong Kong ranks 191st and Tonga ranks 194th of 215 countries.
Across the 7 decades both report, Hong Kong averaged higher in 6 and Tonga in 1.
Head to head by decade
| Decade | Hong Kong | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 2.5% | 2.5% | 0.0% | Tonga |
| 1970s | 2.4% | 1.6% | 0.8% | Hong Kong |
| 1980s | 1.4% | 0.2% | 1.2% | Hong Kong |
| 1990s | 1.5% | 0.3% | 1.2% | Hong Kong |
| 2000s | 0.5% | 0.5% | 0.0% | Hong Kong |
| 2010s | 0.7% | -0.1% | 0.9% | Hong Kong |
| 2020s | -0.0% | -0.3% | 0.3% | Hong Kong |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual change in gdp, population and co₂ emissions, Hong Kong or Tonga?
- Hong Kong, at -0.3% against -0.4% in Tonga as of 2025.
- What is the difference in annual change in gdp, population and co₂ emissions between Hong Kong and Tonga?
- 0.1%, with Hong Kong ahead.
- How many years of comparable data are there for Hong Kong and Tonga?
- 65 years are reported by both, from 1961 to 2025.
- How do Hong Kong and Tonga rank globally for annual change in gdp, population and co₂ emissions?
- Hong Kong ranks 191st and Tonga ranks 194th of 215 countries.
- Where does this data come from?
- United Nations Population Division, national statistical offices, Eurostat, and United Nations Statistical Division, via World Bank (2026) – processed by Our World in Data, published as Annual change in GDP, population and CO₂ emissions. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Percentage change in gross domestic product (GDP), population, and carbon dioxide (CO₂) emissions.