Sri Lanka vs Tonga: Competitive elections
Sri Lanka
1
in 2025
Tonga
1
in 2025
Sri Lanka rank
1st
Tonga rank
1st
Competitive elections over time
- Sri Lanka
- Tonga
How they compare
Sri Lanka currently reports 1 against 1 in Tonga, a difference of 0.
The two have swapped places 4 times across 181 shared years of data; in 1845 it was Tonga ahead.
Sri Lanka ranks 1st and Tonga ranks 1st of 198 countries.
Across the 19 decades both report, Sri Lanka averaged higher in 7 and Tonga in 1.
Head to head by decade
| Decade | Sri Lanka | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1840s | 0 | 0 | 0 | — |
| 1850s | 0 | 0 | 0 | — |
| 1860s | 0 | 0 | 0 | — |
| 1870s | 0 | 0 | 0 | — |
| 1880s | 0 | 0 | 0 | — |
| 1890s | 0 | 0 | 0 | — |
| 1900s | 0 | 0 | 0 | — |
| 1910s | 0 | 0 | 0 | — |
| 1920s | 0 | 0 | 0 | — |
| 1930s | 0 | 0 | 0 | — |
| 1940s | 0.2 | 0 | 0.2 | Sri Lanka |
| 1950s | 1 | 0 | 1 | Sri Lanka |
| 1960s | 1 | 0 | 1 | Sri Lanka |
| 1970s | 1 | 0 | 1 | Sri Lanka |
| 1980s | 0.3 | 0 | 0.3 | Sri Lanka |
| 1990s | 1 | 0 | 1 | Sri Lanka |
| 2000s | 1 | 0 | 1 | Sri Lanka |
| 2010s | 0.5 | 1 | 0.5 | Tonga |
| 2020s | 1 | 1 | 0 | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher competitive elections, Sri Lanka or Tonga?
- Sri Lanka, at 1 against 1 in Tonga as of 2025.
- What is the difference in competitive elections between Sri Lanka and Tonga?
- 0, with Sri Lanka ahead.
- How many years of comparable data are there for Sri Lanka and Tonga?
- 181 years are reported by both, from 1845 to 2025.
- How do Sri Lanka and Tonga rank globally for competitive elections?
- Sri Lanka ranks 1st and Tonga ranks 1st of 198 countries.
- Where does this data come from?
- Lexical Index (2026) – processed by Our World in Data, published as Competitive elections. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Whether the outcomes of elections are uncertain because their timing is not violated, voters are not systematically coerced, and election fraud is not consequential.