What is the difference in centralization of political power index between Guyana and Sierra Leone?

0.002, with Sierra Leone ahead.

How many years of comparable data are there for Guyana and Sierra Leone?

126 years are reported by both, from 1900 to 2025.

Where does this data come from?

V-Dem (2026) – processed by Our World in Data, published as Centralization of Political Power Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Guyana vs Sierra Leone: Centralization of Political Power Index

Guyana

0.364

in 2025

Sierra Leone

0.366

in 2025

Guyana rank

84th

Sierra Leone rank

83rd

Centralization of Political Power Index over time

Guyana
Sierra Leone

How they compare

Sierra Leone currently reports 0.366 against 0.364 in Guyana, a difference of 0.002.

The two have swapped places 4 times across 126 shared years of data; in 1900 it was Sierra Leone ahead.

Guyana ranks 84th and Sierra Leone ranks 83rd of 176 countries.

Sierra Leone has averaged higher in every one of the 13 decades both report.

Head to head by decade

Decade	Guyana	Sierra Leone	Difference	Ahead
1900s	0.433	0.786	0.353	Sierra Leone
1910s	0.433	0.786	0.353	Sierra Leone
1920s	0.433	0.7466	0.3136	Sierra Leone
1930s	0.433	0.724	0.291	Sierra Leone
1940s	0.433	0.724	0.291	Sierra Leone
1950s	0.4453	0.691	0.2457	Sierra Leone
1960s	0.4315	0.6693	0.2378	Sierra Leone
1970s	0.446	0.7715	0.3255	Sierra Leone
1980s	0.4737	0.7652	0.2915	Sierra Leone
1990s	0.3938	0.7919	0.3981	Sierra Leone
2000s	0.3848	0.4989	0.1141	Sierra Leone
2010s	0.3621	0.4891	0.127	Sierra Leone
2020s	0.3323	0.3357	0.0033	Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher centralization of political power index, Guyana or Sierra Leone?: Sierra Leone, at 0.366 against 0.364 in Guyana as of 2025.
What is the difference in centralization of political power index between Guyana and Sierra Leone?: 0.002, with Sierra Leone ahead.
How many years of comparable data are there for Guyana and Sierra Leone?: 126 years are reported by both, from 1900 to 2025.
How do Guyana and Sierra Leone rank globally for centralization of political power index?: Guyana ranks 84th and Sierra Leone ranks 83rd of 176 countries.
Where does this data come from?: V-Dem (2026) – processed by Our World in Data, published as Centralization of Political Power Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Guyana vs Sierra Leone: Centralization of Political Power Index. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/compare/political-centralization-index/guyana/sierra-leone/

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<a href="https://reference.statizoid.com/compare/political-centralization-index/guyana/sierra-leone/">Guyana vs Sierra Leone: Centralization of Political Power Index</a> — Statizoid

About this data

Indicator: Centralization of Political Power Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 176 places, 29,802 data points, 1789–2025
Last refreshed: 18 September 2026

Central estimate of the extent to which the executive is unconstrained by the legislature, judiciary, electoral management body, and other oversight.