Which has higher centralization of political power index, Iran or Kazakhstan?

Iran, at 0.834 against 0.834 in Kazakhstan as of 2025.

How many years of comparable data are there for Iran and Kazakhstan?

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.

Iran vs Kazakhstan: Centralization of Political Power Index

Iran

0.834

in 2025

Kazakhstan

0.834

in 2025

Iran rank

29th

Kazakhstan rank

29th

Centralization of Political Power Index over time

Iran
Kazakhstan

How they compare

Iran currently reports 0.834 against 0.834 in Kazakhstan, a difference of 0.

The two have swapped places 5 times across 126 shared years of data; in 1900 it was Iran ahead.

Iran ranks 29th and Kazakhstan ranks 29th of 176 countries.

Across the 13 decades both report, Iran averaged higher in 3 and Kazakhstan in 10.

Head to head by decade

Decade	Iran	Kazakhstan	Difference	Ahead
1900s	0.9336	0.8659	0.0677	Iran
1910s	0.9156	0.8397	0.0759	Iran
1920s	0.8996	0.9696	0.07	Kazakhstan
1930s	0.8984	0.971	0.0726	Kazakhstan
1940s	0.8225	0.971	0.1485	Kazakhstan
1950s	0.7851	0.9668	0.1817	Kazakhstan
1960s	0.8048	0.964	0.1592	Kazakhstan
1970s	0.7911	0.964	0.1729	Kazakhstan
1980s	0.768	0.9545	0.1865	Kazakhstan
1990s	0.7835	0.8027	0.0192	Kazakhstan
2000s	0.7731	0.881	0.1079	Kazakhstan
2010s	0.7628	0.8592	0.0964	Kazakhstan
2020s	0.8177	0.8153	0.0023	Iran

Averages of every year both report within each decade.

Frequently asked questions

Which has higher centralization of political power index, Iran or Kazakhstan?: Iran, at 0.834 against 0.834 in Kazakhstan as of 2025.
What is the difference in centralization of political power index between Iran and Kazakhstan?: 0, with Iran ahead.
How many years of comparable data are there for Iran and Kazakhstan?: 126 years are reported by both, from 1900 to 2025.
How do Iran and Kazakhstan rank globally for centralization of political power index?: Iran ranks 29th and Kazakhstan ranks 29th 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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Iran vs Kazakhstan: 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/iran-islamic-rep/kazakhstan/

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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.