Iran vs Sri Lanka: Reduction in Human Development Index when adjusting for inequalities

Iran
19.5%
in 2023
Sri Lanka
18.8%
in 2023
Iran rank
78th
Sri Lanka rank
79th

Reduction in Human Development Index when adjusting for inequalities over time

  • Iran
  • Sri Lanka
0510152025201020162023

How they compare

Iran currently reports 19.5% against 18.8% in Sri Lanka, a difference of 0.7%.

Across all 14 years both countries report, Iran has been ahead every year.

Iran ranks 78th and Sri Lanka ranks 79th of 166 countries.

Iran has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade Iran Sri Lanka Difference Ahead
2010s 22.5% 21.0% 1.4% Iran
2020s 19.7% 18.9% 0.8% Iran

Averages of every year both report within each decade.

Frequently asked questions

Which has higher reduction in human development index when adjusting for inequalities, Iran or Sri Lanka?
Iran, at 19.5% against 18.8% in Sri Lanka as of 2023.
What is the difference in reduction in human development index when adjusting for inequalities between Iran and Sri Lanka?
0.7%, with Iran ahead.
How many years of comparable data are there for Iran and Sri Lanka?
14 years are reported by both, from 2010 to 2023.
How do Iran and Sri Lanka rank globally for reduction in human development index when adjusting for inequalities?
Iran ranks 78th and Sri Lanka ranks 79th of 166 countries.
Where does this data come from?
UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as Reduction in Human Development Index when adjusting for inequalities. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator
Reduction in Human Development Index when adjusting for inequalities
Unit
%
Source
UNDP, Human Development Report (2025) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
166 places, 2,131 data points, 2010–2023
Last refreshed

Percentage difference between the IHDI value and the HDI value.