Oman vs Sudan: Tax revenue as share of GDP vs. income inequality
Oman
4.4%
in 2023
Sudan
3.1%
in 2020
Oman rank
181st
Sudan rank
183rd
Tax revenue as share of GDP vs. income inequality over time
- Oman
- Sudan
How they compare
Oman currently reports 4.4% against 3.1% in Sudan, a difference of 1.3%.
That makes Oman's figure about 1.4 times Sudan's.
The two have swapped places 4 times across 26 shared years of data; in 1990 it was Oman ahead.
Oman ranks 181st and Sudan ranks 183rd of 187 countries.
Across the 4 decades both report, Oman averaged higher in 2 and Sudan in 2.
Head to head by decade
| Decade | Oman | Sudan | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 6.5% | 6.1% | 0.4% | Oman |
| 2000s | 1.9% | 5.3% | 3.4% | Sudan |
| 2010s | 2.5% | 5.9% | 3.4% | Sudan |
| 2020s | 3.2% | 3.1% | 0.1% | Oman |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher tax revenue as share of gdp vs. income inequality, Oman or Sudan?
- Oman, at 4.4% against 3.1% in Sudan as of 2023.
- What is the difference in tax revenue as share of gdp vs. income inequality between Oman and Sudan?
- 1.3%, with Oman ahead.
- How many years of comparable data are there for Oman and Sudan?
- 26 years are reported by both, from 1990 to 2020.
- How do Oman and Sudan rank globally for tax revenue as share of gdp vs. income inequality?
- Oman ranks 181st and Sudan ranks 183rd of 187 countries.
- Where does this data come from?
- UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data, published as Tax revenue as share of GDP vs. income inequality. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Taxes include direct and indirect taxes as well as social contributions. The Gini coefficient measures inequality on a scale from 0 to 1. Higher values indicate higher inequality.