Portugal vs Spain: Tax revenue as share of GDP vs. income inequality

Portugal
35.8%
in 2023
Spain
36.4%
in 2023
Portugal rank
19th
Spain rank
17th

Tax revenue as share of GDP vs. income inequality over time

  • Portugal
  • Spain
010203040198020012023

How they compare

Spain currently reports 36.4% against 35.8% in Portugal, a difference of 0.6%.

The two have swapped places 8 times across 44 shared years of data; in 1980 it was Spain ahead.

Portugal ranks 19th and Spain ranks 17th of 187 countries.

Across the 5 decades both report, Portugal averaged higher in 1 and Spain in 4.

Head to head by decade

Decade Portugal Spain Difference Ahead
1980s 24.5% 26.6% 2.1% Spain
1990s 29.0% 32.0% 3.1% Spain
2000s 30.9% 33.5% 2.6% Spain
2010s 33.4% 33.0% 0.4% Portugal
2020s 35.5% 36.8% 1.3% Spain

Averages of every year both report within each decade.

Frequently asked questions

Which has higher tax revenue as share of gdp vs. income inequality, Portugal or Spain?
Spain, at 36.4% against 35.8% in Portugal as of 2023.
What is the difference in tax revenue as share of gdp vs. income inequality between Portugal and Spain?
0.6%, with Spain ahead.
How many years of comparable data are there for Portugal and Spain?
44 years are reported by both, from 1980 to 2023.
How do Portugal and Spain rank globally for tax revenue as share of gdp vs. income inequality?
Portugal ranks 19th and Spain ranks 17th 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.

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Portugal vs Spain: Tax revenue as share of GDP vs. income inequality. Statizoid, drawing on UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data. Retrieved 07 September 2026, from https://poverty.statizoid.com/compare/tax-revenues-vs-income-inequality/portugal/spain/

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About this data

Indicator
Tax revenue as share of GDP vs. income inequality
Unit
% of GDP
Source
UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
187 places, 6,284 data points, 1980–2023
Last refreshed

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.