Which has higher tax revenue as share of gdp, Brunei Darussalam or Sierra Leone?

Sierra Leone, at 6.3% against 5.6% in Brunei Darussalam as of 2023.

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

28 years are reported by both, from 1990 to 2023.

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. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Brunei Darussalam vs Sierra Leone: Tax revenue as share of GDP

Brunei Darussalam

5.6%

in 2023

Sierra Leone

6.3%

in 2023

Brunei Darussalam rank

182nd

Sierra Leone rank

179th

Tax revenue as share of GDP over time

Brunei Darussalam
Sierra Leone

How they compare

Sierra Leone currently reports 6.3% against 5.6% in Brunei Darussalam, a difference of 0.7%.

That makes Sierra Leone's figure about 1.1 times Brunei Darussalam's.

The two have swapped places 3 times across 28 shared years of data; in 1990 it was Brunei Darussalam ahead.

Brunei Darussalam ranks 182nd and Sierra Leone ranks 179th of 192 countries.

Brunei Darussalam has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Brunei Darussalam	Sierra Leone	Difference	Ahead
1990s	13.7%	4.0%	9.7%	Brunei Darussalam
2000s	25.7%	5.2%	20.5%	Brunei Darussalam
2010s	12.8%	7.2%	5.6%	Brunei Darussalam
2020s	7.6%	6.7%	1.0%	Brunei Darussalam

Averages of every year both report within each decade.

Frequently asked questions

Which has higher tax revenue as share of gdp, Brunei Darussalam or Sierra Leone?: Sierra Leone, at 6.3% against 5.6% in Brunei Darussalam as of 2023.
What is the difference in tax revenue as share of gdp between Brunei Darussalam and Sierra Leone?: 0.7%, with Sierra Leone ahead.
How many years of comparable data are there for Brunei Darussalam and Sierra Leone?: 28 years are reported by both, from 1990 to 2023.
How do Brunei Darussalam and Sierra Leone rank globally for tax revenue as share of gdp?: Brunei Darussalam ranks 182nd and Sierra Leone ranks 179th of 192 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. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Brunei Darussalam vs Sierra Leone: Tax revenue as share of GDP. Statizoid, drawing on UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data. Retrieved 16 September 2026, from https://economy.statizoid.com/compare/tax-revenues-as-a-share-of-gdp-unsdg/brunei-darussalam/sierra-leone/

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<a href="https://economy.statizoid.com/compare/tax-revenues-as-a-share-of-gdp-unsdg/brunei-darussalam/sierra-leone/">Brunei Darussalam vs Sierra Leone: Tax revenue as share of GDP</a> — Statizoid

About this data

Indicator: Tax revenue as share of GDP
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: 192 places, 6,348 data points, 1980–2023
Last refreshed: 28 August 2026

Direct and indirect taxes as well as social contributions included.