Mauritania vs Niger: GNI, PPP (constant 2021 international $), per square kilometre

Mauritania
28,530 constant 2021 international $ per square kilometre
in 2023
Niger
35,198 constant 2021 international $ per square kilometre
in 2023
Mauritania rank
155th
Niger rank
154th

GNI, PPP (constant 2021 international $), per square kilometre over time

  • Mauritania
  • Niger
10.0k20.0k30.0k40.0k199020062023

How they compare

Niger currently reports 35,198 constant 2021 international $ per square kilometre against 28,530 constant 2021 international $ per square kilometre in Mauritania, a difference of 6,668 constant 2021 international $ per square kilometre.

That makes Niger's figure about 1.2 times Mauritania's.

Across all 34 years both countries report, Niger has been ahead every year.

Mauritania ranks 155th and Niger ranks 154th of 156 countries.

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

Head to head by decade

Decade Mauritania Niger Difference Ahead
1990s 7,904 constant 2021 international $ per square kilometre 10,261 constant 2021 international $ per square kilometre 2,356 constant 2021 international $ per square kilometre Niger
2000s 11,866 constant 2021 international $ per square kilometre 14,339 constant 2021 international $ per square kilometre 2,473 constant 2021 international $ per square kilometre Niger
2010s 19,507 constant 2021 international $ per square kilometre 23,848 constant 2021 international $ per square kilometre 4,341 constant 2021 international $ per square kilometre Niger
2020s 26,908 constant 2021 international $ per square kilometre 32,313 constant 2021 international $ per square kilometre 5,405 constant 2021 international $ per square kilometre Niger

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gni, ppp (constant 2021 international $), per square kilometre, Mauritania or Niger?
Niger, at 35,198 constant 2021 international $ per square kilometre against 28,530 constant 2021 international $ per square kilometre in Mauritania as of 2023.
What is the difference in gni, ppp (constant 2021 international $), per square kilometre between Mauritania and Niger?
6,668 constant 2021 international $ per square kilometre, with Niger ahead.
How many years of comparable data are there for Mauritania and Niger?
34 years are reported by both, from 1990 to 2023.
How do Mauritania and Niger rank globally for gni, ppp (constant 2021 international $), per square kilometre?
Mauritania ranks 155th and Niger ranks 154th of 156 countries.
Where does this data come from?
Statizoid (derived), published as GNI, PPP (constant 2021 international $), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Mauritania vs Niger: GNI, PPP (constant 2021 international $), per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 11 October 2026, from https://economy.statizoid.com/compare/gni-ppp-constant-2021-international-per-square-kilometre/mauritania/niger/

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About this data

Indicator
GNI, PPP (constant 2021 international $), per square kilometre
Unit
constant 2021 international $ per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
181 places, 4,996 data points, 1990–2023
Last refreshed

GNI, PPP (constant 2021 international $) divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.