Portugal vs Sri Lanka: GNI, PPP (constant 2021 international $), per square kilometre

Portugal
4.74 million constant 2021 international $ per square kilometre
in 2023
Sri Lanka
4.44 million constant 2021 international $ per square kilometre
in 2023
Portugal rank
36th
Sri Lanka rank
38th

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

  • Portugal
  • Sri Lanka
1.0M2.0M3.0M4.0M5.0M199020062023

How they compare

Portugal currently reports 4.74 million constant 2021 international $ per square kilometre against 4.44 million constant 2021 international $ per square kilometre in Sri Lanka, a difference of 300,530 constant 2021 international $ per square kilometre.

That makes Portugal's figure about 1.1 times Sri Lanka's.

The two have swapped places 2 times across 24 shared years of data; in 1995 it was Portugal ahead.

Portugal ranks 36th and Sri Lanka ranks 38th of 156 countries.

Across the 4 decades both report, Portugal averaged higher in 2 and Sri Lanka in 2.

Head to head by decade

Decade Portugal Sri Lanka Difference Ahead
1990s 3.35 million constant 2021 international $ per square kilometre 1.56 million constant 2021 international $ per square kilometre 1.79 million constant 2021 international $ per square kilometre Portugal
2000s 3.90 million constant 2021 international $ per square kilometre 2.24 million constant 2021 international $ per square kilometre 1.66 million constant 2021 international $ per square kilometre Portugal
2010s 4.16 million constant 2021 international $ per square kilometre 4.88 million constant 2021 international $ per square kilometre 723,546 constant 2021 international $ per square kilometre Sri Lanka
2020s 4.42 million constant 2021 international $ per square kilometre 4.71 million constant 2021 international $ per square kilometre 292,878 constant 2021 international $ per square kilometre Sri Lanka

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gni, ppp (constant 2021 international $), per square kilometre, Portugal or Sri Lanka?
Portugal, at 4.74 million constant 2021 international $ per square kilometre against 4.44 million constant 2021 international $ per square kilometre in Sri Lanka as of 2023.
What is the difference in gni, ppp (constant 2021 international $), per square kilometre between Portugal and Sri Lanka?
300,530 constant 2021 international $ per square kilometre, with Portugal ahead.
How many years of comparable data are there for Portugal and Sri Lanka?
24 years are reported by both, from 1995 to 2023.
How do Portugal and Sri Lanka rank globally for gni, ppp (constant 2021 international $), per square kilometre?
Portugal ranks 36th and Sri Lanka ranks 38th 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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Portugal vs Sri Lanka: GNI, PPP (constant 2021 international $), per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 12 October 2026, from https://economy.statizoid.com/compare/gni-ppp-constant-2021-international-per-square-kilometre/portugal/sri-lanka/

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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.