Portugal vs Tonga: SDR Allocation, US dollar, per square kilometre

Portugal
40,731 units per square kilometre
in 2023
Tonga
36,910 units per square kilometre
in 2023
Portugal rank
42nd
Tonga rank
44th

SDR Allocation, US dollar, per square kilometre over time

  • Portugal
  • Tonga
010.0k20.0k30.0k40.0k196119922023

How they compare

Portugal currently reports 40,731 units per square kilometre against 36,910 units per square kilometre in Tonga, a difference of 3,821 units per square kilometre.

That makes Portugal's figure about 1.1 times Tonga's.

The two have swapped places 3 times across 63 shared years of data; in 1961 it was Tonga ahead.

Portugal ranks 42nd and Tonga ranks 44th of 189 countries.

Across the 7 decades both report, Portugal averaged higher in 5 and Tonga in 1.

Head to head by decade

Decade Portugal Tonga Difference Ahead
1960s 0 units per square kilometre 0 units per square kilometre 0 units per square kilometre —
1970s 25.76 units per square kilometre 0 units per square kilometre 25.76 units per square kilometre Portugal
1980s 673.07 units per square kilometre 0 units per square kilometre 673.07 units per square kilometre Portugal
1990s 822.57 units per square kilometre 0 units per square kilometre 822.57 units per square kilometre Portugal
2000s 2,139 units per square kilometre 1,433 units per square kilometre 705.91 units per square kilometre Portugal
2010s 12,792 units per square kilometre 13,279 units per square kilometre 487.83 units per square kilometre Tonga
2020s 34,076 units per square kilometre 31,297 units per square kilometre 2,778 units per square kilometre Portugal

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sdr allocation, us dollar, per square kilometre, Portugal or Tonga?
Portugal, at 40,731 units per square kilometre against 36,910 units per square kilometre in Tonga as of 2023.
What is the difference in sdr allocation, us dollar, per square kilometre between Portugal and Tonga?
3,821 units per square kilometre, with Portugal ahead.
How many years of comparable data are there for Portugal and Tonga?
63 years are reported by both, from 1961 to 2023.
How do Portugal and Tonga rank globally for sdr allocation, us dollar, per square kilometre?
Portugal ranks 42nd and Tonga ranks 44th of 189 countries.
Where does this data come from?
Statizoid (derived), published as SDR Allocation, US dollar, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Portugal vs Tonga: SDR Allocation, US dollar, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 10 October 2026, from https://economy.statizoid.com/compare/sdr-allocation-us-dollar-per-square-kilometre/portugal/tonga/

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About this data

Indicator
SDR Allocation, US dollar, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
191 places, 10,792 data points, 1961–2023
Last refreshed

SDR Allocation, US dollar 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.