How many years of comparable data are there for Tonga and Viet Nam?

29 years are reported by both, from 1995 to 2023.

Where does this data come from?

Statizoid (derived), published as Gross national expenditure (current US$), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Tonga vs Viet Nam: Gross national expenditure (current US$), per square kilometre

Tonga

1.24 million current US$ per square kilometre

in 2023

Viet Nam

1.31 million current US$ per square kilometre

in 2023

Tonga rank

60th

Viet Nam rank

59th

Gross national expenditure (current US$), per square kilometre over time

Tonga
Viet Nam

How they compare

Viet Nam currently reports 1.31 million current US$ per square kilometre against 1.24 million current US$ per square kilometre in Tonga, a difference of 69,450 current US$ per square kilometre.

That makes Viet Nam's figure about 1.1 times Tonga's.

The two have swapped places 3 times across 29 shared years of data; in 1995 it was Tonga ahead.

Tonga ranks 60th and Viet Nam ranks 59th of 183 countries.

Across the 4 decades both report, Tonga averaged higher in 3 and Viet Nam in 1.

Head to head by decade

Decade	Tonga	Viet Nam	Difference	Ahead
1990s	371,594 current US$ per square kilometre	84,678 current US$ per square kilometre	286,916 current US$ per square kilometre	Tonga
2000s	474,969 current US$ per square kilometre	205,505 current US$ per square kilometre	269,464 current US$ per square kilometre	Tonga
2010s	882,799 current US$ per square kilometre	757,817 current US$ per square kilometre	124,982 current US$ per square kilometre	Tonga
2020s	1.10 million current US$ per square kilometre	1.20 million current US$ per square kilometre	101,680 current US$ per square kilometre	Viet Nam

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gross national expenditure (current us$), per square kilometre, Tonga or Viet Nam?: Viet Nam, at 1.31 million current US$ per square kilometre against 1.24 million current US$ per square kilometre in Tonga as of 2023.
What is the difference in gross national expenditure (current us$), per square kilometre between Tonga and Viet Nam?: 69,450 current US$ per square kilometre, with Viet Nam ahead.
How many years of comparable data are there for Tonga and Viet Nam?: 29 years are reported by both, from 1995 to 2023.
How do Tonga and Viet Nam rank globally for gross national expenditure (current us$), per square kilometre?: Tonga ranks 60th and Viet Nam ranks 59th of 183 countries.
Where does this data come from?: Statizoid (derived), published as Gross national expenditure (current US$), per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Tonga vs Viet Nam: Gross national expenditure (current US$), per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 08 September 2026, from https://economy.statizoid.com/compare/gross-national-expenditure-current-us-per-square-kilometre/tonga/viet-nam/

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<a href="https://economy.statizoid.com/compare/gross-national-expenditure-current-us-per-square-kilometre/tonga/viet-nam/">Tonga vs Viet Nam: Gross national expenditure (current US$), per square kilometre</a> — Statizoid

About this data

Indicator: Gross national expenditure (current US$), per square kilometre
Unit: current US$ per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 226 places, 10,214 data points, 1961–2023
Last refreshed: 08 September 2026

Gross national expenditure (current US$) 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.