Congo vs Tonga: GDP per unit of energy use

Congo
10.71 constant 2021 PPP $ per kg of oil equivalent
in 2023
Tonga
10.13 constant 2021 PPP $ per kg of oil equivalent
in 2007
Congo rank
120th
Tonga rank
122nd

GDP per unit of energy use over time

  • Congo
  • Tonga
101520253035199020062023

How they compare

Congo currently reports 10.71 constant 2021 PPP $ per kg of oil equivalent against 10.13 constant 2021 PPP $ per kg of oil equivalent in Tonga, a difference of 0.58 constant 2021 PPP $ per kg of oil equivalent.

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

Across all 5 years both countries report, Congo has been ahead every year.

Congo ranks 120th and Tonga ranks 122nd of 168 countries.

Congo has averaged higher in every one of the 2 decades both report.

Head to head by decade

Decade Congo Tonga Difference Ahead
1990s 26.3 constant 2021 PPP $ per kg of oil equivalent 17.66 constant 2021 PPP $ per kg of oil equivalent 8.65 constant 2021 PPP $ per kg of oil equivalent Congo
2000s 24.76 constant 2021 PPP $ per kg of oil equivalent 10.6 constant 2021 PPP $ per kg of oil equivalent 14.16 constant 2021 PPP $ per kg of oil equivalent Congo

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gdp per unit of energy use, Congo or Tonga?
Congo, at 10.71 constant 2021 PPP $ per kg of oil equivalent against 10.13 constant 2021 PPP $ per kg of oil equivalent in Tonga as of 2023.
What is the difference in gdp per unit of energy use between Congo and Tonga?
0.58 constant 2021 PPP $ per kg of oil equivalent, with Congo ahead.
How many years of comparable data are there for Congo and Tonga?
5 years are reported by both, from 1990 to 2007.
How do Congo and Tonga rank globally for gdp per unit of energy use?
Congo ranks 120th and Tonga ranks 122nd of 168 countries.
Where does this data come from?
IEA Energy Statistics Data Browser, International Energy Agency (IEA), published as GDP per unit of energy use (constant 2021 PPP $ per kg of oil equivalent). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Congo vs Tonga: GDP per unit of energy use. Statizoid, drawing on IEA Energy Statistics Data Browser, International Energy Agency (IEA). Retrieved 11 September 2026, from https://energy.statizoid.com/compare/gdp-per-unit-of-energy-use-constant-2021-ppp-per-kg-of-oil-equivalent/congo-rep/tonga/

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About this data

Indicator
GDP per unit of energy use (constant 2021 PPP $ per kg of oil equivalent)
Unit
constant 2021 PPP $ per kg of oil equivalent
Source
IEA Energy Statistics Data Browser, International Energy Agency (IEA)
Licence
CC BY 4.0 (World Bank Open Data)
Coverage
215 places, 6,437 data points, 1990–2024
Last refreshed

GDP per unit of energy use is the PPP GDP per kilogram of oil equivalent of energy use. PPP GDP is gross domestic product converted to 2021 constant international dollars using purchasing power parity rates. An international dollar has the same purchasing power over GDP as a U.S. dollar has in the United States.