What is the difference in energy intensity of the economy between Bulgaria and Serbia?

0.08 kWh per 2011$PPP, with Bulgaria ahead.

How many years of comparable data are there for Bulgaria and Serbia?

25 years are reported by both, from 1992 to 2016.

Where does this data come from?

Our World in Data based on BP; World Bank; and Maddison Project Database, published as Energy intensity of the economy (kWh per 2011$PPP). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bulgaria vs Serbia: Energy intensity of the economy

Bulgaria

1.64 kWh per 2011$PPP

in 2016

Serbia

1.56 kWh per 2011$PPP

in 2016

Bulgaria rank

38th

Serbia rank

41st

Energy intensity of the economy over time

Bulgaria
Serbia

How they compare

Bulgaria currently reports 1.64 kWh per 2011$PPP against 1.56 kWh per 2011$PPP in Serbia, a difference of 0.08 kWh per 2011$PPP.

That makes Bulgaria's figure about 1.1 times Serbia's.

The two have swapped places 5 times across 25 shared years of data; in 1992 it was Serbia ahead.

Bulgaria ranks 38th and Serbia ranks 41st of 161 countries.

Across the 3 decades both report, Bulgaria averaged higher in 2 and Serbia in 1.

Head to head by decade

Decade	Bulgaria	Serbia	Difference	Ahead
1990s	3.59 kWh per 2011$PPP	3.94 kWh per 2011$PPP	0.3511 kWh per 2011$PPP	Serbia
2000s	2.64 kWh per 2011$PPP	2.41 kWh per 2011$PPP	0.2372 kWh per 2011$PPP	Bulgaria
2010s	1.8 kWh per 2011$PPP	1.62 kWh per 2011$PPP	0.1781 kWh per 2011$PPP	Bulgaria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher energy intensity of the economy, Bulgaria or Serbia?: Bulgaria, at 1.64 kWh per 2011$PPP against 1.56 kWh per 2011$PPP in Serbia as of 2016.
What is the difference in energy intensity of the economy between Bulgaria and Serbia?: 0.08 kWh per 2011$PPP, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and Serbia?: 25 years are reported by both, from 1992 to 2016.
How do Bulgaria and Serbia rank globally for energy intensity of the economy?: Bulgaria ranks 38th and Serbia ranks 41st of 161 countries.
Where does this data come from?: Our World in Data based on BP; World Bank; and Maddison Project Database, published as Energy intensity of the economy (kWh per 2011$PPP). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bulgaria vs Serbia: Energy intensity of the economy. Statizoid, drawing on Our World in Data based on BP; World Bank; and Maddison Project Database. Retrieved 04 September 2026, from https://reference.statizoid.com/compare/energy-intensity-of-the-economy-kwh-per-2011-ppp/bulgaria/serbia/

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About this data

Indicator: Energy intensity of the economy (kWh per 2011$PPP)
Unit: kWh per 2011$PPP
Source: Our World in Data based on BP; World Bank; and Maddison Project Database
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 161 places, 6,650 data points, 1965–2016
Last refreshed: 24 August 2026

Energy intensity is measured as primary energy consumption per unit of gross domestic product. This is measured in kilowatt-hours per 2011$ (PPP).