What is the difference in oil reserves, per square kilometre between Oman and Viet Nam?

528 cubic meters per square kilometre, with Oman ahead.

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

31 years are reported by both, from 1991 to 2021.

Where does this data come from?

Statizoid (derived), published as Oil reserves, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Oman vs Viet Nam: Oil reserves, per square kilometre

Oman

2,760 cubic meters per square kilometre

in 2021

Viet Nam

2,232 cubic meters per square kilometre

in 2021

Oman rank

18th

Viet Nam rank

19th

Oil reserves, per square kilometre over time

Oman
Viet Nam

How they compare

Oman currently reports 2,760 cubic meters per square kilometre against 2,232 cubic meters per square kilometre in Viet Nam, a difference of 528 cubic meters per square kilometre.

That makes Oman's figure about 1.2 times Viet Nam's.

Across all 31 years both countries report, Oman has been ahead every year.

Oman ranks 18th and Viet Nam ranks 19th of 201 countries.

Oman has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Oman	Viet Nam	Difference	Ahead
1990s	2,475 cubic meters per square kilometre	260.51 cubic meters per square kilometre	2,214 cubic meters per square kilometre	Oman
2000s	2,816 cubic meters per square kilometre	306.08 cubic meters per square kilometre	2,510 cubic meters per square kilometre	Oman
2010s	2,751 cubic meters per square kilometre	1,847 cubic meters per square kilometre	904 cubic meters per square kilometre	Oman
2020s	2,760 cubic meters per square kilometre	2,232 cubic meters per square kilometre	528.15 cubic meters per square kilometre	Oman

Averages of every year both report within each decade.

Frequently asked questions

Which has higher oil reserves, per square kilometre, Oman or Viet Nam?: Oman, at 2,760 cubic meters per square kilometre against 2,232 cubic meters per square kilometre in Viet Nam as of 2021.
What is the difference in oil reserves, per square kilometre between Oman and Viet Nam?: 528 cubic meters per square kilometre, with Oman ahead.
How many years of comparable data are there for Oman and Viet Nam?: 31 years are reported by both, from 1991 to 2021.
How do Oman and Viet Nam rank globally for oil reserves, per square kilometre?: Oman ranks 18th and Viet Nam ranks 19th of 201 countries.
Where does this data come from?: Statizoid (derived), published as Oil reserves, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Oman vs Viet Nam: Oil reserves, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 27 August 2026, from https://energy.statizoid.com/compare/oil-reserves-per-square-kilometre/oman/viet-nam/

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About this data

Indicator: Oil reserves, per square kilometre
Unit: cubic meters per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 201 places, 7,613 data points, 1980–2021
Last refreshed: 22 August 2026

Oil reserves 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.