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Oil Reserves in the World: Facts, Rankings & What's Left

Emma | 25 - 03 - 2026

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Questions 1 - 10

Which country holds the world's largest proven oil reserves?

A. Venezuela
B. Saudi Arabia
C. Canada
D. Iran

Questions 2 - 10

Approximately how many barrels of oil does the world consume every single day?

A. 75 million barrels
B. 103 million barrels
C. 130 million barrels
D. 58 million barrels

Questions 3 - 10

What percentage of the world's proven oil reserves does the Middle East control?

A. 38%
B. 44%
C. Over 53%
D. 29%

Questions 4 - 10

At current consumption rates, approximately how many years of proven oil reserves does the world have left?

A. 25 years
B. 62 years
C. 31 years
D. 47 years

Questions 5 - 10

Which country is the world's largest oil PRODUCER as of 2025–2026?

A. United States
B. Russia
C. Saudi Arabia
D. Iraq

Questions 6 - 10

What percentage of global proven oil reserves does OPEC control?

A. 51%
B. 79%
C. 65%
D. 88%

Questions 7 - 10

What is the approximate cost of extracting one barrel of oil in Saudi Arabia?

A. $65 per barrel
B. $80 per barrel
C. $35 per barrel
D. $50 per barrel

Questions 8 - 10

What share of global crude oil trade passes through the Strait of Hormuz?

A. 12%
B. 21%
C. 48%
D. 34%

Questions 9 - 10

Which country has the largest proven oil reserves in Africa?

A. Libya
B. Nigeria
C. Algeria
D. Angola

Questions 10 - 10

When did Canada's proven oil reserve estimates dramatically increase overnight?

A. 1991
B. 2003
C. 2010
D. 1998

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