1 Barrel (Oil) to Barrel (US)
Quick answer
1 Barrel (Oil) (bbl) equals
1.333333 bbl (US)
To convert 1 Barrel (Oil)s to Barrel (US)s, multiply by 1.3333333333. Therefore, 1 Barrel (Oil) (bbl) equals 1.333333 Barrel (US) (bbl (US)).
Formula: bbl (US) = bbl × 1.3333333333. Calculation: 1 × 1.3333333333 = 1.333333 bbl (US).
Convert Barrel (Oil) (bbl) to Barrel (US) (bbl (US)) online with our free unit converter. In volume, 1 bbl = 1.333333 bbl (US). Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Barrel (Oil) to Barrel (US)
- Step 1 — start with the formula. bbl (US) = bbl × 1.3333333333
- Step 2 — substitute your figure. 1 bbl × 1.3333333333
- Step 3 — read the result. 1 bbl = 1.333333 bbl (US)
- Step 4 — check it in reverse. bbl = bbl (US) × 0.75 returns 1 bbl, which matches the figure you started with.
Volume Converter
40 units available
1 bbl = 1.333333 bbl (US)
Formula:
bbl (US) = bbl × 1.3333333333With your value: 1 bbl = 1.33333333 bbl (US)
How big is that?
Everyday references on a logarithmic scale, all expressed in barrel (oil) so you can sanity-check the result.
Other Barrel (Oil) to Barrel (US) conversions
Barrel (Oil) to Barrel (US) Conversion Table
| Barrel (Oil) (bbl) | Barrel (US) (bbl (US)) |
|---|---|
| 0.5 | 0.666667 |
| 1 | 1.333333 |
| 2 | 2.666667 |
| 5 | 6.666667 |
| 10 | 13.333333 |
| 15 | 20 |
| 20 | 26.666667 |
| 25 | 33.333333 |
| 50 | 66.666667 |
| 100 | 133.333333 |
| 250 | 333.333333 |
| 500 | 666.666667 |
| 1000 | 1,333.333333 |
Barrel (US) to Barrel (Oil) Conversion Table
| Barrel (US) (bbl (US)) | Barrel (Oil) (bbl) |
|---|---|
| 0.5 | 0.375 |
| 1 | 0.75 |
| 2 | 1.5 |
| 5 | 3.75 |
| 10 | 7.5 |
| 15 | 11.25 |
| 20 | 15 |
| 25 | 18.75 |
| 50 | 37.5 |
| 100 | 75 |
| 250 | 187.5 |
| 500 | 375 |
| 1000 | 750 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Barrel (Oil) (bbl)
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
Barrel (US) (bbl (US))
Volume
Derived from the cubic metre. The litre is exactly 10⁻³ m³; US and imperial capacity units are exact multiples fixed by statute.
Source: NIST Special Publication 811, Guide for the Use of the International System of Units
National Institute of Standards and Technology (US) · Reviewed 2026-07-01
How to Convert Barrel (Oil) to Barrel (US)
To convert from Barrel (Oil) (bbl) to Barrel (US) (bbl (US)), multiply the value by 1.3333333333.
Formula: bbl (US) = bbl × 1.3333333333
Reverse: bbl = bbl (US) × 0.75
Step-by-Step Example
- Start with your value in Barrel (Oil). For example: 5 bbl
- Multiply by the conversion factor: 5 x 1.3333333333
- The result is: 6.666667 bbl (US)
Barrel (Oil) and Barrel (US) Relationship
Both Barrel (Oil) and Barrel (US) belong to the Metric (SI) system, making this an intra-system conversion within volume. Since 1 Barrel (Oil) equals approximately 1.3333 Barrel (US)s, the Barrel (Oil) represents a larger unit interval than the Barrel (US). Understanding the relationship between Barrel (Oil) and Barrel (US) is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Barrel (Oil)
The oil barrel equals 42 US gallons (about 158.987 litres) and is the global pricing unit for crude petroleum.
Fun Fact: The 42-gallon standard dates to the 1860s Pennsylvania oil rush.
Common uses of Barrel (Oil): crude oil pricing, energy statistics.
About Barrel (US)
The Barrel (US) (symbol: bbl (US)) is a recognized unit in the Metric (SI) measurement framework, utilized within volume applications for precision and standardized data representation.
Common uses of Barrel (US): volume calculations, engineering and science, education.
Frequently Asked Questions
- What is 1 Barrel (Oil) in Barrel (US)?
- 1 Barrel (Oil) equals 1.333333 Barrel (US).
- How many Barrel (US)s are in 1 Barrel (Oil)?
- There are exactly 1.3333333333 Barrel (US)s in 1 Barrel (Oil). This means the conversion factor from Barrel (Oil) to Barrel (US) is 1.3333333333.
- What is the formula to convert Barrel (Oil) to Barrel (US)?
- The formula to convert Barrel (Oil) to Barrel (US) is: bbl (US) = bbl × 1.3333333333. For example, to convert 10 Barrel (Oil)s to Barrel (US)s, you would multiply 10 by 1.3333333333.
- What is a Barrel (Oil)?
- The oil barrel equals 42 US gallons (about 158.987 litres) and is the global pricing unit for crude petroleum.
- What is a Barrel (US)?
- The Barrel (US) (symbol: bbl (US)) is a recognized unit in the Metric (SI) measurement framework, utilized within volume applications for precision and standardized data representation.
- What are the common uses of Barrel (Oil)?
- The Barrel (Oil) is commonly used in crude oil pricing, energy statistics.
Related Volume Conversions
Cite this page
UnitConvertLab. (2026). 1 Barrel (Oil) to Barrel (US). UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/1-barrel_oil-to-barrel_us