How many liters are in a standard oil barrel?

One oil barrel equals approximately 159 liters, based on the standard 42-US-gallon definition used in the petroleum industry.

Is a US liquid barrel the same size as a US dry barrel?

No. A US liquid barrel is defined as 31.5 US gallons (about 119 liters), while a US dry barrel is equivalent to 115.628 liters, making the liquid barrel slightly larger.

Can I convert liters back to barrels using these tools?

Yes, most of the listed tools support bidirectional conversion, allowing you to enter a liter value and get the equivalent in barrels, though the result depends on which barrel type is selected.

What is the difference between a US barrel and a UK barrel?

A US barrel (liquid) is about 119 liters, whereas a UK barrel is equivalent to around 164 liters, making the UK barrel significantly larger.

Do I need to worry about barrel type for everyday cooking measurements?

For typical cooking, a barrel is not a standard unit, but if a recipe or reference uses one, confirming whether it is a US liquid, dry, or oil barrel will ensure an accurate liter conversion.

Volume Conversion6 options compared

Barrels to Liters Volume Converter

Converts barrel volumes into liters with precision, offering direct calculations for various liquid measures. This tool handles different types of barrels, including US dry, liquid, and oil standards, ensuring accuracy based on the context needed. Users can easily select the specific unit type they are working with to maintain proper measurement integrity. Furthermore, the converter supports...

Editors’ Top PickBased on community votes

Number Convert

numberconvert.com

Convert volume measurements instantly with this free barrels to liters. Features bidirectional conversion, common mea...

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02
02
OnlineCalculator.com
onlinecalculator.com
This calculator is specifically for converting barrels to liters and includes a direct reverse link for liters to bar...
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03
03
Convertworld
convertworld.com
The Barrel volume page lets users convert barrels to liters directly in a free interactive converter. It supports bid...
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04
04
UnitConverters.net
unitconverters.net
This page converts barrel (US) to liter instantly and also supports reverse conversion (liter to barrel) via the same...
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05
05
Metric Conversions
metric-conversions.org
This dedicated barrels-to-liters tool provides direct conversion with selectable barrel types (including US dry/liqui...
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06
06
UnitJuggler
unitjuggler.com
This tool converts oil barrels (bbl) to liters with immediate results and displays both conversion bases (bbl→L and L...
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Side by side

Barrels to Liters Volume Converter options compared

Tool	Best for	Strengths	Limitations
Number Convert numberconvert.com	Casual users who need bidirectional conversion	Bidirectional conversion Educational content Common measurement examples	Ads on the page No selectable barrel type
OnlineCalculator.com onlinecalculator.com	Users who want formula details and a conversion table	Direct reverse link Formula details Conversion table	Assumes standard barrel No selectable barrel type
Convertworld convertworld.com	Users who need related volume units alongside barrel-to-liter conversion	Bidirectional conversion Related volume units Free interactive converter	No selectable barrel type Many unrelated unit options can be overwhelming
UnitConverters.net unitconverters.net	Users who need a US-barrel-specific converter with a step-by-step formula	Instant conversion Conversion table Step-by-step formula	Only US barrel Reverse conversion requires manual calculation
Metric Conversions metric-conversions.org	Users who need selectable barrel types and unit context	Selectable barrel types (US dry/liquid/oil/UK) Unit context explained Supports switching conversion direction	Fewer unit options beyond volume Interface feels more utilitarian
UnitJuggler unitjuggler.com	Users who only need oil barrel to liter conversion	Immediate results Displays both conversion bases Simple interface	Only oil barrel Limited to one direction of conversion

Buyer's guide

How to choose a barrels to liters volume converter

When picking a barrels-to-liters converter, the most important factor is whether the tool recognizes that barrel size varies by industry. If you are working with oil, fuel, or chemicals, a US oil barrel (≈159 L) is not the same as a US liquid barrel (≈119 L) or a US dry barrel (≈116 L). Choose a tool that lets you select the barrel type first; otherwise you risk an incorrect result. If the task only involves oil barrels, a simpler tool with immediate results will save time. Otherwise, prioritize tools that explain unit context and support bidirectional conversion so you can check your work both ways.

Questions

Barrels to Liters Volume Converter FAQ

How many liters are in a standard oil barrel?: One oil barrel equals approximately 159 liters, based on the standard 42-US-gallon definition used in the petroleum industry.
Is a US liquid barrel the same size as a US dry barrel?: No. A US liquid barrel is defined as 31.5 US gallons (about 119 liters), while a US dry barrel is equivalent to 115.628 liters, making the liquid barrel slightly larger.
Can I convert liters back to barrels using these tools?: Yes, most of the listed tools support bidirectional conversion, allowing you to enter a liter value and get the equivalent in barrels, though the result depends on which barrel type is selected.
What is the difference between a US barrel and a UK barrel?: A US barrel (liquid) is about 119 liters, whereas a UK barrel is equivalent to around 164 liters, making the UK barrel significantly larger.
Do I need to worry about barrel type for everyday cooking measurements?: For typical cooking, a barrel is not a standard unit, but if a recipe or reference uses one, confirming whether it is a US liquid, dry, or oil barrel will ensure an accurate liter conversion.

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