Live Converter
Convert Liquid Measurement Online
Enter your value above to convert cups to barrels or vice versa.
Real-World Examples
The Uses of Cups to Barrels Conversion
A petroleum barrel holds exactly 672 US cups worth of liquid, a comparison that's more about putting an industrial unit into relatable terms than something used in daily oil trading.
Illustrating Barrel Size for a General Audience
Writers explaining what a petroleum barrel actually holds sometimes convert it into cups to give readers a far more intuitive sense of the volume involved.
Classroom Unit Conversion Exercises
Teachers building lessons around everyday-to-industrial unit conversions use the cup-to-barrel relationship as a relatable example connecting kitchen measurement to energy industry units.
Comparing Small Lab Samples to Industry-Scale Units
Researchers working with oil samples measured in cups during lab testing convert the figure into barrels to frame it against full-scale industry quantities.
Quick Reference
Comprehensive Conversion Table
Our quick table gives you instant results, so you don't have to calculate these common values manually.
| Conversion | Formula | Result (bbl) |
|---|---|---|
| 10 cup to bbl | 10 × 0.001488095238095238 | 0.0149 bbl |
| 50 cup to bbl | 50 × 0.001488095238095238 | 0.0744 bbl |
| 100 cup to bbl | 100 × 0.001488095238095238 | 0.1488 bbl |
| 200 cup to bbl | 200 × 0.001488095238095238 | 0.2976 bbl |
| 500 cup to bbl | 500 × 0.001488095238095238 | 0.7440 bbl |
| 1,000 cup to bbl | 1,000 × 0.001488095238095238 | 1.4881 bbl |
| 5,000 cup to bbl | 5,000 × 0.001488095238095238 | 7.4405 bbl |
| 10,000 cup to bbl | 10,000 × 0.001488095238095238 | 14.8810 bbl |
| 50,000 cup to bbl | 50,000 × 0.001488095238095238 | 74.4048 bbl |
Got Questions?
Frequently Asked Questions
How many barrels are in 672 cups?
672 cups equals exactly 1 petroleum barrel, since the 42-gallon barrel standard works out to precisely that many US cups.
How many cups are in 1 barrel of oil?
1 petroleum barrel holds exactly 672 cups, a figure that helps put the industrial unit into a far more familiar kitchen-scale comparison.
Why is a petroleum barrel exactly 42 gallons?
The 42-gallon standard was adopted by the US oil industry in the 1800s to account for wooden barrels expanding slightly and leaking during transport, and it has remained the global standard ever since.
Is this based on the US customary cup?
Yes, this converter uses the US customary cup (236.5882365 mL). Metric and legal cup definitions elsewhere are slightly different, so expect small variations there.