Convert volume units — liters, gallons, cups, milliliters, cubic meters, barrels and more.
| Unit | Name | Value |
|---|---|---|
| 0.001 m³ | 0.00628982 bbl | |
| 0.01 m³ | 0.0628982 bbl | |
| 0.1 m³ | 0.628982 bbl | |
| 1 m³ | 6.28982 bbl | |
| 5 m³ | 31.4491 bbl | |
| 10 m³ | 62.8982 bbl | |
| 50 m³ | 314.491 bbl | |
| 100 m³ | 628.982 bbl | |
| 1000 m³ | 6289.82 bbl |
Common cubic meter values converted to oil barrel — factor: 1 m³ = 6.29 bbl
| Cubic Meter (m³) | Oil Barrel (bbl) | Context |
|---|---|---|
| 0.001 m³ | 0.00629 bbl | — |
| 0.01 m³ | 0.0629 bbl | — |
| 0.1 m³ | 0.629 bbl | — |
| 0.5 m³ | 3.145 bbl | — |
| 1 m³ | 6.29 bbl | — |
| 2 m³ | 12.58 bbl | — |
| 5 m³ | 31.45 bbl | — |
| 10 m³ | 62.9 bbl | — |
| 20 m³ | 125.8 bbl | — |
| 50 m³ | 314.5 bbl | — |
| 100 m³ | 629 bbl | — |
| 200 m³ | 1,258 bbl | — |
| 500 m³ | 3,145 bbl | — |
| 1,000 m³ | 6,290 bbl | — |
| 5,000 m³ | 3.145e+04 bbl | — |
Converting cubic meter to oil barrel comes up frequently in cooking, chemistry, medicine, and engineering. A recipe written in metric units may need to be adapted for a kitchen using oil barrel, or a laboratory protocol may specify volumes in cubic meter that need to be measured with equipment calibrated in oil barrel.
In everyday use, knowing that 5 m³ = 31.45 bbl and 10 m³ = 62.9 bbl covers most common situations. For bulk calculations, 100 m³ = 629 bbl is a useful anchor. The reverse conversion — oil barrel back to cubic meter — uses the factor 0.159, so 1 bbl = 0.159 m³.
All conversions use the internationally recognized factor of exactly 1 m³ = 6.29 bbl. Calculations are performed in IEEE 754 double-precision floating point, giving accuracy to at least 8 significant figures — more than sufficient for any practical application.
Formula: Oil Barrel = Cubic Meter × 6.2898224
Multiply any cubic meter value by 6.2898224 to get oil barrel. One cubic meter equals 6.2898224 bbl.
Reverse: Cubic Meter = Oil Barrel × 0.158987
1 m³ = 6.2898224 bbl. Memorize this for instant mental estimates.
Use 6.2898 as a quick mental factor. Multiply your cubic meters value by this to estimate oil barrels.
To verify: multiply your result by 0.158987 to recover the original m³ value.
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Calculates cargo volume in CBM (cubic meters) for ocean freight pricing.
Measures river discharge and reservoir volumes in cubic meters per second.
Sizes reactor vessels and storage tanks using cubic meter capacity.
The cubic meter is the SI derived unit of volume, formally defined in 1960 at the 11th General Conference on Weights and Measures. It equals 1,000 liters or 1,000,000 milliliters.
Cubic meters are standard for large-scale volumes: natural gas is sold in m³, swimming pools are measured in m³, and bulk shipping containers are rated by cubic meter capacity.
Interesting fact: One cubic meter of water at 4°C weighs exactly 1,000 kg. The Pacific Ocean contains roughly 7.1 × 10²⁰ cubic meters of water.
The US oil barrel (bbl) is defined as exactly 42 US gallons, equal to 158.987 liters. The 42-gallon standard was adopted by the Pennsylvania oil industry in 1866, based on the wine tierce barrel.
Oil barrels are the global benchmark for crude oil pricing: NYMEX WTI and ICE Brent futures are quoted in USD per barrel. OPEC quotas and national reserves are all expressed in barrels per day.
Interesting fact: No physical barrels are used to ship crude oil today. The unit is purely a pricing and accounting convention; tankers carry millions of barrels in sealed tanks.