Gallon to Barrel oil Converter (and vice versa)
Created by: tinycalcs.com/en
Number of supported units: 2
Last update: 2026
This converter allows you to convert gallons [Imp.gal.] to barrels oil [Imp.bbl.] or barrels oil [Imp.bbl.] to gallons [Imp.gal.]. Calculations are performed in both directions. The calculation result and the entered value are displayed with up to 20 decimal places for maximum accuracy.
Convert gallons to barrels oil
There are two simple ways to convert gallons [Imp.gal.] to barrels oil [Imp.bbl.]. In the first calculation method, the value in gallons [Imp.gal.] is divided by 35. The second method multiplies the value in gallons [Imp.gal.] by the rounded conversion factor of 0.0286.
- Barrels oil [Imp.bbl.] = gallons [Imp.gal.] ÷ 35
- Barrels oil [Imp.bbl.] ≈ gallons [Imp.gal.] * 0.0286
The calculation method with a rounded conversion value is more suitable for rough conversions from gallons [Imp.gal.] to barrels oil [Imp.bbl.], as the calculation result may contain rounding errors. Therefore, the variant with the exact conversion factor is more suitable.
Convert barrels oil to gallons
Converting barrels oil [Imp.bbl.] to gallons [Imp.gal.] is easy and can be done in two ways. The first method involves multiplication, whereby the value in barrels oil [Imp.bbl.] is multiplied by 35. The second variant is a division. Here, the value in barrels oil [Imp.bbl.] is divided by the rounded conversion factor of 0.0286.
- Gallons [Imp.gal.] = barrels oil [Imp.bbl.] * 35
- Gallons [Imp.gal.] ≈ barrels oil [Imp.bbl.] ÷ 0.0286
The rounded conversion value can cause rounding errors, resulting in inaccurate calculation results. To ensure that the conversion from barrels oil [Imp.bbl.] to gallons [Imp.gal.] produces the most accurate calculation result possible, the conversion should be performed using the exact conversion factor.
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