Engineering Bible

Volume unit converter

Convert cubic metres, litres, cubic feet, US and imperial gallons and oil barrels.

Results are estimates. They do not replace the governing code, class or flag requirements, or a check by a competent person. Report a problem

Worked example

1000 L = 6.28981 bbl, because 1 L = 0.00628981 bbl.

Conversion table

Fromm³Lft³US galimp galbbl
1 m³1100035.3147264.172219.9696.28981
1 L0.00110.03531470.2641720.2199690.00628981
1 ft³0.028316828.316817.480526.228840.178108
1 US gal0.003785413.785410.13368110.8326740.0238095
1 imp gal0.004546094.546090.1605441.2009510.028594
1 bbl0.158987158.9875.614584234.97231

Every unit on this page

UnitNameIn m³
m³cubic metre1
Llitre0.001
mLmillilitre1 × 10⁻⁶
ft³cubic foot0.0283168
in³cubic inch1.6387 × 10⁻⁵
US galUS gallon0.00378541
imp galimperial gallon0.00454609
bbloil barrel (42 US gal)0.158987

FAQ

How big is an oil barrel?
42 US gallons, which is about 159 litres.

Are US and imperial gallons the same?
No. One imperial gallon is about 1.2 US gallons, so always check which one a source means.