Gallon (Imperial) to Barrel (Imperial) Conversion Result

Gallon (Imperial): unit of volume in the imperial system of measurement, historically used in the United Kingdom and its former colonies. The imperial gallon is approximately 20% larger than the U.S. gallon and is equal to 4,546.09 milliliters.

Relation to Other Imperial Units:
  • 1 gallon = 4 quarts.
  • 1 gallon = 8 pints.
  • 1 gallon = 32 gills.
  • 1 gallon = 277.42 cubic inches.

Interesting Facts:
  • The term "gallon" comes from the Old Northern French word galon, meaning "a liquid measure".
  • 1 imperial gallon of water weighs approximately 10 pounds, making it a handy reference for historical trade.


Barrel (Imperial): unit of volume historically used in the imperial system of measurement, particularly in the UK and some Commonwealth countries. Like the U.S. barrel, its size depends on the context or the substance being measured.

1 imperial beer barrel is equal to 36 imperial gallons or 163.659 liters.

Interesting facts:
  • The imperial beer barrel's larger size compared to its U.S. counterpart makes it a preferred choice for large-scale brewing and distribution in the UK.
  • Traditional wooden barrels were expertly crafted to be both strong and watertight, a necessity for transporting liquid goods over long distances.
  • The image of a barrel is iconic in British pubs, often used to represent tradition, craft, and hospitality.