Convert Imperial Gallons to CupsHow many cups are in an imperial gallon? Easy imp gal to cups conversion.
1 Imperial Gallon ≈
19.215199 U.S. Cups
Imperial GallonsAn Imperial gallon is a unit of volume sometimes used in the British commonwealth. It is exactly 4.54609 liters and is about 20% larger than a U.S. gallon.
Abbreviation: imp gal
CupsA U.S. cup is a unit of volume equal to 1/16th of a U.S. gallon, or about 236 milliliters.