Gallon (Imperial) to Milliliter 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.


Milliliter: is a unit of volume in the metric system. It is equal to one-thousandth of a liter. The milliliter is commonly used for measuring small quantities of liquid, such as medications, beverages, or other fluids. The symbol for milliliter is "mL".

Interesting facts:
  • Milliliters are commonly used in the field of medicine to measure and administer liquid medications. Dosages for many medications, especially for children, are often specified in milliliters.
  • Medical syringes are calibrated in milliliters, making them essential tools for accurate administration of medications, vaccines, and other substances.