UK gallons (imp gal) to Milliliters (mL) Conversion
UK gallons
The UK imperial gallon is a unit of volume equal to exactly 4.54609 litres, defined by the UK Weights and Measures Act 1985. It is approximately 20% larger than the US liquid gallon. The imperial gallon is still used in the United Kingdom, Ireland, and several Commonwealth countries for fuel sales, and in aviation for fuel loading in older aircraft. Four imperial quarts, eight imperial pints, or 160 imperial fluid ounces make one imperial gallon.
Milliliters
The millilitre is a unit of volume equal to one thousandth of a litre, or exactly one cubic centimetre (1 cm³). It is the standard unit for small liquid volumes in medicine, pharmacy, and laboratory science. One millilitre of water at 4 °C has a mass of exactly 1 gram, making the millilitre and gram functionally interchangeable for dilute aqueous solutions.
| UK gallons (imp gal) | Milliliters (mL) |
|---|---|
| 0.1 imp gal | 454.609 mL |
| 1 imp gal | 4,546.09 mL |
| 2 imp gal | 9,092.18 mL |
| 3 imp gal | 13,638.27 mL |
| 5 imp gal | 22,730.45 mL |
| 10 imp gal | 45,460.90 mL |
| 20 imp gal | 90,921.80 mL |
| 30 imp gal | 136,382.70 mL |
| 50 imp gal | 227,304.50 mL |
| 100 imp gal | 454,609.00 mL |
| 1000 imp gal | 4,546,090.00 mL |
Frequently Asked Questions (FAQ)
How many milliliters are in 1 UK gallons?
1 UK gallons (imp gal) is exactly 4,546.09 milliliters (mL).
How do I convert UK gallons to milliliters?
Multiply the value in UK gallons by 4,546.09 to get the result in milliliters. Or use the converter above — type any number and see the result instantly.