Volume Converter
Convert between metric and imperial volume units, including both UK and US measurements.
How Volume Converter works
UK vs US measurements
UK and US imperial volumes differ significantly. 1 UK pint = 568 ml; 1 US pint = 473 ml. 1 UK gallon = 4.546 litres; 1 US gallon = 3.785 litres. Always clarify which system is meant when working with recipes or fuel data.
Metric volume
1 litre = 1,000 ml. 1 cubic metre = 1,000 litres. The litre is not an SI unit but is accepted for use with SI. The SI unit is the cubic metre (m³).
Frequently asked questions
How many ml in a pint?
A UK pint = 568.261 ml. A US pint = 473.176 ml. The UK and US pint are different sizes.
How many litres in a gallon?
A UK gallon = 4.54609 litres. A US gallon = 3.78541 litres.
How many pints in a litre?
1 litre = 1.75975 UK pints, or 2.11338 US pints.
How many fluid ounces in a litre?
1 litre = 33.814 US fluid ounces, or 35.195 UK fluid ounces.
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