Volume Converter
Convert volume between litres, millilitres, US/UK gallons, cups, pints, quarts, and cubic units.
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Frequently Asked Questions
How many liters in a US gallon?
1 US gallon = 3.78541 liters. 1 UK (imperial) gallon = 4.54609 liters. They are not the same — always specify US or imperial when precision matters.
What is the difference between fluid ounces and regular ounces?
Fluid ounces (fl oz) measure volume; regular ounces (oz) measure weight/mass. 1 US fluid ounce = ~29.57 mL. They are different units used in different contexts — fluid oz for liquids, weight oz for solids.
How many teaspoons in a tablespoon?
3 teaspoons = 1 tablespoon (US). 1 US tablespoon = 14.787 mL. This is a standard cooking measurement consistent across US recipes.