Convert between liters, gallons, cups, milliliters, and more volume units.
Convert between metric (ml, L), US (cups, gallons), and imperial (UK gallons, UK fl oz) systems.
Includes teaspoons, tablespoons, and cups for recipe conversions.
Real-time conversion without clicking buttons.
Uses exact conversion factors for accurate results.
Volume conversion is essential for cooking with international recipes, understanding fuel consumption, and converting between measurement systems used in different countries.
In cooking, getting volumes right is critical for recipe success. Many European recipes use milliliters while American recipes use cups and tablespoons.
A UK gallon is 20% larger than a US gallon. Using the wrong one affects fuel economy calculations significantly.
A fluid ounce measures volume. One fluid ounce of water happens to weigh about one ounce, but this is not true for other liquids.
Tbsp (capital T) typically means tablespoon; tsp (lowercase) means teaspoon. A tablespoon is 3 teaspoons.
Liquids expand when heated. A liter of cold water is slightly less volume than a liter of hot water.
One US gallon equals 3.78541 liters. One UK (imperial) gallon equals 4.54609 liters. Always specify which gallon system you mean.
One liter equals approximately 4.227 US cups. One US cup is 236.588 ml.
A US gallon is 3.785 liters while a UK imperial gallon is 4.546 liters. The UK gallon is about 20% larger.
One US tablespoon is approximately 14.787 ml. One UK tablespoon is 17.758 ml. One metric tablespoon is exactly 15 ml.
A US fluid ounce is 29.574 ml. A UK fluid ounce is 28.413 ml. Despite similar names, they differ by about 4%.