Volume input
Unit converter
Volume Converter
Convert liters, milliliters, cubic units, US liquid units, imperial gallons and cooking measures instantly. Useful for recipes, tanks, shipping, chemistry and fuel.
metric + US + imperial
All results
Volume conversion results
MillilitersmL
LitersL
Cubic metersm³
Cubic centimeterscm³
Cubic inchesin³
Cubic feetft³
US gallonsUS gal
Imperial gallonsimp gal
US quartsqt
US pintspt
US cupscup
US fluid ouncesfl oz
Tablespoonstbsp
Teaspoonstsp
Volume conversion formulas
mL = L × 1000Metric liquid volume conversion.
US gal = L ÷ 3.785411784US liquid gallon conversion for fuel, tanks and recipes.
ft³ = L ÷ 28.316846592Cubic feet conversion for boxes, rooms and shipping.
cup = mL ÷ 236.5882365US cup conversion for cooking and nutrition labels.
Volume conversion reference table
| Unit | Equals | Typical use |
|---|---|---|
| 1 mL | 0.001 L | Medicine, chemistry and small recipes |
| 1 L | 1000 mL | Drinks, fuel and liquid products |
| 1 m³ | 1000 L | Tanks, water and freight volume |
| 1 ft³ | 28.316846592 L | Boxes, freezers and room volume |
| 1 US gal | 3.785411784 L | US fuel and liquid containers |
| 1 imp gal | 4.54609 L | UK and imperial liquid measures |
| 1 US cup | 236.5882365 mL | Recipes and nutrition |
| 1 US fl oz | 29.5735295625 mL | Beverages and recipes |
Common volume examples
Recipe conversionConvert 2 cups to about 473.18 mL for metric recipes.
Fuel conversionConvert 15 US gallons to about 56.78 liters.
Shipping volumeConvert 3 cubic feet to about 84.95 liters or 0.08495 m³.
Tank capacityConvert 0.75 m³ to 750 liters or about 198.13 US gallons.
Popular volume conversions
Volume converter FAQ
How many milliliters are in a liter?
One liter equals exactly 1,000 milliliters.
How many liters are in a US gallon?
One US liquid gallon equals exactly 3.785411784 liters.
How many milliliters are in a US cup?
The US customary cup used here equals 236.5882365 mL; a US legal cup is 240 mL.
Are US and imperial gallons the same?
No. A US gallon is 3.785411784 L, while an imperial gallon is 4.54609 L.