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.
Handy Tool Lab
How this tool is maintained
Handy Tool Lab builds and tests each tool around repeatable examples. Formula-based tools use published references when a suitable source exists; browser utilities are checked with representative inputs and output cases.