Volume Converter
Convert liters, milliliters, US and UK gallons, quarts, pints, cups, fluid ounces, and cubic units. Select your units and calculate the converted volume instantly.
Conversion Result
How to Use the Volume Converter
- Enter the volume value you want to convert.
- Choose the original unit from the Convert From menu.
- Choose the destination unit from the Convert To menu.
- Click Convert Volume to see the result.
- Use Reset to clear the input and results.
Common Volume Conversion Formulas
Common Volume Conversions
- 1 L = 1,000 mL
- 1 mL = 1 cm³
- 1 US gallon ≈ 3.78541 L
- 1 UK gallon = 4.54609 L
- 1 US quart ≈ 0.946353 L
- 1 UK quart = 1.1365225 L
- 1 US pint ≈ 0.473176 L
- 1 UK pint = 0.56826125 L
- 1 US cup ≈ 0.236588 L
- 1 metric cup = 0.25 L
- 1 US fluid ounce ≈ 29.5735 mL
- 1 UK fluid ounce ≈ 28.4131 mL
- 1 cubic meter = 1,000 L
- 1 cubic foot ≈ 28.3168 L
The US customary and UK imperial systems use different definitions for several volume units. Always select the intended unit when converting.
Understanding Volume Measurements
Liters and milliliters
Liters and milliliters are metric units used for measuring liquids and other volumes. One liter contains 1,000 milliliters. Milliliters are useful for smaller amounts, such as beverages, cooking ingredients, and liquid products.
US customary and UK imperial units
Gallons, quarts, pints, cups, and fluid ounces are used in different measurement systems. A US gallon is smaller than a UK imperial gallon, and the same distinction applies to several related units. The calculator keeps these units separate to help prevent incorrect conversions.
Cubic units
Cubic meters, cubic feet, cubic inches, and cubic centimeters measure three-dimensional space. They are often used for containers, rooms, construction, storage, and engineering. One cubic centimeter is equal to one milliliter.
Frequently Asked Questions
How many milliliters are in one liter?
One liter contains exactly 1,000 milliliters.
How many liters are in a US gallon?
One US gallon equals exactly 3.785411784 liters.
How many liters are in a UK gallon?
One UK imperial gallon equals exactly 4.54609 liters.
Is a US gallon the same as a UK gallon?
No. A US gallon is approximately 3.785 liters, while a UK imperial gallon is approximately 4.546 liters.
How many milliliters are in a US cup?
One US customary cup is approximately 236.588 milliliters. A metric cup is 250 milliliters.
Is this volume converter free?
Yes. You can use this online volume converter for free without installing software.