Volume Converter — Liters, Gallons, Cups, Pints & More
Convert between 14 units of volume — liters, milliliters, cubic meters, US gallons, UK gallons, quarts, pints, cups, fluid ounces, tablespoons, teaspoons, and cubic feet. Important: a US gallon (3.785 L) and a UK imperial gallon (4.546 L) differ by about 20% — make sure you select the correct one for your region.
About the Volume Converter
Volume measures the three-dimensional space an object or substance occupies. The SI unit is the cubic meter (m³), though the liter (1 dm³) is commonly used for liquids. US and UK liquid measures diverge significantly — a US gallon is 3.785 L while a UK gallon is 4.546 L, a 20% difference that matters in cooking, brewing, and fuel calculations.
- ›A US gallon (3.785 L) and a UK imperial gallon (4.546 L) differ by about 20%
- ›One cubic meter equals 1,000 liters or 264.17 US gallons
- ›The teaspoon is defined as exactly 4.92892 mL in the US system
- ›Wine bottles are standardised at 750 mL — three-quarters of a liter
Frequently Asked Questions
What units does the Volume Converter — Liters, Gallons, Cups, Pints & More support?
The Volume Converter — Liters, Gallons, Cups, Pints & More supports multiple units with instant conversion. Convert between 14 units of volume — liters, milliliters, cubic meters, US gallons, UK gallons, quarts, pints, cups, fluid ounces, tablespoons, teaspoons, and cubic feet. Important: a US gallon (3.785 L) and a UK imperial gallon (4.546 L) differ by about 20% — make sure you select the correct one for your region. All results use SI-validated constants accurate to 8 significant figures.
Is this Volume Converter — Liters, Gallons, Cups, Pints & More free?
Yes — completely free. No registration, no limits. Works on all devices including mobile.
How accurate is this converter?
Accurate to 8 significant figures using precise mathematical constants validated against international SI standards (NIST and ISO 80000).