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About Volume Converter Online
This tool converts between volume units: liters, milliliters, cubic meters, cubic centimeters, gallons (US and imperial), quarts, pints, cups, fluid ounces, tablespoons, and teaspoons.
Volume conversions come up in cooking (cups and tablespoons vs metric), fuel consumption (liters vs US gallons), industrial chemistry, and comparing liquid container capacities across countries.
US and imperial gallon definitions differ: 1 US gallon = 3.785 L, while 1 imperial gallon = 4.546 L. This tool makes the distinction explicit.
How to use this tool
How to convert volumes
Enter the volume
Type the value you want to convert in the Value field. Decimals are fine — use a dot (e.g. 0.75).
Pick the source unit
From offers L (litres), mL (millilitres), m³ (cubic metres), US gal (US gallons), and US fl oz. The "US" variants do NOT match UK imperial gallons or fluid ounces.
Pick the target unit
To lists the same units. Cross-system conversions (L ↔ US gal, mL ↔ US fl oz) use US-customary factors: 1 US gal ≈ 3.7854 L, 1 US fl oz ≈ 29.5735 mL.
Press Run and copy
Result is computed via litres as the bridge with 12 significant digits. For recipes or shipping, round to the precision your context needs.