Volume Converter
Navigate liquid measurements effortlessly across liters, gallons, milliliters, cubic meters, cups, tablespoons, teaspoons, and fluid ounces. Essential for culinary artists, laboratory professionals, and anyone working with precise volume calculations between metric and imperial standards.
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Complete Guide: Volume Converter
Everything you need to know about using this tool effectively
The Volume Converter transforms measurements between eight volume units: liters, milliliters, US gallons, UK (imperial) gallons, US cups, fluid ounces, cubic meters, and tablespoons. You enter a value in one unit and see the equivalent in every other unit. The converter handles the difference between US and imperial gallons. All processing happens in the browser.
This tool applies standard volume conversion factors: 1 liter = 1,000 ml = 0.264172 US gallons = 0.219969 UK gallons = 4.22675 US cups. The tool normalizes to liters internally and converts to all other units.
Converting fuel volumes
Convert a 50-liter fuel tank to US gallons (13.2 gallons) for comparison.
Recipe conversion
Convert 2 cups to milliliters (473 ml) for a metric recipe.
Comparing US and UK gallons
Convert a UK gallon to US gallons to understand the difference (1 UK gal = 1.201 US gal).
Industrial measurements
Convert cubic meters to liters for a chemical or manufacturing specification.
Enter a value
Type the volume and select the source unit.
View all conversions
The tool shows the equivalent in all eight units.
Copy a value
Copy the unit you need.
1 US gallon = 3.785 liters. 1 UK gallon = 4.546 liters.
1 US cup = 236.6 ml. 1 tablespoon = 14.8 ml.
A US gallon is about 20% smaller than a UK gallon.
For cooking, cups and tablespoons are US measurements.
What units are supported?
Liters, milliliters, US gallons, UK gallons, US cups, fluid ounces, cubic meters, and tablespoons.
What is the difference between US and UK gallons?
A US gallon is 3.785 liters. A UK (imperial) gallon is 4.546 liters. The UK gallon is about 20% larger.
Is my data sent to a server?
No. All conversion happens in your browser. Nothing is transmitted.
How many ml in a cup?
1 US cup = 236.588 milliliters.
Can I convert decimal values?
Yes. The tool accepts any positive number including decimals.