Volume Converter

Convert between liters, gallons, cups, and more

Instant Conversion

Get accurate results immediately

Multiple Systems

Metric, US, UK, and cooking units

Precise Results

High precision calculations

How to Convert Volume Units Online

Step-by-Step Instructions:

  1. 1
    Enter Volume: Type the volume you want to convert.
  2. 2
    Select Source Unit: Choose from liters, gallons, cups, and more.
  3. 3
    Select Target Unit: Choose your desired output unit.
  4. 4
    Get Results: Click "Convert" for instant accurate results.

Common Volume Conversions:

  • 1 liter = 0.264172 US gallons
  • 1 US gallon = 3.78541 liters
  • 1 cup = 236.588 milliliters
  • 1 tablespoon = 14.7868 milliliters
  • 1 UK gallon = 4.54609 liters

Frequently Asked Questions

How many liters are in a gallon?

One US gallon equals 3.78541 liters. One UK (imperial) gallon equals 4.54609 liters. The US gallon is more commonly used internationally.

How do I convert cups to milliliters?

One US cup equals 236.588 milliliters. Multiply the number of cups by 236.588. For example, 2 cups = 473.176 mL. Our converter does this instantly.

What is the difference between US and UK gallons?

A US gallon (3.785 L) is about 20% smaller than a UK imperial gallon (4.546 L). Always specify which system when converting gallons.

Is this volume converter free?

Yes, completely free with no registration or limits. Convert unlimited volume measurements anytime.