Is a US gallon the same as an imperial gallon?

No. This tool uses US gallons; an imperial gallon is larger.

How many milliliters are in a liter?

One liter contains exactly 1,000 milliliters.

Are cups standardized worldwide?

No. The cup in this tool is the US customary cup.

Unit conversion

Volume Converter

Free volume converter for liters, milliliters, US gallons, and US cups — instant results with exact factors.

ValueFromTo

Result

26.4172 gal

Built for confident conversions

01
Instant results
Change the value or units and see the answer update immediately, without a submit button.
02
Clear formulas and examples
Use the formula, worked examples, and reference table to check every result.
03
Private by default
Calculations run in your browser, so the numbers you enter stay on your device.

What is Volume Converter?

Use volume conversion for drinks, containers, fuel, and recipes that use different measuring systems.

For cooking, small differences may be practical to round. For chemical or product volumes, use the source precision.

How to use it?

Volume units convert through liters. This tool labels gallon and cup values as US customary units to avoid ambiguity.