Volume converter
Litres, millilitres, m³, US and UK gallons, pints and fluid ounces.
How it works
1 US gallon = 3.785 L, 1 UK gallon = 4.546 L, 1 UK pint = 568 ml, 1 m³ = 1,000 L.
Results are for guidance only and do not replace professional advice.
Worked example
With the default values:
- Value1
- FromGallon US
- ToLitres (L)
you get:
- Result3.785412 L
- Formula1 gal US = 3.785412 L
Frequently asked questions
How does the “Volume converter” tool work?
1 US gallon = 3.785 L, 1 UK gallon = 4.546 L, 1 UK pint = 568 ml, 1 m³ = 1,000 L.
What do I need to enter?
Just fill in: value, from, to. The result updates as you type.
Can you give an example?
Value: 1; From: Gallon US; To: Litres (L) → Result: 3.785412 L; Formula: 1 gal US = 3.785412 L.
Is this calculator free, and is my data private?
Yes. HOD Calc is completely free with no sign-up. The calculation runs in your browser: nothing you type is sent or stored.