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Volume Converter

Convert between metric and imperial units of volume.

Inputs
Enter your values below.
Result
Your answer appears here.

Enter values and press Calculate — the result appears here.

How it works
The formula behind this calculator.

1 US gal = 3.785 L; 1 UK gal = 4.546 L; 1 m³ = 1,000 L

value, from, to
Source value and unit

Note: US and UK gallons differ. UK gallons are ~20% larger. Always check which one your source uses.

Example: 1 L = 33.81 fl oz (US); 1 m³ = 35.31 ft³

Ref: Imperial Units Act 1985 (UK); NIST (US)

Tips
  • 💡 1 US gallon = 3.785 L. 1 UK gallon = 4.546 L — they're different!
  • 💡 1 cubic meter = 1,000 L. 1 cubic foot = 28.317 L.

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