Volume Converter
Convert between milliliters, liters, gallons, quarts, pints, and cups instantly.
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About this volume converter
This tool converts between 8 common volume units. Pick any two units, enter a value, and the result updates instantly — every conversion happens with simple arithmetic directly in your browser, so there's no network request, no waiting, and it keeps working even if you lose your internet connection.
Units covered
- Milliliter (mL) — one thousandth of a liter, used for small liquid quantities like medicine doses and cosmetics.
- Liter (L) — the everyday metric unit for liquid volume, from bottled water to fuel tanks.
- US Gallon (gal) — the standard unit for fuel and liquid volume in the US — smaller than the UK gallon, so double-check which one a recipe or spec means.
- UK Gallon (gal) — used in the UK and a handful of other countries, about 20% larger than the US gallon.
- US Quart (qt) — equal to a quarter of a US gallon, commonly seen on milk and oil containers in the US.
- US Pint (pt) — equal to half a US quart, the standard measure for a glass of beer in the US.
- US Cup (cup) — the standard US cooking measurement, equal to 8 US fluid ounces.
- US Fluid Ounce (fl oz) — used for small liquid quantities in US recipes and beverage sizes.