Volume Converter - liters, gallons, ml, cups | Hexa

Why Volume Conversion Matters

Volume units differ by region and context. Americans use gallons, cups, and fluid ounces. Most of the world uses liters and milliliters. Recipes might call for "2 cups" or "500 ml." A car's fuel tank holds 50 liters—that's about 13.2 US gallons. A recipe from the UK might say "200 ml milk"—roughly 0.85 cups. Converting between these units is essential for cooking, fuel economy, chemistry, and everyday life. Our converter handles liters, gallons, ml, cups, and more. Enter any value, get instant conversion. See Volume on Wikipedia for the full picture.

Common Volume Units Explained

Liters (L): The metric standard. 1 liter = 1,000 ml. Used worldwide for beverages, fuel, and liquids. A standard bottle of water is 0.5 L or 500 ml.

Gallons: US gallon ≈ 3.785 L. UK (imperial) gallon ≈ 4.546 L. Used for fuel, milk, and large containers in the US and UK. Always specify which gallon when converting.

Milliliters (ml): 1/1000 of a liter. Common for small quantities—medicine, recipes, cosmetics. 250 ml ≈ 1 cup.

Cups: A US cup ≈ 236.6 ml. Used in American recipes. A "cup" in recipes is typically the US measuring cup, not a drinking cup.

When Volume Conversion Matters

Cooking: Recipes from different countries use different units. Convert ml to cups, or liters to gallons, to follow the recipe with your measuring tools.

Fuel: Car efficiency might be in km/L or mpg. Trip planning requires converting between them. A 50 L tank at 12 km/L goes 600 km.

Beverages: Product labels vary. A 330 ml can, a 12 oz bottle, a 2 L bottle—convert to compare or track consumption.

Science and chemistry: Lab work often uses ml and L. Convert to other units for reports or when using equipment with different scales.

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