Volume Converter

Convert between liters, milliliters, cubic meters, cups, fluid ounces, pints, quarts, gallons and cubic volumes.

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Liters to Gallons (US) Gallons (US) to Liters Milliliters to Fluid Ounces (US) Cups (US) to Milliliters Quarts (US) to Liters Gallons (US) to Cups (US)

Formula

cup = gal × 15.7725491

Example

Example: convert 50 gallons to US cups.

50 gal = 788.627455 cup

Conversion table

gallons (gal) US cups (cup)
1 gal 15.7725491 cup
2 gal 31.5450982 cup
5 gal 78.8627455 cup
10 gal 157.725491 cup
20 gal 315.450982 cup
50 gal 788.627455 cup
100 gal 1577.25491 cup

Explanation

US liquid gallons are commonly used for fuel and larger liquid volumes in the United States.

How to convert gallons to US cups

  1. Start with the value in gallons (gal).
  2. Multiply it by 15.7725491.
  3. The result is the measurement in US cups (cup).

Example: 50 gal → 788.627455 cup

Frequently Asked Questions

How much is 50 gallons in US cups?

50 gallons is about 788.627 US cups.

How many US cups is 1 gallon?

1 gallon is about 15.772549 US cups.

How many gallons is 1 US cup?

1 US cup is about 0.063401 gallons.

What is the difference between gallons and US cups?

Both measure volume within the same system. The main difference is usually scale: gallons are used for larger volumes and US cups for smaller ones.

Where are gallons and US cups used?

In practice, gallons are commonly used in the US for fuel and larger liquid volumes, while US cups are commonly used in recipes and cooking (cups).

Why does 1 gallon equal 15.772549 US cups?

Because the units are defined with a fixed relationship. To convert gallons to US cups, multiply by that factor.