Volume Converter
Enter a volume in any unit to see all equivalents instantly.
Convert any volume between metric and US customary units: milliliters, liters, cubic meters, fluid ounces, cups, pints, quarts, gallons, tablespoons, and teaspoons.
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Last reviewed: April 2026Report an error
Gallons (US) → Liters
3.7854
1 Gallons (US) = 3.78541 Liters.
Milliliters
3,785.4
Liters
3.7854
Cubic meters
0.0037854
Fluid Ounces (US)
128
Cups (US)
16
Pints (US)
8
Quarts (US)
4
Gallons (US)
1
Teaspoons
768
Tablespoons
256
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How to Use This Volume Calculator
- Select your starting volume unit.
- Enter the value.
- Read all equivalent volumes.
Frequently Asked Questions
- Exactly 16 US cups in 1 US gallon. 1 gallon = 4 quarts = 8 pints = 16 cups = 128 fluid ounces.
- 1 US cup = 236.588 ml (approximately 237 ml). Note: a metric cup used in Australia is exactly 250 ml.
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