The converter and the conversion tables are based on US fluid ounces and US fluid gallons.
How to convert ounces to gallons?
1 US fluid ounce is equal to 0.0078125 US fluid gallon. To convert ounces to gallons, multiply the ounce value by 0.0078125 or divide by 128.
For example, to convert 256 ounces to gallons, divide 256 by 128, that makes 2 gallons equal to 256 oz.
oz to gallons conversion formula:
gallon = oz * 0.0078125
gallon = oz / 128
How to convert gallons to ounces?
1 US fluid gallon is equal to 128 US fluid ounces. To convert gallons to ounces, multiply the gallon value by 128.
For example, to convert 1/4 gallon to oz, divide 128 by 4, that makes 32 oz equal to 1/4 gallon.
gallons to oz conversion formula:
oz = gallon * 128
What is a Fluid Ounce?
Fluid ounce is an imperial and United States Customary measurement systems volume unit. 1 US fluid ounce = 0.0078125 US fluid gallon. 1 Imperial fluid ounce = 0.00625 Imperial gallon. The symbol is "fl oz".
To convert between US and UK fluid ounces, please visit fluid ounces conversion calculator tool.
What is a Gallon?
Gallon is an imperial and United States Customary systems volume unit. 1 US fluid gallon = 128 US fluid oz. 1 Imperial gallon = 160 Imperial fluid oz. The symbol is "gal".
Please visit all volume units conversion to convert all volume units.