To convert gallons to ounces (oz), you may use the gallons to ounces converter above. Alternatively, to find out how many ounces there are in "x" gallons, you may use the gallons to ounces table.
Below, you will find information of how to find out how many ounces there are in "x" gallons, including the formulas and example conversions.
The converter and the tables are based on US fluid gallons and US fluid ounces.
How many ounces in a gallon?
There are 128 ounces in a gallon. To convert gallons to ounces, multiply the gallon value by 128.
For example, to find out how many ounces in a half gallon, multiply 128 by 0.5, that makes 64 ounces in a half gallon.
gallons to ounces formula:
ounce = gallon * 128
To convert between imperial gallons and fluid ounces, please visit imperial gallons to ounces converter.
How to convert ounces (oz) to gallons?
1 Ounce (oz) is equal to 0.0078125 gallon. To convert ounces to gallons, multiply the ounce value by 0.0078125 or divide by 128.
For example, to convert 32 ounces to gallons, multiply 32 by 0.0078125, that makes 1/4 gallon in 32 ounces.
ounces to gallons formula
gallon = ounce * 0.0078125
gallon = ounce / 128
What is a Gallon?
Gallon is an imperial and United States Customary systems volume unit. 1 US gallon = 128 US fluid ounces. 1 Imperial gallon = 160 Imperial fluid ounces. The symbol is "gal".
There are three types of gallons, US Customary fluid and dry gallons and the Imperial gallon. There are two types of fluid ounces, US Customary fluid ounce and the Imperial fluid ounce. So, depending on what types of gallons and fluid ounces are used, the answer to the question of how many ounces in a gallon might be different. If you are converting from US fluid gallons to fluid ounces, then there are 128 fluid ounces in a gallon. If the conversion is between Imperial gallons and Imperial fluid ounces, then there are 160 Imperial fluid ounces in an Imperial gallon.
The list of conversion factors from gallons to fluid ounces:
- 1 US fluid gallon = 128 US fluid ounces
- 1 Imperial gallon= 160 Imperial fluid ounces
Common conversions from gallons to fluid ounces (fl oz):
- 1/8 gallon = 16 oz
- 1/4 gallon = 32 oz
- 1/3 gallon = 42.66 oz
- 1/2 gallon = 64 oz
- 2 gallons = 256 oz
To calculate how many water bottles of different sizes can fit in gallons and view the gallons to water bottles table, please visit how many water bottles are in gallons.
What is a Fluid Ounce?
Fluid ounce is an imperial and United States Customary measurement systems volume unit. 1 US fluid ounce = 0.0078125 gallon. 1 Imperial fluid ounce = 0.00625 gallon. The symbol is "fl oz".
To convert from US fluid, dry and UK gallons to UK and US fluid ounces, please visit all volume units conversion.