How many ounces in a cup?
There are a few commonly accepted sizes for cups such as US cup, Metric cup, Imperial cup and the Canadian cup. There are two types of fluid ounces, US fluid ounce and the Imperial fluid ounce. So, depending on what types of cups and ounces are converted, the answer to the question of how many ounces in a cup might be different. If you are converting from US cups to ounces, then there are 8 ounces in a cup.
The Imperial cups are no longer in use today and replaced by the Metric cups, but if you still need to convert from Imperial cups to ounces, then there are 10 Imperial fluid ounces in an Imperial cup.
In this converter page, the tables and the converter is based on the US Customary cups and the fluid ounces.
The ounce unit referred in this converter page is the fluid ounce which is the volume unit, not the weight unit. In order to convert from cups to ounces as weight unit, you must know the density of the ingredient that you are measuring.
Here is the list of conversion factors from cups to ounces:
- 1 US cup = 8 US fluid ounces
- 1 Imperial cup = 10 Imperial fluid ounces
- 1 Metric cup = 8.798769 Imperial fluid ounce
- 1 Canadian cup = 7.686079 US fluid ounces
How to convert cups to ounces?
To convert from cups to ounces (oz), multiply the cup value by the conversion factor. For example, if converting from US cups to ounces, then multiply the cup value by 8.
For example, to find out how many ounces there are in 2 cups, multiply 8 by 2, that makes 2 cups is 16 oz.
US cups to US fluid ounces formula
US fluid ounce = US cup * 8
What is a Cup?
Cup is a volume unit. The symbol is "c".
Common conversions from US cups to ounces (fluid)
- 1/4 cup = 2 oz
- 1/3 cup = 2.667 oz
- 1/2 cup = 4 oz
- 3/4 cup = 6 oz
- 2 cups = 16 oz
To convert from US, UK cup and Metric cup to UK and US fluid ounces, please visit all volume units conversion.