How Many Ounces in a Cup?
Answer:
8 fluid ounces
There are 8 fluid ounces (fl oz) in 1 US cup. This is a standard kitchen measurement used in the United States. Note that dry ounces (weight) and fluid ounces (volume) are different — fluid ounces measure volume while dry ounces measure weight.
Conversion Table
| Measurement | Value |
|---|---|
| ¼ cup | 2 fl oz |
| ⅓ cup | 2.67 fl oz |
| ½ cup | 4 fl oz |
| ⅔ cup | 5.33 fl oz |
| ¾ cup | 6 fl oz |
| 1 cup | 8 fl oz |
| 1.5 cups | 12 fl oz |
| 2 cups | 16 fl oz |
| 3 cups | 24 fl oz |
| 4 cups | 32 fl oz (1 quart) |
Frequently Asked Questions
How many ounces in a cup?
There are 8 fluid ounces in 1 US cup.
Are dry ounces and fluid ounces the same?
No. Fluid ounces measure volume and dry ounces measure weight. 1 cup is always 8 fl oz by volume, but the weight in dry ounces depends on the ingredient.
How many cups is 16 oz?
16 fluid ounces is equal to 2 US cups.