Easily convert any measurement of salted and unsalted butter ounces to cups with this online calculator.
Measuring your butter by weight (ounces or oz instead of cups) provides more accurate results in cooking. But sometimes you need to convert ounce measurement to cup measurement. Please note that butter oz to cups conversion vary slightly by room temperature, quality of butter etc. But by using these conversion rates you can’t go wrong.
8 ounces of butter (both salted and unsalted) equal 1 cup.
Online butter ounces to cups calculator
Simply type in the ounce (oz) measurement of your butter that you want to convert to cups. Then click the “Convert oz to cups” button, and you’ll instantly get the measurement in cups.
Butter ounces to cups conversion table
| Butter ounces (oz) | Measurement in cups |
| 1 oz | 1/8 cup (=2 tbsp) |
| 2 oz | 1/4 cup |
| 3 oz | 3/8 cup (= 6 tbsp) |
| 4 oz | 1/2 cup |
| 5 oz | 5/8 cup (=10 tbsp) |
| 6 oz | 3/4 cup |
| 7 oz | 7/8 cup (=14 tbsp) |
| 8 oz | 1 cup |
| 9 oz | 1 1/8 cups (1 cup + 2 tbsp) |
| 10 oz | 1 1/4 cups |
| 12 oz | 1 1/2 cups |
| 15 oz | 1 7/8 cups |
| 20 oz | 2 1/2 cups |