Amount: 1 stick (full stick) of butter volume. Equals: 4.00 ounces (oz) in butter mass. butter from stick to ounce Conversion Results: Enter a New stick Amount of butter to Convert From. * Whole numbers, decimals or fractions (ie: 6, 5.33, 17 3/8) * Precision is how many numbers after decimal point (1 - 9)