How Much Is 12.86 Ounces of Egg Whites in Cups?
12.86 ounces of egg whites equals 1.50 cups. Egg whites has a density of 243g per cup. A lighter ingredient like flour (125g/cup) would fill more volume at the same weight, which is why ingredient-specific conversions matter.
Formula and Step-by-Step
- Start with 12.86 ounces of egg whites
- Convert ounces to grams: 12.86 × 28.35 = 364.57g
- 1 cup of egg whites = 243g
- 364.57g ÷ 243g/cup = 1.50 cups
The same formula works for any amount. Multiply (or divide) by the density, then convert units as needed.
Measuring Tip
A whole large egg without shell weighs about 50g. When separating eggs for a recipe, weigh the whites and yolks individually for the most accurate results.
Egg Whites at Different Amounts
How egg whites scales across common ounces measurements. Your amount (12.86 ounces) is highlighted.
Other Amounts of Egg Whites
| Ounces | US Cups | Metric Cup | Imperial Cup |
|---|---|---|---|
| 1 ounce | 0.12 cups | 0.11 cups | 0.10 cups |
| 2 ounces | 0.23 cups | 0.22 cups | 0.19 cups |
| 3 ounces | 0.35 cups | 0.33 cups | 0.29 cups |
| 4 ounces | 0.47 cups | 0.44 cups | 0.39 cups |
| 5 ounces | 0.58 cups | 0.55 cups | 0.49 cups |
| 6 ounces | 0.70 cups | 0.66 cups | 0.58 cups |
| 8 ounces | 0.93 cups | 0.88 cups | 0.78 cups |
| 10 ounces | 1.17 cups | 1.10 cups | 0.97 cups |
| 12 ounces | 1.40 cups | 1.32 cups | 1.17 cups |
| 12.86 ounces | 1.50 cups | 1.42 cups | 1.25 cups |
| 16 ounces | 1.87 cups | 1.77 cups | 1.55 cups |
Understanding the Units
What is an Ounce?
An ounce (oz) is a US customary unit of weight equal to 28.3495 grams or 1/16 of a pound. In cooking, "ounces" refers to weight (avoirdupois ounces), not fluid ounces which measure volume.
What is a Cup?
A cup is a US customary unit of volume equal to 236.588 milliliters or 8 fluid ounces. It is the most common volume measurement in American recipes. One cup can be divided into 16 tablespoons or 48 teaspoons.