How much is 3 cups of egg whites in grams?

Reviewed by Shree • Last checked October 2026 • How we measure
Instant Answer Standard Cup Weight

3 cups of egg whites weighs 729 grams.

729 grams

≈ 25.71 oz (weight)

Level cup, spooned in (not packed)
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3 cups cup of Egg whites weighs 729 grams.

729 grams ≈ 25.7 oz

Nearby egg whites cup measurements

Compare weight conversions for common cup sizes of egg whites.

Cup Amount Weight (Grams) Weight (Ounces)
5 cups 1215g 42.86 oz
4 cups 972g 34.29 oz
3 cups Current 729g 25.71 oz
2 cups 486g 17.14 oz
1 cup 243g 8.57 oz
1/2 cup 121.5g 4.29 oz
1/3 cup 80.19g 2.83 oz
1/4 cup 60.75g 2.14 oz

3 cups of egg whites in other units

If a recipe calls for 3 cups of egg whites, here is how that exact quantity converts into other volume and weight measurements:

  • • 729 grams (g) by weight
  • • 25.71 ounces (oz) by weight (View egg whites ounces chart →)
  • • 48 tablespoons (tbsp)
  • • 144 teaspoons (tsp)
  • • 24 fluid ounces (fl oz) of volume

How to measure egg whites accurately

Level cup, spooned in (not packed)

Measuring egg whites by volume using cups can introduce errors up to 20% due to settling, packing pressure, and variations between measuring cup brands. For dependable, professional baking and cooking results, weighing your ingredients in grams with an inexpensive digital kitchen scale eliminates every inconsistency.

Frequently asked questions

How many grams is 3 cups of egg whites?

3 cups of egg whites weighs 729 grams (approximately 25.71 ounces).

How many ounces is 3 cups of egg whites?

3 cups of egg whites weighs approximately 25.71 ounces (729g).

How many cups of egg whites is 100 grams?

100 grams of egg whites is approximately 0.41 cups.

How do you accurately measure 3 cups of egg whites?

The most accurate way to measure egg whites is by weight on a digital kitchen scale (729g). If measuring with cups, spoon the ingredient lightly into the measuring cup and level off flat with a knife without packing.

← See the full Egg whites cups to grams conversion chart