2½ Cups of Powdered Sugar in Grams
2½ cups of powdered sugar = 300 g (10.58 oz)
Convert any value with the cups to grams converter.
Formula
grams = cups × 120 2.5 × 120 = 300 g
Powdered (confectioners’) sugar is light and settles over time; sift it or spoon it in lightly for this weight.
Nearby values
2½ cups of other ingredients
The same volume weighs very different amounts depending on the ingredient. Here is 2½ cups of common baking ingredients in grams and ounces:
| Ingredient | Grams | Ounces |
|---|---|---|
| All-purpose flour | 300 g | 10.6 oz |
| Bread flour | 318 g | 11.2 oz |
| Granulated sugar | 500 g | 17.6 oz |
| Brown sugar | 550 g | 19.4 oz |
| Powdered sugar | 300 g | 10.6 oz |
| Butter | 568 g | 20 oz |
| Milk | 605 g | 21.3 oz |
| Water | 592 g | 20.9 oz |
| Vegetable oil | 545 g | 19.2 oz |
| Honey | 850 g | 30 oz |
| Rolled oats | 225 g | 7.9 oz |
| Uncooked white rice | 463 g | 16.3 oz |
Weights use typical US cup measures (236.6 ml). For amounts not listed, use the cups to grams converter, or read the guide to converting baking ingredients.
Frequently asked questions
How many grams is 2½ cups of powdered sugar?
2½ cups of powdered sugar is about 300 grams, based on 120 g per US cup.
How many grams are in 1 cup of powdered sugar?
About 120 g. A tablespoon of powdered sugar is about 7.5 g.
Why do different ingredients weigh different amounts per cup?
A cup measures volume, not weight. Dense ingredients like honey weigh far more per cup than light ones like flour or oats.