390g Powdered Sugar in Cups
390 grams of powdered sugar is 3¼ cups — 120g per US cup. Large powdered-sugar weights are for layer-cake frostings and royal icing, where the sugar-to-fat ratio decides whether the icing sets or slumps.
How many cups is 390g of powdered sugar?
390 grams of powdered sugar equals:
Measuring by hand? That is 3 cups + 4 tablespoons. It is about 78% of a 500 g bag of powdered sugar.
Powdered sugar clumps and compacts in the bag. Sift or whisk it first, then spoon it into the cup — do not tap the cup down.
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390 grams of Powdered Sugar is about 3¼ cups, using a 236.588 millilitre cup at 120 grams per cup.
390g of powdered sugar vs other ingredients
Grams measure weight and cups measure volume, so the same 390 grams fills a different amount of cup for every ingredient:
| Ingredient | 390g in cups | g per cup |
|---|---|---|
| Powdered Sugar | 3¼ cups | 120 |
| All-Purpose Flour | 3⅛ cups | 125 |
| Granulated Sugar | 2 cups | 200 |
| Butter | 1¾ cups | 227 |
See all 390g conversions on the 390 grams to cups chart.
Nearby powdered sugar amounts
| Grams of powdered sugar | Cups | Tablespoons |
|---|---|---|
| 340g | 2⅞ cups | 45 tbsp |
| 350g | 2⅞ cups | 47 tbsp |
| 360g | 3 cups | 48 tbsp |
| 375g | 3⅛ cups | 50 tbsp |
| 400g | 3⅓ cups | 53 tbsp |
| 410g | 3⅜ cups | 55 tbsp |
| 420g | 3½ cups | 56 tbsp |
| 450g | 3¾ cups | 60 tbsp |
Full ladder on the powdered sugar grams to cups chart.
Frequently Asked Questions
390 grams of powdered sugar is 3¼ cups. In kitchen measures that is 3 cups + 4 tablespoons, worked out from 120 grams per US cup.
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