40g Powdered Sugar in Cups
40 grams of powdered sugar is ⅓ cup — 120g per US cup. This is dusting and small-glaze territory. A tablespoon or two of powdered sugar is easier to sift straight onto the bake than to measure by cup.
How many cups is 40g of powdered sugar?
40 grams of powdered sugar equals:
Measuring by hand? That is 5 tablespoons. It is about 8% 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.
Grams to Cups Converter
Select an ingredient for accurate conversions
Dedicated conversion guides use the default US customary cup.
Applies to this page only — the database value (120g per US cup) is unchanged.
40 grams of Powdered Sugar is about ⅓ cup, using a 236.588 millilitre cup at 120 grams per cup.
40g of powdered sugar vs other ingredients
Grams measure weight and cups measure volume, so the same 40 grams fills a different amount of cup for every ingredient:
| Ingredient | 40g in cups | g per cup |
|---|---|---|
| Powdered Sugar | ⅓ cup | 120 |
| All-Purpose Flour | ⅓ cup | 125 |
| Granulated Sugar | ¼ cup | 200 |
| Butter | ⅛ cup | 227 |
See all 40g conversions on the 40 grams to cups chart.
Nearby powdered sugar amounts
| Grams of powdered sugar | Cups | Tablespoons |
|---|---|---|
| 25g | ¼ cup | 3.33 tbsp |
| 28g | ¼ cup | 3.73 tbsp |
| 30g | ¼ cup | 4 tbsp |
| 35g | ⅓ cup | 4.67 tbsp |
| 45g | ⅜ cup | 6 tbsp |
| 50g | ⅜ cup | 6.67 tbsp |
| 56g | ½ cup | 7.47 tbsp |
| 60g | ½ cup | 8 tbsp |
Full ladder on the powdered sugar grams to cups chart.
Frequently Asked Questions
40 grams of powdered sugar is ⅓ cup. In kitchen measures that is 5 tablespoons, worked out from 120 grams per US cup.
Related Tools
Cups to Grams
Convert cups to grams for any ingredient
Butter Converter
Convert butter between sticks, cups, grams, and tablespoons
How Many Grams in a Cup
Reference grams per cup for flour, sugar, butter, and common ingredients
Grams to Tablespoons
Convert grams to tablespoons by ingredient
Tablespoons to Grams
Convert tablespoons to grams by ingredient