120 Grams to Cups: The Answer Depends on the Ingredient
120 grams to cups is not one universal number. Flour, sugar, butter, oats, water, and rice all fill a cup differently, so this page gives the comparison Google snippets usually skip.
Quick answer
120g equals 3/4 cup all-purpose flour, but 2/3 cup granulated sugar.
If your recipe just says "120 grams to cups," choose the ingredient first. That is the difference between a useful conversion and a dry cake.
120g to Cups by Ingredient
| Ingredient | Spoon & Level | Dip & Sweep | Sifted |
|---|---|---|---|
| 120g all-purpose flour | 3/4 cup | 3/4 cup | 1 1/8 cups |
| 120g granulated sugar | 2/3 cup | 1/2 cup | 3/4 cup |
| 120g brown sugar (packed) | 1/2 cup | 1/2 cup | 2/3 cup |
| 120g powdered sugar | 1 cup | 3/4 cup | 1 1/8 cups |
| 120g butter | 1/2 cup | 1/2 cup | 2/3 cup |
| 120g peanut butter | 1/2 cup | 1/2 cup | 1/2 cup |
| 120g bread flour | 3/4 cup | 3/4 cup | 1 1/8 cups |
| 120g cake flour | 1 1/8 cups | 3/4 cup | 1 1/4 cups |
| 120g whole wheat flour | 3/4 cup | 3/4 cup | 1 1/8 cups |
| 120g almond flour | 1 1/4 cups | 1 1/8 cups | 1 1/2 cups |
| 120g cocoa powder | 1 1/8 cups | 3/4 cup | 1 1/3 cups |
| 120g rolled oats | 1 1/3 cups | 1 1/8 cups | 1 1/2 cups |
| 120g whole milk | 1/2 cup | 1/2 cup | 1/2 cup |
| 120g heavy cream | 1/2 cup | 1/2 cup | 2/3 cup |
| 120g honey | 1/3 cup | 1/3 cup | 1/2 cup |
| 120g olive oil | 1/2 cup | 1/2 cup | 2/3 cup |
| 120g water | 1/2 cup | 1/2 cup | 1/2 cup |
| 120g cooked white rice | 3/4 cup | 2/3 cup | 3/4 cup |
Popular Nearby Conversions
Frequently Asked Questions
120 grams can be a different number of cups depending on the ingredient. For example, 120g all-purpose flour is 3/4 cup, while 120g granulated sugar is 2/3 cup.
Cups measure volume, while grams measure weight. Flour, sugar, butter, oats, and liquids have different densities, so the same gram weight fills a different cup volume.
Choose the exact ingredient first, then use the ingredient-specific conversion. Spoon & Level is the recommended method for dry baking ingredients.