GramsToCupsGramsToCups

120 Grams of Rolled Oats to Cups

Ingredient
Rolled Oats
Cup standard
Cups (US Customary)
1.33 (1⅓)
Tablespoons
21.3
Teaspoons
64.0
Milliliters
315 ml

120 grams of rolled oats = 1.33 cups (1⅓ cup / 21.3 tablespoons)

Rolled Oats has a density of approximately 90g per cup. Old-fashioned rolled oats. Quick oats run closer to 95g. Source: USDA FoodData Central.

GramsCupsFractionTablespoons
100g1.111⅛17.8
110g1.2219.6
120g1.331⅓21.3
125g1.391⅜22.2
130g1.4423.1

Bakers reach for rolled oats in amounts like this for everyday recipes — scaling a batch up, adjusting a single serving, or matching a recipe written in grams. Measuring by weight keeps the result consistent no matter who's in the kitchen.

Frequently Asked Questions

What is 120 grams of rolled oats in cups?+

120 grams of rolled oats is 1.33 cups (1⅓ cup), or 21.3 tablespoons.

How do I measure 120 grams of rolled oats without a scale?+

Use 1⅓ cup, spooned in and leveled off with a straight edge. If you only have tablespoons, use 21.3 tablespoons instead.