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Rolled oats grams to cups

Baking by weight is more reliable. Here is rolled oats by the cup, spoon and gram.

1 US cup of rolled oats ≈ 90 g (3.17 oz). 1 tbsp ≈ 5.63 g.

Rolled oats grams to cups table

Rolled oats grams to cups
GramsUS cupsTablespoons
25 g0.278 cups4.44 tbsp
50 g0.556 cups8.89 tbsp
100 g1.11 cups17.8 tbsp
125 g1.39 cups22.2 tbsp
150 g1.67 cups26.7 tbsp
200 g2.22 cups35.6 tbsp
250 g2.78 cups44.4 tbsp
300 g3.33 cups53.3 tbsp
400 g4.44 cups71.1 tbsp
500 g5.56 cups88.9 tbsp
1000 g11.1 cups178 tbsp

Questions and answers

How many grams is 1 cup of rolled oats?

About 90 g (3.17 oz) per US cup, measured spoon-and-level.

How many cups is 100 g of rolled oats?

About 1.11 US cups, or 17.8 tablespoons.

How many grams in a tablespoon of rolled oats?

About 5.63 g. A US tablespoon is 1/16 of a cup.

Why do cup to gram conversions differ between sites?

A cup measures volume, so its weight depends on how the ingredient is packed, sifted or scooped, and on the brand. Weighing is always more accurate; these figures are common baking references.