How many grams in a cup of oats
A US cup of rolled oats weighs 81 g (2.86 oz).
1 cup of rolled oats in grams
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1 cup of rolled oats is
81 g
2.86 oz 237 ml of volume
81 g per cup · Source: USDA
Grams to cups for rolled oats
| Grams | Cups | Measure | Tbsp |
|---|---|---|---|
| 10 g | 0.12 | 2 tbsp | 2 |
| 25 g | 0.31 | ¼ cup + 1 tbsp | 4.9 |
| 40 g | 0.49 | ⅓ cup + 2½ tbsp | 7.9 |
| 50 g | 0.62 | ½ cup + 2 tbsp | 9.9 |
| 75 g | 0.93 | ¾ cup + 3 tbsp | 14.8 |
| 100 g | 1.23 | 1¼ cups | 19.8 |
| 125 g | 1.54 | 1½ cups + ½ tbsp | 24.7 |
| 150 g | 1.85 | 1¾ cups + 1½ tbsp | 29.6 |
| 200 g | 2.47 | 2⅓ cups + 2 tbsp | 39.5 |
| 250 g | 3.09 | 3 cups + 1½ tbsp | 49.4 |
| 300 g | 3.70 | 3⅔ cups + ½ tbsp | 59.3 |
| 400 g | 4.94 | 4¾ cups + 3 tbsp | 79 |
| 500 g | 6.17 | 6 cups + 3 tbsp | 98.8 |
| 750 g | 9.26 | 9¼ cups + ½ tsp | 148.1 |
| 1,000 g | 12.35 | 12⅓ cups + ½ tsp | 197.5 |
How many grams in a cup of oats: ⅛ cup to 4 cups
| Cups | Grams | Ounces |
|---|---|---|
| 1 tsp | 1.7 | 0.06 |
| 1 tbsp | 5.1 | 0.18 |
| ⅛ cup | 10 | 0.36 |
| ¼ cup | 20 | 0.71 |
| ⅓ cup | 27 | 0.95 |
| ½ cup | 41 | 1.43 |
| ⅔ cup | 54 | 1.90 |
| ¾ cup | 61 | 2.14 |
| 1 cup | 81 | 2.86 |
| 1¼ cups | 101 | 3.57 |
| 1½ cups | 122 | 4.29 |
| 1¾ cups | 142 | 5.00 |
| 2 cups | 162 | 5.71 |
| 2¼ cups | 182 | 6.43 |
| 2½ cups | 203 | 7.14 |
| 2¾ cups | 223 | 7.86 |
| 3 cups | 243 | 8.57 |
| 3½ cups | 284 | 10.00 |
| 4 cups | 324 | 11.43 |
How to measure rolled oats
Pour rolled oats into the cup and level the top without pressing; the flakes bend and pack if pushed. The 81 g figure covers regular and quick rolled oats.
Oats and other grains
Rolled oats are the lightest grain here at 81 g a cup, less than half the weight of a cup of uncooked rice (185 g). ⅓ cup weighs 27 g. A cup of oats is also 44 g lighter than a cup of all-purpose flour.
Grains, pasta and pulses compared, 1 cup in grams
| Ingredient | 1 cup | ½ cup |
|---|---|---|
| Rolled oats | 81 | 41 |
| Long-grain white rice (uncooked) | 185 | 93 |
| Long-grain white rice (cooked) | 158 | 79 |
| Dry pasta | 122 | 61 |
| Dry lentils | 192 | 96 |
| Quinoa (uncooked) | 170 | 85 |
| Breadcrumbs | 108 | 54 |
Questions people ask
How much does a cup of rolled oats weigh in grams?
1 US cup of rolled oats weighs 81 g (2.86 oz). Half a cup is 41 g and 1 tablespoon is 5.1 g.
How do you convert grams of rolled oats to cups?
Divide the grams by 81. For 100 g: 100 ÷ 81 = 1.23 cups, which you measure as 1¼ cups.
How many grams of rolled oats are in a metric cup?
A 250 ml metric cup holds 86 g of rolled oats, about 4.6 g more than a US cup.
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