1 cup of Oats = How Many grams?
Conversion Detail: 1 cup Oats
Equivalent to ≈ 81 g of oats, or in other units:
| Unit | Value |
|---|---|
| Tablespoon | 16 tbsp |
| Teaspoon | 48 tsp |
| Cup | 1.0 cup |
| Milliliter | 238 ml |
| Gram | 81 g |
Nutrition in 1 cup Oats
Estimated nutrition for 81 grams of oats, calculated from per-100 g values.
About Oats
Cooking ratio: 1 cup oats : 2 cups water (rolled) or 1:3 (steel-cut). Quick oats are denser (0.4 g/ml) than rolled (0.34) due to thinner flakes. Steel-cut oats are much denser (0.7 g/ml).
Storage: Airtight container, room temperature 12-18 months.
Common uses: porridge, overnight oats, granola, cookies, smoothies.
Density: 0.34g/ml. Because each ingredient has a different density, volume-to-weight conversion can't use a single generic value for all ingredients.
Other Conversions for Oats
Frequently Asked Questions
How many grams is 1 cup of oats?▾
1 cup of oats ≈ 81 grams, based on oats density of 0.34 g/ml.
How do I accurately measure oats with cup?▾
Cooking ratio: 1 cup oats : 2 cups water (rolled) or 1:3 (steel-cut). Quick oats are denser (0.4 g/ml) than rolled (0.34) due to thinner flakes. Steel-cut oats are much denser (0.7 g/ml).
Will the conversion be the same for all brands of oats?▾
Results may vary slightly between brands and how loosely or firmly you scoop. The values here use a reference density of 0.34 g/ml from authoritative sources like usda-fdc.
Why does 1 cup of oats not weigh the same as other ingredients?▾
Same volume but different density results in different weight. Oats has a density of 0.34 g/ml, so 1 cup of oats ≠ 1 cup of another ingredient by weight.