1 cup of Rolled Oats (Old-Fashioned) in Grams
Complete weight conversion, condition density variance, brand comparisons, and recipe scaling for 1 cup of rolled oats (old-fashioned).
Direct Answer
1 cup of rolled oats (old-fashioned) weighs 90.0 grams when measured level.
This volume of rolled oats (old-fashioned) is equal to 16.0 tablespoons or 48.0 teaspoons. In dry weight measurement, 1 cup equals 3.17 ounces (90.00g exact).
Convert 1 cup of Oats to Other Units
Instantly calculate exact gram, ounce, tablespoon, and liquid millilitre equivalents for 1 cup of rolled oats (old-fashioned).
Custom package weights override standard database densities for this session without altering official database records.
Cross-Unit Conversion Table for 1 cup Rolled Oats (Old-Fashioned)
Complete breakdown of weight, volume, and count equivalents for 1 cup of rolled oats (old-fashioned).
| Measurement Unit | Converted Value | Conversion Basis |
|---|---|---|
| Gram Weight | 90.0 grams | 90g per US customary cup |
| Ounces Weight (Dry) | 3.17 oz | 28.3495 grams per oz |
| US Tablespoons | 16.0 tbsp | 16 tbsp per US cup |
| US Teaspoons | 48.0 tsp | 48 tsp per US cup |
| Fluid Millilitres (ml) | 236.6 ml | Density: 0.3804 g/ml |
| Pounds (lbs) | 0.198 lbs | 453.592 grams per lb |
Condition Variance: How Preparation Technique Alters Weight
Measuring by volume introduces density variations depending on whether rolled oats (old-fashioned) is spooned, scooped, sifted, or packed. Here is the exact gram weight for 1 cup:
90.0 grams
Fluffed and leveled off100.8 grams
Packs 12-15% extra weight81.0 grams
Aerated particle structureScooping 1 cup of rolled oats (old-fashioned) directly from the bag creates a weight variance of 19.8 grams compared to sifted flour. In precision recipes, this extra 19.8g causes dry cake crumbs, dense bread dough, and altered moisture absorption.
Brand Density Variance for 1 cup Rolled Oats (Old-Fashioned)
Major commercial brands for rolled oats (old-fashioned) adhere strictly to USDA density baselines of 90 grams per US customary cup.
When measuring 1 cup, brand variations stay within a 2% margin, ensuring our benchmark weight of 90.0 grams remains universally accurate across store brands.
Recipe Scaling Multipliers for 1 cup Rolled Oats (Old-Fashioned)
Easily double, triple, or halve your recipe by converting scaled cup amounts of rolled oats (old-fashioned) directly into exact grams:
Recipe Context: What is 1 cup of Rolled Oats (Old-Fashioned) Used For?
In professional baking recipes, 1 cup of rolled oats (old-fashioned) (90.0 grams) provides the necessary density and moisture balance for key recipe formulations.
Scoop into cup and level gently.
Related Weight & Ingredient Links
Frequently Asked Questions: 1 cup Rolled Oats (Old-Fashioned)
How many grams is 1 cup of rolled oats (old-fashioned)?
1 cup of rolled oats (old-fashioned) weighs 90.0 grams when measured spooned and leveled into a US customary measuring cup. This corresponds to 16.0 tablespoons or 3.17 dry ounces.
Why does 1 cup of rolled oats (old-fashioned) weigh 90.0g?
Weight depends on bulk density. Rolled Oats (Old-Fashioned) has a verified density of 90 grams per US cup (236.588 ml). Multiplying 1 cups by 90g/cup yields exactly 90.0 grams.
How does measuring technique affect 1 cup of rolled oats (old-fashioned) in grams?
Spooned and leveled 1 cup weighs 90.0g. Scooping directly from the bag compacts particles and increases weight to 100.8g (a 19.8g difference), which can ruin recipe ratios.