Rolled Oats Cups to Grams
Snapshot
1 cup of rolled oats equals 89 grams.
- Reference basis: 89 g per 1 US cup.
- Example: 2 cups = 178 g.
Interactive conversion
Converter Calculator
Decimals: 1.5 or 1,5. Fractions: 1/2. Scientific notation: 1e3. Write 1000 without grouping separators.
89 Grams
SwitchWith 1 cup of Rolled Oats, that equals 89 grams.
API and AI agent access
Rolled Oats Cups to Grams. Material: rolled-oats.
Machine-readable identifiers
- Conversion family
cooking- Source unit
cup_us- Target unit
gram- Ingredient
rolled-oats
Use these identifiers in the API request. Sources and model limits also apply to software clients.
Example API request and response
POST /api/v1/convertRequest
{
"family": "cooking",
"value": 1,
"from": "cup_us",
"to": "gram",
"material": "rolled-oats"
}Essential response
{
"ok": true,
"conversion": {
"family": "cooking",
"value": 1,
"from": "cup_us",
"to": "gram",
"result": {
"raw": 89,
"display": "89"
},
"canonicalPath": "/cooking/cups-to-grams/rolled-oats/"
}
}Explanation
Calculation basis: the recorded grams-per-US-cup value.
Rolled Oats uses a recorded reference of 89 grams per US cup in this dataset. Confidence: medium. Source basis: King Arthur weight chart (old-fashioned/quick oats)
Evidence status: reference-recorded. The source note is recorded; this does not certify every preparation or measurement condition. Particle size, aeration, settling, and whether the cup is scooped or spoon-filled can materially change the mass held by the same volume.
Common Conversion Values
| Cup | Grams |
|---|---|
| 1/4 | 22 |
| 1/3 | 30 |
| 1/2 | 45 |
| 1 | 89 |
| 1 1/2 | 134 |
| 2 | 178 |
| 3 | 267 |
Questions & answers
Frequently Asked Questions
Does this use a US cup?
Yes. The factor is tied to the US cup definition (236.588 mL), not a metric cup.
Does grain shape or settling change the result for Rolled Oats?
Rolled Oats keeps one reference basis here, but grain shape and how the grains settle in the cup can shift practical density. That is why volume estimates for this ingredient should stay ingredient-specific.