Quinoa
Metric Cup to Gram
US Cup (236ml)
170.3g
Metric Cup (250ml)
180.0g
A US cup (236.59ml) of quinoa weighs 170g, while a metric cup (250ml) weighs 180g. That's a 5.7% difference - make sure you know which cup size your recipe uses!
Quinoa — Quick Reference
Common metric cup to gram conversions
| Metric Cup | Gram |
|---|---|
| ¼ cup | 45g |
| ⅓ cup | 60g |
| ½ cup | 90g |
| ⅔ cup | 120g |
| ¾ cup | 135g |
| 1 cup | 180g |
| 1½ cups | 270g |
| 2 cups | 360g |
Based on quinoa density of 0.72 g/ml (poured method). Source: USDA FoodData Central.
Understanding Quinoa Conversions
The Math Behind This Conversion
To convert 1 metric cup of quinoa to gram, we use the density of quinoa (0.72 g/ml). A metric cup contains 250ml, so 1 metric cup equals 250ml. Multiplying by the density: 250ml × 0.72 g/ml = 180g.
US vs Metric Cups: Why It Matters
When converting quinoa, the cup size matters significantly. A US cup (236.6ml) of quinoa weighs 170g, while a metric cup (250ml) weighs 180g—a difference of 10g (6%). If you're following a recipe from a different country, using the wrong cup size could affect your results. American recipes use US cups, while recipes from Australia, UK, and most other countries use metric cups.
Measurement Tip
For consistent results with quinoa, use a scale whenever possible. Volume measurements of grains can vary significantly based on how tightly packed they are. The density of 0.72 g/ml we use is based on a standard pour into a measuring cup.
About Our Data
The density value of 0.72 g/ml for quinoa is from the USDA FoodData Central database (ID: 168874). This measurement was taken with quinoa poured into the measuring cup.