One-Third Cup of Vegetable Oil in Grams
1/3 cup of vegetable oil weighs 72.67g (2.56 oz, 80ml) according to USDA FoodData Central (1 cup vegetable oil = 218g, spooned and leveled method). 1/3 cup = 0.3333 of a full cup (240ml). See the full conversion table below for all amounts from 1 tablespoon to 3 cups.
Vegetable Oil Cup-to-Gram Conversion Table
Full range from 1 tablespoon to 3 cups. The highlighted row shows 1/3 cup.
| Amount | Grams |
|---|---|
| 1 tbsp | 13.63g |
| 2 tbsp | 27.25g |
| 1/8 cup | 27.25g |
| 1/4 cup | 54.5g |
| 1/3 cupthis page | 72.67g |
| 1/2 cup | 109g |
| 2/3 cup | 145.33g |
| 3/4 cup | 163.5g |
| 1 cup | 218g |
| 1 1/4 cups | 272.5g |
| 1 1/2 cups | 327g |
| 1 3/4 cups | 381.5g |
| 2 cups | 436g |
| 2 1/2 cups | 545g |
| 3 cups | 654g |
Source: USDA FoodData Central (FDC ID: 4669). 1 US cup = 240ml. Values use spooned-and-leveled method.
1/3 Cup of Different Ingredients — Weight Comparison
1/3 cup of different ingredients varies widely in weight because each has a different density. This matters when substituting ingredients in recipes.
| Ingredient | 1/3 Cup (g) |
|---|---|
| Olive Oil | 72g |
| Vegetable Oilcurrent | 72.67g |
| Coconut Oil | 72.67g |
| Canola Oil | 72.67g |
| Water | 80g |
All values use USDA FoodData Central spooned-and-leveled method. Click any ingredient to see its full conversion table.
Measuring Vegetable Oil Accurately
Why weight matters: 1/3 cup of vegetable oil can weigh anywhere from 62g to 87g depending on how you measure it. The USDA standard is 72.67g (spooned and leveled). Scooping directly from the container can add 10–20% extra weight, which affects recipe results — especially in baking.
About vegetable oil density: Vegetable oil (canola, soybean blend) is lighter than water — all fats are. 1 cup = 218g. Oil is always liquid at room temperature. For baking, oils add moisture differently than butter (no steam = denser crumb).
About 1/3 Cup as a Measurement
1/3 cup = 5 tablespoons + 1 teaspoon = 80ml. This unusual fraction appears in recipes that scale for 2 servings from a 3-serving base. It cannot be made from combining standard 1/4 and 1/8 cup measures without error.
One-third cup is common in yogurt parfait recipes, small-batch granola bars, and single-layer cake recipes scaled for 2 servings. It is exactly 80ml in metric volume.
Frequently Asked Questions
How many grams is 1/3 cup of vegetable oil?
1/3 cup of vegetable oil weighs 72.67 grams (2.56 oz, 80ml). Based on USDA FoodData Central: 1 cup vegetable oil = 218g, so 1/3 cup = 218 × 0.333 = 72.67g.
Is 1/3 cup of vegetable oil the same weight every time?
The weight can vary slightly depending on measuring technique. Spooned and leveled gives 72.67g. Scooped (packed) can be 10–20% heavier. Sifted gives a lighter weight. The USDA standard (spooned and leveled) of 72.67g is the most reliable baseline for recipes.
How do I accurately measure 1/3 cup of vegetable oil?
For accuracy, use a kitchen scale and weigh 72.67g of vegetable oil. If using measuring cups, spoon the vegetable oil lightly into a 1/3 Cup measuring cup and level off the top with a straight edge. Avoid scooping directly from the container, which compacts the ingredient and adds extra weight.
How does 1/3 cup of vegetable oil compare to other ingredients?
1/3 cup of different ingredients varies significantly: Olive Oil = 72g, Vegetable Oil = 72.67g, Coconut Oil = 72.67g. This is because each ingredient has a different density.