Ounces to Grams Mass Conversion Formula
Based on the international avoirdupois pound standard, 1 pound is defined as exactly 453.59237 grams, making 1 ounce (1/16th of a pound) equal to the following standard ratio:
Ounces to Grams Formula
$$\text{Grams} = \text{Ounces} \times 28.349523125$$
Example (Convert 4 oz to grams):
$$\text{Grams} = 4 \times 28.34952 = \mathbf{113.398\text{ g}}$$
Grams to Ounces (Reverse Formula)
$$\text{Ounces} = \frac{\text{Grams}}{28.349523125}$$
Ounces to Grams Quick Kitchen Reference Table
Useful weight conversions commonly used in baking, cooking, and postal measurements:
| Ounces (oz) | Grams (g) | Common Kitchen Equivalent |
|---|---|---|
| 0.5 oz | 14.17 g | 1 tablespoon of butter |
| 1 oz | 28.35 g | Standard serving of cheese |
| 2 oz | 56.70 g | 1 large egg (in shell) |
| 4 oz | 113.40 g | 1 stick of butter / 1/4 lb |
| 8 oz | 226.80 g | 1 cup of granulated sugar / 1/2 lb |
| 12 oz | 340.19 g | Standard bag of chocolate chips |
| 16 oz | 453.59 g | 1 pound (lb) |
How to Use This Converter
- Type the mass or weight in ounces into the Ounces (oz) input box.
- The equivalent weight in grams will update automatically.
Frequently Asked Questions
How do I convert ounces to grams?
Multiply the weight in ounces by 28.34952. For example, 4 ounces multiplied by 28.34952 equals approximately 113.4 grams.
How many grams are in 1 ounce?
There are exactly 28.349523125 grams in 1 international avoirdupois ounce.
How many grams is 8 oz of butter or flour?
8 ounces of weight is equal to 226.8 grams regardless of the ingredient.