Loona Calculators
Convert ounces to grams instantly — type any value and the result appears as you type. Below you will find the exact formula, a oz to g conversion table and a worked example.
Formula: Grams = ounces × 28.3495. One ounce is defined as exactly 28.349523125 grams.
Question: How many grams is 8 oz — half a pound — a common recipe amount?
Steps: Take the value in ounces: 8 oz. Apply the formula: Grams = ounces × 28. That gives 8 → 226.796 g (rounded to four decimal places).
Result: 8 oz = 226.796 g.
| Ounces (oz) | Grams (g) |
| 1 oz | 28.3495 g |
| 2 oz | 56.699 g |
| 4 oz | 113.398 g |
| 6 oz | 170.097 g |
| 8 oz | 226.796 g |
| 12 oz | 340.194 g |
| 16 oz | 453.592 g |
| 24 oz | 680.388 g |
| 32 oz | 907.184 g |
| 64 oz | 1814.368 g |
| 100 oz | 2834.95 g |
Need a value that is not in the table — or the reverse direction? Use the converter at the top of this page or the grams to ounces converter, or the full Unit Converter for every unit in one place.
Multiply the value in ounces by 28.3495: oz × 28.3495 = g. For example, 10 oz × 28.3495 = 283.495 g. The converter above does this instantly.
Exactly 28.3495 g (to four decimal places). The full relationship: Grams = ounces × 28.
1 ounce = 28.3495 grams, often rounded to 28 g in cooking.
Use the reverse conversion — our grams to ounces converter does it instantly. For a quick check, divide by the same factor instead of multiplying.
16 ounces make 1 pound — which is why 8 oz is called half a pound.
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