Convert ounces to grams instantly. Enter a value below, or use the formula and reference table further down the page.
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How to convert ounces to grams
Multiply the value by 28.34952313.
g = oz × 28.34952313Example: 10 oz = 283.4952 g.
Ounces to Grams conversion table
| Ounces (oz) | Grams (g) |
|---|---|
| 1 oz | 28.3495 g |
| 2 oz | 56.699 g |
| 3 oz | 85.0486 g |
| 4 oz | 113.3981 g |
| 5 oz | 141.7476 g |
| 10 oz | 283.4952 g |
| 15 oz | 425.2428 g |
| 20 oz | 566.9905 g |
| 25 oz | 708.7381 g |
| 50 oz | 1417.4762 g |
| 100 oz | 2834.9523 g |
Frequently asked questions
How many grams is 1 ounce?
1 ounce equals 28.3495 grams.
What is the formula to convert oz to g?
To convert oz to g, multiply the value by 28.34952313. The full formula is: g = oz × 28.34952313.
How do I convert grams back to ounces?
Use the same calculator above and type your value into the grams field instead — it converts in both directions. Or use the reverse formula: oz = g ÷ 28.34952313.
Is the oz to g conversion exact?
The conversion factor used here (28.34952313) is the standard internationally defined value. Results on this page are rounded to four decimal places for readability.