Ounces to grams (oz to g)
Type a value in ounces and get the result in grams instantly — with the exact factor, a step-by-step formula and a table of common values.
Sources: NIST — Guide to the SI, Appendix B.9 (conversion factors by kind of quantity: mass)
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How to convert ounces to grams
To convert ounces to grams, multiply the value by 28.34952.
Example: 8 oz × 28.34952 = 226.796 g.
Ounces to grams conversion table
| Ounces (oz) | Grams (g) |
|---|---|
| 1 | 28.3495 |
| 2 | 56.699 |
| 4 | 113.398 |
| 6 | 170.097 |
| 8 | 226.796 |
| 10 | 283.495 |
| 12 | 340.194 |
| 16 | 453.592 |
| 24 | 680.389 |
| 32 | 907.185 |
Related conversions
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Frequently asked questions
How many grams is 8 oz?
8 oz is 226.796185 g, commonly rounded to 227 g for kitchen use. 8 oz is a frequent recipe quantity — half a pound of flour, sugar or butter, for instance.
Is 1 oz the same as 30 g?
No, though it’s a common kitchen shortcut. 1 oz is exactly 28.349523125 g — close to 30 g, but about 5.5% less. For a single ingredient the difference barely matters; scaled across a whole recipe, it adds up.