Ounces to Grams
Convert ounces (oz) to grams (g) instantly — with formula and reference table.
Quick answer: 1 oz = 28.349523 g. To convert ounces to grams, multiply by oz × 28.349523.
Converting ounces to grams
This converter changes a value in ounces (oz) into grams (g). One ounce equals 28.349523 g. One avoirdupois ounce equals 28.3495 grams. This is the ounce used in cooking and for everyday weights, not the troy ounce used for precious metals. The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.
Formula
g = oz × 28.349523
Example
Convert 10 oz to g: 10 × 28.349523 = 283.495231 g.
Ounces to Grams conversion table
| Ounces (oz) | Grams (g) |
|---|---|
| 1 oz | 28.349523 g |
| 2 oz | 56.699046 g |
| 3 oz | 85.048569 g |
| 5 oz | 141.747616 g |
| 10 oz | 283.495231 g |
| 20 oz | 566.990463 g |
| 25 oz | 708.738078 g |
| 50 oz | 1417.476156 g |
| 100 oz | 2834.952313 g |
How to use this converter
- Enter a value in the ounces (oz) field.
- Read the converted value in grams (g) below.
- Type into the g field instead to convert in reverse, or use the swap button.
Frequently asked questions
How many grams are in an ounce?
1 ounce equals 28.3495 grams (avoirdupois).
How do I convert 8 oz to grams?
8 × 28.3495 = 226.8 grams, roughly half a pound.
How many grams in a troy ounce?
A troy ounce, used for gold and silver, equals 31.1035 grams — heavier than the standard ounce.