Oz to Grams Converter
This oz to grams converter changes weight ounces into grams as you type. One ounce is about 28.35 grams, so the tool does the multiplication for you and shows the result right away, with a conversion table and the formula. It uses weight ounces, the sort you weigh on a scale.
Last updated July 9, 2026 1 oz = 28.35 g Reviewed by the Calcowa team
Ounces to Grams conversion table
Common ounces values converted to grams, so you can read the answer straight off the chart.
| Ounces (oz) | Grams (g) |
|---|---|
| 0.25 oz | 7.09 g |
| 0.5 oz | 14.17 g |
| 1 oz | 28.35 g |
| 2 oz | 56.7 g |
| 3 oz | 85.05 g |
| 4 oz | 113.4 g |
| 5 oz | 141.75 g |
| 6 oz | 170.1 g |
| 8 oz | 226.8 g |
| 10 oz | 283.5 g |
| 12 oz | 340.19 g |
| 16 oz | 453.59 g |
These are avoirdupois (weight) ounces, not fluid ounces. For liquid volume, use the oz to mL converter instead.
How to convert ounces to grams
To convert ounces to grams, multiply by the conversion factor. One oz equals 28.35 g, so you just scale your number up or down from there.
Frequently asked questions
One ounce is about 28.35 grams. A common rounding is 28 grams per ounce, which works for most cooking but not for precise weighing.
About 3.53 ounces. To convert grams back to ounces, multiply by 0.035274, or use the grams to ounces converter.
Multiply the ounces by 28.3495 to get grams. For example, 4 oz times 28.3495 is about 113.4 grams, which is a quarter pound.
About 453.6 grams, because 16 ounces is one pound. So a pound is roughly 454 grams, a handy number to remember.
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