Weight conversion
12 oz to grams
340.19 grams
12 ounces = 340.19 grams. Exact factor: g = oz × 28.349523125.
Live converter
Edit either field — the other updates instantly. Type decimal values like 38.4.
The formula
g = oz × 28.349523125
Worked example: 12 × 28.349523125 = 340.19 grams.
Values near 12 oz
| oz | grams |
|---|---|
| 9.75 | 276.41 |
| 10 | 283.5 |
| 11 | 311.84 |
| 12this page | 340.19 |
| 13 | 368.54 |
| 14 | 396.89 |
| 15 | 425.24 |
Frequently asked
How do you convert ounces to grams?
Apply the formula g = oz × 28.349523125. Enter any value in the live converter above and the result updates as you type.
What is 12 oz in grams?
12 oz equals 340.19 grams. The reference table below shows the values immediately around 12 oz.
Is this conversion exact?
Yes. This is the avoirdupois ounce used for weight. A fluid ounce measures volume and is a different quantity entirely.