Density and Mass
oztog
Convert ounces (avoirdupois) (oz) to grams (g).
Factor1 oz = 28.34952 g
Converter
oz
Accepts numbers or expressions, e.g. 150 + 14.7
Result
g
Rendered to 6 significant figures.
Formula
Formula
g = oz × 28.34952
Multiply any value in ounces (avoirdupois) by 28.34952 to obtain the value in grams.
Worked example
Convert 16 oz to g.
- 01Start with 16 oz.
- 02Multiply by the conversion factor: 16 × 28.34952 = 453.592 g.
Result16 oz = 453.592 g
Conversion table
| oz | g |
|---|---|
| 1 | 28.35 |
| 2 | 56.699 |
| 5 | 141.75 |
| 10 | 283.5 |
| 20 | 566.99 |
| 50 | 1417.5 |
| 100 | 2835 |
| 200 | 5669.9 |
| 500 | 14175 |
| 1000 | 28350 |
Reference values rounded to 5 significant figures for display.
FAQ
What is the conversion factor from oz to g?
1 oz equals 28.34952 g. To convert, multiply the value in ounces (avoirdupois) by 28.34952.
How do I convert 1 oz to g?
1 oz = 28.3495 g. For any value, multiply by 28.34952.
How do I convert g back to oz?
Divide by the same factor — or equivalently, multiply by 0.03527396. So 1 g = 0.035274 oz.
When would I need to convert ounce (avoirdupois) to gram?
Mass conversions appear in material balances, reagent dosing, and reconciling vendor specifications across imperial/metric systems.
Is the conversion exact?
Yes. Both oz and g are defined by exact SI relationships, so the displayed factor is exact (any rounding shown is only for display).