Grams to Ounces Converter
Convert grams (g) to ounces (oz) instantly. Type a value — the result updates as you type, and the swap button converts the other way.
Grams to Ounces formula
oz = g ÷ 28.349523125
1 gram = 0.0353 ounces · 1 ounce = 28.35 grams
To convert grams to ounces, divide the value by 28.349523125. For example, 100 g:
oz = 100 ÷ 28.349523125oz = 3.527396
So 100 g = 3.53 oz.
Mental math shortcut
Quick mental estimate: divide by 28. For 100 g that gives about 3.57 oz — off by 0.044 oz (1.2%). Use the exact formula when precision matters.
Grams to Ounces conversion table
Ounces back to Grams
The same values converted the other way, rounded for everyday use:
| Ounces | Grams |
|---|---|
| 0.0353 oz | 1 g |
| 0.1764 oz | 5 g |
| 0.3527 oz | 10 g |
| 0.8818 oz | 25 g |
| 1.76 oz | 49.9 g |
| 3.53 oz | 100.07 g |
| 4.41 oz | 125.02 g |
| 7.05 oz | 199.86 g |
About the units
Grams (g)
A gram is one thousandth of a kilogram. It is the standard metric unit for food, ingredients and small weights.
Ounces (oz)
The avoirdupois ounce is exactly 28.349523125 grams; 16 ounces make a pound. (Not to be confused with the fluid ounce, a unit of volume.)
Frequently asked questions
How many ounces are in a gram?
One gram equals 0.0353 ounces.
What is 100 Grams in Ounces?
100 g = 3.53 oz.
How do I convert Ounces back to Grams?
Multiply the ounces by 28.349523125. Or use the Ounces to Grams converter.