Small portion
Input: 100 g
Output: 3.5274 oz
100 ÷ 28.349523125 = 3.5274 ounces.
grams to ounces converter
Use this for recipes and food packaging when the weight is in grams but you need ounces.
Ounces:
Formula and algorithm
- ounces = grams ÷ 28.349523125
- Constant used: 1 ounce (avoirdupois) = 28.349523125 grams (exact).
- This is the everyday ounce for food and body weight, not the troy ounce used for precious metals.
Worked examples
Recipe amount
Input: 250 g
Output: 8.8185 oz
250 ÷ 28.349523125 = 8.8185 ounces.
Half kilo
Input: 500 g
Output: 17.637 oz
500 ÷ 28.349523125 = 17.637 ounces.
FAQ
Is this the avoirdupois or troy ounce?
Avoirdupois (28.349523125 g) — the everyday ounce for food and body weight. A troy ounce (31.1035 g) is only for precious metals.
How many grams in an ounce?
About 28.35 grams in one avoirdupois ounce.
Can I convert to pounds too?
Yes — 16 ounces make a pound, or use the kg and lbs tools for larger weights.
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Updated: June 7, 2026