How to convert grams to ounces
1 g ≈ 0.035274 oz
1 oz = 28.349523125 g exactly (NIST Handbook 44), so ounces = grams ÷ 28.349523125, or about grams × 0.03527396.
Examples
- 410 g = 14.462324 oz: Lightest legal weight of a match football (Laws of the Game) (IFAB)
- 450 g = 15.873283 oz: Heaviest legal weight of a match football (IFAB)
- 14 g = 0.49383547 oz: Pure alcohol in one US standard drink (NIAAA (NIH))
Grams to ounces chart
| Grams (g) | Ounces (oz) |
|---|---|
| 1 g | 0.035273962 oz |
| 2 g | 0.070547924 oz |
| 3 g | 0.10582189 oz |
| 4 g | 0.14109585 oz |
| 5 g | 0.17636981 oz |
| 10 g | 0.35273962 oz |
| 14 g | 0.49383547 oz |
| 15 g | 0.52910943 oz |
| 20 g | 0.70547924 oz |
| 25 g | 0.88184905 oz |
| 50 g | 1.7636981 oz |
| 75 g | 2.6455471 oz |
| 100 g | 3.5273962 oz |
| 410 g | 14.462324 oz |
| 450 g | 15.873283 oz |
Common mistakes
- This is the avoirdupois ounce (about 28.35 g). Bullion uses the troy ounce, about 31.10 g, so "per ounce" metal prices refer to a heavier ounce.
- US nutrition labels treat 1 oz as 28 g (21 CFR 101.9), so a label’s ounce figure can differ slightly from an exact conversion.