Converting grams to ounces
Grams are the base unit of mass in the metric system, while ounces belong to the imperial/US customary system. One ounce is officially defined as exactly 28.349523125 grams, a conversion widely used in cooking, shipping, and jewelry.
How this calculator works
Enter a weight in grams, and the calculator divides it by 28.349523125 to get ounces. It also shows the equivalent in pounds (dividing by 453.59237) and kilograms (dividing by 1,000) for convenience.
- 1 ounce = 28.3495 grams
- 1 pound = 453.592 grams = 16 ounces
- 1 kilogram = 1,000 grams ≈ 35.27 ounces
This conversion is exact and standardized internationally, so results are reliable for cooking, postage, and general reference use.
Last reviewed August 2026