Last Updated on October 12, 2021

How Many Grams in an Ounce? There are two types of ounces, avoirdupois ounce the troy ounce. The troy ounce is the unit for gold weight. So, depending on what type of ounce is converted, the answer to the question of how many grams in an ounce might be different. If you are converting from avoirdupois ounces to grams, then there are 28.349523125 grams in an ounce. If you are weighing the gold, it means you are converting from the troy ounces to grams, then there are 31.1034768 grams in an ounce of gold.

Table of Contents

### How Many Grams in an Ounce

The list of conversion factors from ounces to grams:

- 1 Avoirdupois ounce = 28.349523125 grams
- 1 Troy ounce = 31.1034768 grams

### How to Convert Ounces to Grams?

There are 28.349523125 grams in 1 ounce. To convert ounces to grams, multiply the ounce value by 28.349523125.

For example, to find out how many grams there are in a half ounce, multiply 28.349523125 by 0.5, that makes 14.1747 grams in a half-ounce.

**SEE ALSO: **

**How Many Fluid Ounces in A Cup | How to Convert Cups to Ounces****How Many Fluid Ounces in 1 Liter | How to Convert Liters to Fluid Ounces**

### Ounces to Grams Formula

gram = ounce * 28.349523125

Common conversions from oz to grams:

**4 oz = 113.398093 grams****8 oz = 226.796185 grams****16 oz = 453.59237 grams****24 oz = 680.388555 grams****32 oz = 907.18474 grams****64 oz = 1814.36948 grams**

**RELATED: Tablespoon Vs Teaspoon – Notable Differences Between Them**

### What is an Ounce?

*Ounce* is an imperial system unit of mass. 1 Ounce = 28.349523125 Grams. 1 Troy ounce = 31.1034768 Grams. The symbol is “**oz**“.