Ounces to Grams Converter

There are 28.3495 grams in 1 ounce (oz). To convert ounces to grams, multiply the number of ounces by 28.3495.

Measurement Converter

Precision:
28.35

How to Calculate

g = oz × 28.3495

To convert a measurement from ounces to grams, multiply the volume by the conversion ratio.

Ounces to Grams Conversion Chart

Use this quick reference table to convert common amounts of ounces to grams.

OuncesGrams
1 oz28.350 g
2 oz56.699 g
3 oz85.049 g
4 oz113.398 g
5 oz141.748 g
6 oz170.097 g
8 oz226.796 g
10 oz283.495 g
12 oz340.194 g
16 oz453.592 g

Frequently Asked Questions

How many grams are in 1 ounce?

There are 28.3495 grams in 1 ounce (oz).

Is a US ounce the same as an Imperial ounce?

In many cases, US customary and Imperial measurements differ slightly. Our calculator defaults to US Customary measurements, which are standard for most modern recipes.

Why does ingredient density matter for oz to g?

A ounce is a unit of volume, while grams is a unit of weight. To convert accurately between them you must account for how tightly the ingredient is packed, which is its density.