Home / Units / Ounces to grams chart

Ounces to grams chart

1 ounce is 28.3495 grams. The full table below runs from 1 oz to 32 oz (2 lb), with a live converter.

28.3495 g1 ounce
0.03527 oz1 gram
453.6 g1 lb (16 oz)

Live converter

=

Full ounces to grams table

OuncesGrams
1 oz28.3 g
2 oz56.7 g
3 oz85.0 g
4 oz113.4 g
5 oz141.7 g
6 oz170.1 g
8 oz226.8 g
10 oz283.5 g
12 oz340.2 g
16 oz453.6 g
20 oz567.0 g
24 oz680.4 g
32 oz907.2 g

Common cooking weights

WeightOuncesGrams
Quarter pound4 oz113.4 g
Half pound8 oz226.8 g
Three-quarter pound12 oz340.2 g
1 pound16 oz453.6 g
This is the avoirdupois ounce used for food and everyday weight — not the troy ounce used for precious metals, which is heavier at 31.1035 g. Most kitchen scales and US recipes use avoirdupois ounces, so the figures above are the ones that apply when a recipe calls for "4 oz of butter."

Frequently asked questions

How many grams is 1 oz?

28.3495 grams.

How many grams is 8 oz?

226.8 grams — half a pound.

Is a troy ounce the same as a regular ounce?

No. A troy ounce (used for gold and silver) is 31.1035 g, heavier than the standard avoirdupois ounce of 28.3495 g used for food.