Ounces to Grams Conversion - How many grams in an ounce?

There are 28.35 grams in an ounce (28.35 g in 1 oz), in both US and UK. To find out how many grams there are in "x" ounces, multiply the number of ounces "x" by 28.35.

To convert ounces to grams (oz to g) you may also use the conversion tool below. Simply enter the weight in ounces (oz) into the converter and the result will be displayed. You may also check the ounces to grams conversion table and create your own custom table.

1 Ounce = 28.3495231 Grams
1 Troy Ounce = 31.1034768 Grams

There are 28.35 grams in an ounce, because by definition 1 kilogram is 2.20462 pounds (equals to 35.27392 ounces) and there are 1000 grams in a kilogram, that makes 1000 / 35.27392 = 28.35 grams in an ounce.

For example, to find out how many grams there are in an ounce and a half, multiply the ounce value by the conversion factor, that makes 1.5 oz * 28.35 = 42.5 grams in 1.5 ounces.

Ounce is an imperial (UK) and US customary mass unit and equals to 28.35 grams in both measurement systems. The abbreviation for ounce is "oz".

Gram is a unit of mass in metric system. There are 1000 grams in a kilogram. The abbreviation is "g".

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Ounces to Grams Conversion Table

Ounce	Gram	Ounce	Gram	Ounce	Gram	Ounce	Gram
1 oz	28.35 g	26 oz	737.09 g	51 oz	1445.83 g	76 oz	2154.56 g
2 oz	56.7 g	27 oz	765.44 g	52 oz	1474.18 g	77 oz	2182.91 g
3 oz	85.05 g	28 oz	793.79 g	53 oz	1502.52 g	78 oz	2211.26 g
4 oz	113.4 g	29 oz	822.14 g	54 oz	1530.87 g	79 oz	2239.61 g
5 oz	141.75 g	30 oz	850.49 g	55 oz	1559.22 g	80 oz	2267.96 g
6 oz	170.1 g	31 oz	878.84 g	56 oz	1587.57 g	81 oz	2296.31 g
7 oz	198.45 g	32 oz	907.18 g	57 oz	1615.92 g	82 oz	2324.66 g
8 oz	226.8 g	33 oz	935.53 g	58 oz	1644.27 g	83 oz	2353.01 g
9 oz	255.15 g	34 oz	963.88 g	59 oz	1672.62 g	84 oz	2381.36 g
10 oz	283.5 g	35 oz	992.23 g	60 oz	1700.97 g	85 oz	2409.71 g
11 oz	311.84 g	36 oz	1020.58 g	61 oz	1729.32 g	86 oz	2438.06 g
12 oz	340.19 g	37 oz	1048.93 g	62 oz	1757.67 g	87 oz	2466.41 g
13 oz	368.54 g	38 oz	1077.28 g	63 oz	1786.02 g	88 oz	2494.76 g
14 oz	396.89 g	39 oz	1105.63 g	64 oz	1814.37 g	89 oz	2523.11 g
15 oz	425.24 g	40 oz	1133.98 g	65 oz	1842.72 g	90 oz	2551.46 g
16 oz	453.59 g	41 oz	1162.33 g	66 oz	1871.07 g	100 oz	2834.95 g
17 oz	481.94 g	42 oz	1190.68 g	67 oz	1899.42 g	125 oz	3543.69 g
18 oz	510.29 g	43 oz	1219.03 g	68 oz	1927.77 g	150 oz	4252.43 g
19 oz	538.64 g	44 oz	1247.38 g	69 oz	1956.12 g	175 oz	4961.17 g
20 oz	566.99 g	45 oz	1275.73 g	70 oz	1984.47 g	200 oz	5669.9 g
21 oz	595.34 g	46 oz	1304.08 g	71 oz	2012.82 g	250 oz	7087.38 g
22 oz	623.69 g	47 oz	1332.43 g	72 oz	2041.17 g	300 oz	8504.86 g
23 oz	652.04 g	48 oz	1360.78 g	73 oz	2069.52 g	500 oz	14174.76 g
24 oz	680.39 g	49 oz	1389.13 g	74 oz	2097.86 g	750 oz	21262.14 g
25 oz	708.74 g	50 oz	1417.48 g	75 oz	2126.21 g	1000 oz	28349.52 g