Weight conversion
Ounce to Gram
One ounce is 28.34952 grams. Enter any value below to convert it instantly, or use the reference table further down for the numbers you need most often.
Conversion rate
1 oz = 28.34952 g
g = oz × 28.34952
1 oz = 28.34952 g
Reference
Ounce to Gram table
The values people look up most often, rounded for practical use.
| Ounce (oz) | Gram (g) | Written out |
|---|---|---|
| 1 oz | 28.34952 g | 1 ounces = 28.34952 grams |
| 2 oz | 56.69905 g | 2 ounces = 56.69905 grams |
| 3 oz | 85.04857 g | 3 ounces = 85.04857 grams |
| 5 oz | 141.748 g | 5 ounces = 141.748 grams |
| 10 oz | 283.495 g | 10 ounces = 283.495 grams |
| 15 oz | 425.243 g | 15 ounces = 425.243 grams |
| 20 oz | 566.99 g | 20 ounces = 566.99 grams |
| 25 oz | 708.738 g | 25 ounces = 708.738 grams |
| 50 oz | 1,417.476 g | 50 ounces = 1,417.476 grams |
| 100 oz | 2,834.952 g | 100 ounces = 2,834.952 grams |
| 250 oz | 7,087.381 g | 250 ounces = 7,087.381 grams |
| 500 oz | 14,174.762 g | 500 ounces = 14,174.762 grams |
| 1,000 oz | 28,349.523 g | 1,000 ounces = 28,349.523 grams |
How to convert ounces to grams
Multiply the number of ounces by 28.34952. That is the whole calculation: g = oz × 28.34952. To go back the other way, divide instead, or multiply by 0.035274.
Worked example: 12 ounces × 28.34952 = 340.194 grams.
Where this conversion comes up
Weight conversions come up in cooking, shipping, freight limits and fitness. Recipes are the most common source of confusion, because ingredient weight does not convert to volume — 100 g of flour and 100 g of sugar occupy very different amounts of space.
Quick answers
- 1 ounce = 28.34952 grams
- 2 ounces = 56.69905 grams
- 5 ounces = 141.748 grams
- 10 ounces = 283.495 grams
- 100 ounces = 2,834.952 grams
More conversions
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Answers
Frequently asked questions
g = oz × 28.34952. The converter above applies it for you, but the formula is useful in a spreadsheet — put your value in column A and the formula in column B.Related tools
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