Ounces to Grams Converter oz → g
1 ounce (oz) = 28.34952313 grams (g). Type a value below — the conversion happens instantly, entirely on your device.
1 oz = 28.34952313 g
4 ounces = 113.39809 grams
4 × 28.3495 = 113.39809
1 oz equals 28.3495 g, so multiplying by 28.3495 converts the value. The result describes the exact same quantity — only the measuring stick changes.
How to convert ounces to grams
grams = ounces × 28.34952313 — multiply the ounce value by 28.3495.
Example: 4 oz = 113.398 g.
To convert the other way: ounces = grams ÷ 28.34952313 — or use the dedicated g to oz converter .
Ounces-to-grams converts US recipe weights to metric kitchen scales. One ounce is exactly 28.3495 g, so 4 oz — a standard stick of butter — is 113.4 g, and 8 oz is 226.8 g.
Ounces to Grams conversion table
| Ounces (oz) | Grams (g) |
|---|---|
| 0.1 | 2.8349523 |
| 0.25 | 7.0873808 |
| 0.5 | 14.174762 |
| 1 | 28.349523 |
| 2 | 56.699046 |
| 3 | 85.048569 |
| 4 | 113.39809 |
| 5 | 141.74762 |
| 6 | 170.09714 |
| 7 | 198.44666 |
| 8 | 226.79619 |
| 9 | 255.14571 |
| 10 | 283.49523 |
| 15 | 425.24285 |
| 20 | 566.99046 |
| 25 | 708.73808 |
| 30 | 850.48569 |
| 40 | 1133.9809 |
| 50 | 1417.4762 |
| 75 | 2126.2142 |
| 100 | 2834.9523 |
| 250 | 7087.3808 |
| 500 | 14,174.762 |
| 1000 | 28,349.523 |
About the units
What is a ounce?
An ounce (oz) is 1/16 of a pound, exactly 28.349523125 grams. It is common for food portions, postal weights and body weight changes in the US.
What is a gram?
A gram (g) is one thousandth of a kilogram. It is the everyday metric unit for cooking ingredients, nutrition labels and postal weights.
Frequently asked questions
How many grams are in 1 ounce?
1 ounce (oz) = 28.34952313 grams (g).
What is the formula to convert ounces to grams?
grams = ounces × 28.34952313 — multiply the ounce value by 28.3495.
How do I convert oz to g without a calculator?
Multiply by 28.3 for a close estimate. Exact factor: 1 oz = 28.34952313 g.
Is this oz-to-g converter accurate and private?
Yes. It uses the exact internationally defined conversion factors and computes results locally in your browser — your input is never sent to a server, and the page keeps working offline.
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