Ounces ↔ Grams
Convert between ounces and grams
Ounces ↔ Grams
Quick Facts
- •1 oz = 28.35 g
- •1 gram = 0.035 oz
- •A slice of bread ≈ 30 g (about 1 oz)
Ounces and Grams
An ounce (oz) equals approximately 28.35 grams. This conversion is essential for cooking (especially baking), postal services, and comparing product weights between US and international labels.
How to convert Ounces to Grams
To convert ounces to grams, multiply the number of ounces by the conversion factor. The exact factor is 28.3495.
Formula
Grams = Ounces × 28.3495
Worked example
Convert 10 oz to g: 10 oz = 283.495 g.
Ounces to Grams reference table
Use this quick lookup for common ounces to grams values.
| Ounces (oz) | Grams (g) |
|---|---|
| 1 oz | 28.3495 g |
| 2 oz | 56.699 g |
| 5 oz | 141.7475 g |
| 10 oz | 283.495 g |
| 20 oz | 566.99 g |
| 25 oz | 708.7375 g |
| 50 oz | 1,417.475 g |
| 75 oz | 2,126.2125 g |
| 100 oz | 2,834.95 g |
| 250 oz | 7,087.375 g |
Frequently asked questions
What is the formula to convert Ounces to Grams?
Multiply the number of ounces by 28.3495 to get grams. For example, 10 oz equals 283.495 g.
How many grams are in 1 ounce?
1 oz equals 28.3495 g.
How do I convert grams back to ounces?
Reverse the formula: Ounces = Grams ÷ 28.3495. For example, 100 g equals 3.5274 oz.
Is this Ounces to Grams converter accurate?
Yes. Conversions use the internationally accepted ratio for ounces and grams and are calculated to 4 decimal places in your browser.
What is 10 oz in g?
10 oz equals 283.495 g.
More Weight & Mass Tools
Related Articles
Pounds to Kilograms: The Definitive Conversion Guide
Everything you need to know about converting between pounds and kilograms, including mental math shortcuts and practical applications.
What Is a Stone? The British Weight Measurement Explained
Understand the stone measurement system still used in the UK and Ireland, and how it relates to pounds and kilograms.
Ounces to Grams: A Cook's Conversion Guide
Master the ounce-to-gram conversion for cooking with practical examples, reference charts, and tips for accuracy.
This calculator is for educational and reference purposes only. Always verify critical calculations independently.