Convert oz to g Instantly
Convert oz to g instantly with our accurate online calculator. Perfect for cooking, shipping, and science. Get precise gram measurements every time.
Ounce
Gram
How to convert oz to g
Three quick steps for an accurate weight conversion.
Enter the ounce value
Type the weight in ounces into the converter input field.
View the gram result
The calculator instantly multiplies by 28.3495 and displays grams.
Use or copy the output
Apply the gram value in your recipe, shipment, or experiment.
Why use this oz to g Converter?
Built for speed, precision, and everyday practicality.
The Mathematical Formula
We apply the standard factor: grams = ounces × 28.3495, based on the international avoirdupois ounce.
Instant Calculations
Results appear in real time as you type, eliminating manual errors.
Works on Any Device
The tool runs smoothly on phones, tablets, and desktop browsers.
Quick Reference
| Ounce | Gram |
|---|---|
| 1 oz | 28.3495 g |
| 2 oz | 56.699 g |
| 5 oz | 141.7476 g |
| 10 oz | 283.4952 g |
| 20 oz | 566.9904 g |
| 50 oz | 1417.476 g |
Practical Examples of oz to g
Real-world scenarios where this conversion is useful.
Baking Recipes
A cake recipe needs 4 oz of butter, equal to about 113.4 g.
Postal Shipping
Shipping a small 8 oz parcel weighs roughly 226.8 g.
Coffee Brewing
A double espresso shot of 2 oz equals approximately 56.7 g.
Supplement Scoops
Protein labels often list a 1 oz serving, which is 28.35 g.
Frequently Asked Questions
Common queries regarding this specific conversion.
Q.How many grams are in 1 oz?
One avoirdupois ounce equals exactly 28.3495 grams.
Q.Does this convert fluid ounces too?
No, this calculator handles weight (mass) ounces only, not fluid ounces.
Q.Why is 16 oz equal to 453.6 g?
Because 16 ounces make one pound, and one pound equals 453.592 grams.
Q.Can I convert large ounce amounts?
Yes, the tool accurately processes anything from fractions to several thousand ounces.
Discover Related Tools
Need to convert back? Use the reverse Gram to Ounce calculator. For other measurements, explore our complete suite of Weight & Mass Converters or the full Unit Converter Hub.