Ounces to Grams Converter

Move from ounces to grams for recipes, postage, and product packaging without friction.

Formula

grams = ounces × 28.3495

Worked example

12 oz = 340.194278 g

Reverse check

340.194278 g = 12 oz

How this conversion works

Ounce converts to Gram using the formula grams = ounces × 28.3495.

For the reverse direction, use ounces = grams ÷ 28.3495.

Ounces work well in kitchen and retail contexts, while grams are better for precise metric measurements.

Example

12 ounces equal 340.194278 grams.

Need a custom value?

The interactive converter handles custom numbers, unit swaps, and multiple measurement categories in one place.

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