18 grams to ounces

18 grams = 0.634931 ounces

Rounded to a practical precision: 0.63 oz.

grams

ounces

How the calculation works

One gram is 0.035274 ounces, so:

18 g × 0.035274 = 0.634931 oz

Reversing it, 0.634931 ounces ÷ 0.035274 returns 18 grams.

Nearby values

Grams	Ounces
14 g	0.493835 oz
15 g	0.529109 oz
16 g	0.564383 oz
17 g	0.599657 oz
18 g	0.634931 oz
19 g	0.670205 oz
20 g	0.705479 oz
21 g	0.740753 oz
22 g	0.776027 oz

About these units

Gram (g) — A gram is one thousandth of a kilogram and is the everyday unit for food and small quantities.

Ounce (oz) — An ounce is one sixteenth of a pound, about 28.35 grams, used for food portions and postal weights.

Frequently asked questions

How many ounces is 18 grams?

18 grams is 0.634931 ounces.

How do I convert grams to ounces myself?

Multiply by 0.035274. To go back, divide by 0.035274 — or multiply by 28.34952.

Is this figure exact?

The conversion factor between the gram and the ounce is fixed by definition. The figure above is rounded for readability; the converter carries full precision.

Convert other values

Full grams to ounces converter · All weight converters