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Peanut butter: cups to grams

One US cup of peanut butter weighs about 270 grams (9.5 oz). Use the converter or the tables below.

Peanut butter cup to gram chart

CupsGramsOunces
1/4 cup68 g2.4 oz
1/3 cup90 g3.2 oz
1/2 cup135 g4.8 oz
2/3 cup180 g6.3 oz
3/4 cup202 g7.1 oz
1 cup270 g9.5 oz
1.5 cup405 g14.3 oz
2 cup540 g19.0 oz
3 cup810 g28.6 oz
4 cup1080 g38.1 oz

Spoons and millilitres

AmountWeight
1 tablespoon16.9 g
1 teaspoon5.6 g
1 fluid ounce33.8 g
100 ml114.1 g

Where these weights come from

Weights follow the King Arthur Baking ingredient weight chart (rounded). Brands and measuring methods vary, so treat results as close estimates.

Going the other way? Try peanut butter grams to cups.

Common questions

How many grams are in 1 cup of peanut butter?

About 270 grams (9.5 oz) for a US cup.

How many grams are in half a cup of peanut butter?

About 135 grams.

Is it better to weigh peanut butter than to use cups?

Yes. A scale gives the same result every time, while cup measures change with how you scoop or pack the ingredient.

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