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How many grams is two cups of caster sugar?

2 cups of caster sugar ≈ 380 g

Because one US cup of caster sugar weighs about 190 grams, two cups of it is roughly 380 grams. Caster (superfine) sugar has smaller crystals than granulated sugar, so it settles a little lighter.

Recipes that list caster sugar in cups assume an average density. The figure above is a sensible typical value; if your recipe is sensitive, weigh on a kitchen scale — see our methodology.

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Caster sugar conversion chart

Caster sugar — cups to grams
Cups	Grams	Ounces	Tablespoons
⅛ cup	23.75 g	0.838 oz	2
¼ cup	47.5 g	1.68 oz	4
⅓ cup	63.33 g	2.23 oz	5.33
½ cup	95 g	3.35 oz	8
⅔ cup	126.7 g	4.47 oz	10.67
¾ cup	142.5 g	5.03 oz	12
1 cup	190 g	6.7 oz	16
1¼ cups	237.5 g	8.38 oz	20
1½ cups	285 g	10.05 oz	24
2 cups	380 g	13.4 oz	32
3 cups	570 g	20.11 oz	48

Other caster sugar conversions

100 g to cups 200 g to cups 250 g to cups 500 g to cups ¼ cup to grams ½ cup to grams 1 cup to grams

← Caster sugar converter All ingredients Cups to grams chart

* Conversion figures are typical average weights for one US customary cup (236.6 ml), based on the King Arthur Baking Ingredient Weight Chart and cross-referenced with the U.S. Department of Agriculture FoodData Central database. Actual weight varies with packing, brand and humidity — see our methodology.