Cup & Gram

400 Grams of Rice to Cups

400 grams of uncooked white rice equals 2 ⅛ cups (2.16 US cups), based on 185 g per cup (level cup). In the kitchen, measure 2 cups + 3 tbsp. For best results, weigh uncooked white rice with a scale — cup measurements vary with how the cup is filled.

400 g of uncooked white rice in every unit
US cups2 ⅛ cups (2.16 cups)
Measured as2 cups + 3 tbsp
Ounces (weight)14.1 oz
Density used185 g per US cup

How to measure 400 g of uncooked white rice without a scale

Uncooked long-grain white rice is about 185 g per level cup. Rice roughly triples in weight when cooked, so 1 cup uncooked (185 g) yields around 3 cups cooked.

Nearby amounts

Grams of uncooked white rice to cups — nearby values
GramsCupsDecimal
250 g 1 ⅓ cups 1.35
300 g 1 ⅝ cups 1.62
500 g 2 ⅔ cups 2.7

400 grams of other ingredients

The same weight fills a very different cup depending on density — that's why "grams to cups" always needs the ingredient:

Convert another amount

250 g White rice, uncooked (long grain) = 1 ⅓ cups

Exactly 1.35 cups — or measure 1 cup + 6 tbsp.

More rice conversions: the full grams-to-cups rice chart · 2 cups of uncooked white rice in grams

Density 185 g/cup — sources: USDA FoodData Central, King Arthur Baking ingredient weight chart. Data verified 2026-08-20. Methodology.