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140g Oats in Cups

140 grams of rolled oats is 1½ cups 90g per US cup. This is porridge and flapjack range. Oats weigh only about 90 g per cup, so the cup number looks surprisingly large next to denser ingredients.

How many cups is 140g of rolled oats?

140 grams of rolled oats equals:

approximate cups
1.56
decimal cups
25
tablespoons
90g
per cup

Measuring by hand? That is 1 cup + 8 tablespoons + 2¾ teaspoons. It is about 28% of a 500 g bag of oats.

Rolled oats are flaky and full of air, so they take up far more cup volume than the same weight of flour or sugar. Do not press them down.

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Grams to Cups Converter

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OatsDry Goods
90g per cup
grams

140 grams of Oats is about 1½ cups, using a 236.588 millilitre cup at 90 grams per cup.

Reading

cups
¼½¾1+ 1 full cup (showing the last one)
140g of Oats
cups
1.56
tbsp
24.9
tsp
74.7
About 24.9 tablespoons or 74.7 teaspoons (approximate)
Measured out: 1 cup + 8 tablespoons + 2¾ teaspoons
1 cup (236.588ml) = 90g

See the full 140g to cups guide →

See 140g oats to cups →

US customary cup (236.588ml) · 90g per cup

Dedicated conversion guides use the default US customary cup.

Applies to this page only — the database value (90g per US cup) is unchanged.

Quick conversions:

140g of rolled oats vs other ingredients

Grams measure weight and cups measure volume, so the same 140 grams fills a different amount of cup for every ingredient:

Ingredient140g in cupsg per cup
Oats1½ cups90
All-Purpose Flour1⅛ cups125
Granulated Sugar⅔ cup200
Butter⅝ cup227

See all 140g conversions on the 140 grams to cups chart.

Nearby rolled oats amounts

Grams of rolled oatsCupsTablespoons
115g1¼ cups20 tbsp
120g1⅓ cups21 tbsp
125g1⅜ cups22 tbsp
130g1½ cups23 tbsp
150g1⅔ cups27 tbsp
160g1¾ cups28 tbsp
165g1⅞ cups29 tbsp
170g1⅞ cups30 tbsp

Full ladder on the oats grams to cups chart.

Common questions

Frequently Asked Questions

How many cups is 140g of rolled oats?

140 grams of rolled oats is 1½ cups. In kitchen measures that is 1 cup + 8 tablespoons + 2¾ teaspoons, worked out from 90 grams per US cup.

How many grams are in 1 cup of rolled oats?

One US cup of rolled oats weighs about 90 grams, one tablespoon about 5.63 grams, and one teaspoon about 1.88 grams. This page divides 140 grams by that cup weight.

Is 140g of rolled oats the same as 140g of all-purpose flour?

No. 140g of rolled oats is 1½ cups, while 140g of all-purpose flour is 1⅛ cups. Same weight on the scale, different volume in the cup, because the two have different densities.

How do I measure 140g of rolled oats without a scale?

Use 1 cup + 8 tablespoons + 2¾ teaspoons. Rolled oats are flaky and full of air, so they take up far more cup volume than the same weight of flour or sugar. Do not press them down.

Is it better to weigh rolled oats or measure it in cups?

Weighing is more accurate, especially in baking, because it removes the variation in how the rolled oats is packed into the cup. If you have no scale, use the cup figure above and keep your measuring method consistent across the whole recipe.