How many cups is 100 g of vegetable oil?

100 g of vegetable oil is about 0.45 cups.

Why isn't 100 g exactly 1 cup?

Because vegetable oil isn't the same density as water. A cup holds a fixed volume, and vegetable oil weighs more or less than water for that volume.

Grams of vegetable oil to cups

Answer

100 g of vegetable oil = 0.45 cups

Convert any amount

Amount gram = – cup

Conversion table

Grams	Cups
10 g	0.05 cup
25 g	0.11 cup
50 g	0.23 cup
100 g	0.45 cup
150 g	0.68 cup
200 g	0.91 cup
250 g	1.13 cup
300 g	1.36 cup
500 g	2.26 cup

Based on the US customary cup of 240 ml. A metric cup (250 ml) is about 4% larger.

Handy tools for this

Digital kitchen scale The most accurate way to bake — skip the cup guesswork and weigh straight into the bowl to the nearest gram. Check price → Measuring cups set A sturdy nested set of US cups for recipes written in cups. Cheap, dishwasher-safe and built to last. Check price → Measuring spoons Tablespoon and teaspoon set for small, precise amounts of baking powder, salt and spices. Check price →

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How to measure

Cooking oils are lighter than water, so a cup of oil weighs a little less than a cup of milk. The value is similar across most vegetable oils.

Frequently asked questions

How many cups is 100 g of vegetable oil?: 100 g of vegetable oil is about 0.45 cups.
Why isn't 100 g exactly 1 cup?: Because vegetable oil isn't the same density as water. A cup holds a fixed volume, and vegetable oil weighs more or less than water for that volume.

Related conversions

Values are approximate — ingredient density varies with brand, humidity and how you measure. For baking, weighing on a scale is always the most reliable method.