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2/3 Cup Sugar in Grams

What is 2/3 cup sugar in grams?

It depends on the kind of sugar under consideration.

To change 2/3 cup of sugar in grams we should know the density ρ of your sugar, which, strictly speaking, is a function of the temperature and pressure conditions.

Here, for use in cooking we assume the ρ of sugar to be 0.785 g/cm3.

Should you know the exact density of your sugar, then you can get a more accurate result by using our converter below. 🙂


Density Unit
Cup Unit

How many grams of sugar in 2/3 cup also depends of the size of your standard measuring cup.

If you have been looking for 2/3 cups sugar grams, then you are right here, too.

Read on to find out what is 2/3 cup sugar in grams.

How many Grams in 2/3 Cup of Sugar?

To determine how many grams in 2/3 cup of sugar we must figure out what cup you are using.

A United States legal cup, used in food labeling, has a capacity of 240 ml.

The Imperial cup size is 284.131 milliliter, the metric cup size is 250 ml, and the Canadian cup contains 227.3045 ml.

Finally, the US customary cup is defined as 236.5882365 ml. If you are unsure about the unit of measurement, check your recipe, cookbook or plastic cup.

Once the cup capacity has been found out we can continue with our 2/3 cup sugar to grams conversion.

Using the formula m = cups * ρ * cup size with ρ of sugar = 0.785 g/ml we get the following result for the mass m in grams.

2/3 cup sugar in grams equals:

  • US legal cups 125.6 grams
  • Metric cups 130.83 grams
  • US customary cups 123.81 grams
  • Canadian cups 118.96 grams
  • Imperial cups 148.7 grams

Note that these 2/3 cup sugar in grams results are approximations.

If you know the density of your sugar you should use our calculator below for an accurate result.

You can, for instance, find the value by consulting a search engine or checking the label of your sugar package.

Alternatively, you can try our search function in the sidebar of this page to see if we have already converted 2/3 cup sugar to grams for your particular kind of sugar.

2/3 Cup of Sugar in Grams

To obtain 2/3 cup of sugar in grams using our converter enter 2/3 in decimals as cup size. Next, insert the density of your sugar, followed by choosing the matching unit.

After that select your cup size; the calculation is then conducted automatically. This will give you the exact mass for 2/3 cups in grams for sugar.

Besides 2/3 cup sugar in grams, similar cups to gram conversions on our website include:


This brings us to the end of 2/3 cup to grams sugar.

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– Article written by Mark, last updated on June 26th, 2023