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How Much Is 3.09 Cups of Brown Sugar in Grams?

3.09 cups of brown sugar equals 679.80 g. Brown sugar has a density of 220g per cup (220g per cup), which means it's relatively heavy compared to other common cooking ingredients. For comparison, 3.09 cups of all-purpose flour would be 386.74 g.

3.09 cups of brown sugar
=
679.80g
Result using all cup standards info
679.80 g (US) 718.34 g (Metric Cup) 816.41 g (Imperial Cup)
3.09 cups of brown sugar is also
679.80

Formula and Step-by-Step

cups × 220g/cup = grams
  1. Start with 3.09 cups of brown sugar
  2. 1 cup of brown sugar = 220g
  3. 3.09 × 220 = 679.8g

The same formula works for any amount. Multiply (or divide) by the density, then convert units as needed.

Measuring Tip

Brown sugar should always be firmly packed into the measuring cup. Loosely measured brown sugar can weigh 15-20% less than packed.

Brown Sugar at Different Amounts

How brown sugar scales across common cups measurements. Your amount (3.09 cups) is highlighted.

0.75 cups165 g1 cup220 g1.5 cups330 g2 cups440 g3 cups660 g3.09 cups679.8 g4 cups880 g5 cups1,100 g

For reference, 3.09 cups of brown sugar (679.8g) is close in weight to a basketball (624g).

Other Amounts of Brown Sugar

Cups US Grams Metric Cup Imperial Cup
0.25 cups 55.00 g 58.12 g 66.05 g
0.33 cups 72.60 g 76.72 g 87.19 g
0.5 cups 110.00 g 116.24 g 132.10 g
0.75 cups 165.00 g 174.35 g 198.16 g
1 cup 220.00 g 232.47 g 264.21 g
1.5 cups 330.00 g 348.71 g 396.31 g
2 cups 440.00 g 464.94 g 528.42 g
3 cups 660.00 g 697.41 g 792.63 g
3.09 cups 679.80 g 718.34 g 816.41 g
4 cups 880.00 g 929.89 g 1,056.84 g
5 cups 1,100.00 g 1,162.36 g 1,321.05 g

Understanding the Units

What is a Cup?

A cup is a US customary unit of volume equal to 236.588 milliliters or 8 fluid ounces. It is the most common volume measurement in American recipes. One cup can be divided into 16 tablespoons or 48 teaspoons.

What is a Gram?

A gram (g) is a metric unit of mass equal to 1/1000 of a kilogram. It is the standard weight measurement for precise baking worldwide. Professional bakers prefer grams because they are more accurate than volume measurements.

Frequently Asked Questions

About 679.80 g, based on brown sugar having a density of 220g per cup. The exact amount depends on how the ingredient is measured and the specific product.
Multiply the number of cups by 220 (grams per cup for brown sugar). For 3.09 cups: 3.09 × 220 = 679.80 g.
For the most accurate results, weigh brown sugar on a kitchen scale. If measuring by volume, pack it firmly into the measuring cup and level it off. This conversion assumes packed brown sugar, which is the standard method.
Brown sugar should be firmly packed into the measuring cup. This is the standard method and what this conversion assumes. Loosely measured brown sugar will weigh significantly less.
Reverse the conversion: 679.80 g ÷ 220 = 3.09 cups. Or use the Grams to Cups converter.