Enter the weight in kilograms and choose the ingredient to determine the approximate number of cups, or use the formula and reference table below to estimate the conversion manually.

kg to Cups Converter

Convert cooking ingredients by weight and cups. Choose the ingredient and cup standard for a better kitchen estimate.

Weight to Cups
Cups to Weight
Result
Reference
These are approximate kitchen conversions. Ingredient density, packing, and cup standard can change the result.

Quick overview: kilograms measure mass, while cups measure volume.

To convert kilograms to cups, first convert kilograms to grams, then divide by the ingredient’s estimated grams per cup:

cups = (kg × 1000) ÷ grams per cup

Because ingredients have different densities, the result changes depending on whether you are measuring water, flour, sugar, butter, honey, rice, or another ingredient.

  • Water: 1 kg ≈ 4.23 cups
  • All-purpose flour: 1 kg ≈ 8.33 cups
  • Granulated sugar: 1 kg ≈ 5.00 cups
  • Honey: 1 kg ≈ 2.94 cups

kg to Cups Formula

The following formula is used to convert a weight in kilograms to an approximate volume in cups for a specific ingredient.

Cups = (kg × 1000) / GPC

Variables:

  • Cups is the approximate volume in cups
  • kg is the weight in kilograms
  • 1000 converts kilograms to grams
  • GPC is the ingredient’s grams per cup value

To calculate cups from kilograms, multiply the number of kilograms by 1000 to convert to grams, then divide by the ingredient’s estimated grams per cup. Since each ingredient has a different density, the grams per cup value will change depending on what you are measuring.

Typical reference values include water at approximately 236.6 grams per cup, all-purpose flour at 120 grams per cup, granulated sugar at 200 grams per cup, packed brown sugar at 220 grams per cup, butter at 227 grams per cup, honey at 340 grams per cup, and uncooked white rice at 195 grams per cup.

What is kg to Cups?

The kg to cups conversion changes a measurement of mass into an estimated measurement of volume. Because cups measure how much space an ingredient takes up, and kilograms measure how much the ingredient weighs, the conversion depends on the ingredient being used. A kilogram of flour occupies more cups than a kilogram of honey because flour is less dense, while honey is much heavier per cup.

This is why kitchen conversions between kilograms and cups are always approximate unless the ingredient’s density is known. The calculator above uses common cooking reference weights for several frequently used ingredients to provide a practical estimate.

How to Convert kg to Cups?

The following steps outline how to convert kilograms to cups.


  1. First, determine the weight in kilograms.
  2. Next, identify the ingredient you are measuring.
  3. Find the estimated grams per cup value for that ingredient.
  4. Convert kilograms to grams by multiplying by 1000.
  5. Divide the total grams by the grams per cup value using the formula Cups = (kg × 1000) / GPC.
  6. Check your answer with the calculator above.

Example Problem:

Use the following variables as an example problem to test your knowledge.

Weight = 1.5 kg

Ingredient = All-purpose flour

Grams per cup = 120

Cups = (1.5 × 1000) / 120 = 12.5 cups

kg to Cups Conversion Table

The table below lists example conversions for 1 kilogram of several common ingredients using standard US cup estimates. Values are rounded to two decimal places.

Ingredient Approx. grams per cup 1 kg in cups (approx.)
Water 236.6 g 4.23 cups
All-purpose flour 120 g 8.33 cups
Granulated sugar 200 g 5.00 cups
Packed brown sugar 220 g 4.55 cups
Butter 227 g 4.41 cups
Honey 340 g 2.94 cups
Uncooked white rice 195 g 5.13 cups

In real recipes, cup measurements can vary slightly depending on packing, humidity, and measuring style, so these conversions should be treated as close estimates rather than exact values.