grams to cups
Converting grams to cups depends on the ingredient. For flour: 120 g ≈ 1 cup. For sugar: 200 g ≈ 1 cup. Butter: 227 g = 1 cup. Below you’ll find charts, examples, and mistakes to avoid—plus a quick link back to the instant calculator.
Open the Cooking Measurement CalculatorQuick Answer: 1 cup = 120 g flour · 200 g sugar · 227 g butter.
Updated 2025 · Based on U.S. cup (240 mL).
Grams to Cups Conversion Charts
Flour (all-purpose)
| Grams (g) | Cups |
|---|---|
| 30 g | 1/4 cup |
| 60 g | 1/2 cup |
| 120 g | 1 cup |
| 240 g | 2 cups |
Sugar (granulated)
| Grams (g) | Cups |
|---|---|
| 50 g | 1/4 cup |
| 100 g | 1/2 cup |
| 200 g | 1 cup |
| 400 g | 2 cups |
Butter
| Grams (g) | Cups |
|---|---|
| 57 g | 1/4 cup |
| 113 g | 1/2 cup |
| 227 g | 1 cup |
Takeaway: Always check ingredient-specific conversion values.
Real-World Example
A recipe calls for 300 g flour. Using the chart: 300 ÷ 120 ≈ 2.5 cups flour. For 100 g sugar, the result is 1/2 cup.
Summary: 300 g flour = 2.5 cups, 100 g sugar = 0.5 cups.
Common Mistakes
Assuming 1 cup always equals the same grams
Different foods have different weights per cup.
Forgetting to level ingredients
Packed flour weighs more. Level with a knife for accuracy.
Using the wrong cup size
U.S. vs metric cups differ slightly. Stick with one system.
10-Second Method: grams to cups
- Identify the ingredient.
- Flour: 120 g = 1 cup.
- Sugar: 200 g = 1 cup.
- Butter: 227 g = 1 cup.
Summary: Conversions vary—know your ingredient.
Keep Converting
FAQ: grams to cups
How many cups is 100 g of flour?
About 0.83 cups, since 120 g = 1 cup.
How many cups is 250 g of sugar?
250 ÷ 200 = 1.25 cups sugar.
How many cups is 500 g of butter?
500 ÷ 227 ≈ 2.2 cups butter.