Convert Water from Grams to Cup
How many cups is 100 grams of water?
100 grams of water (H2O) is 0.4 cups. 200 grams of water is 0.8 cups. 250 grams of water is 1 cup. 500 grams of water is 2 cups. Use the converter below for any amount.
- These figures use the metric cup (250 ml), so 1 cup is 250 g. A US cup is slightly smaller at 240 ml and holds about 240 g. Use the US cup converter →
- Cup sizes are not standard worldwide, so the same cup of an ingredient can weigh more or less depending on the country. What is a cup measurement →
No scale? The tool below gives a good estimate, but for exact bakes a digital kitchen scale removes the guesswork.
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Common Water Conversions
Here are the most common water conversions from grams to cups.
| Grams | Cups |
|---|---|
| 50 g | 0.2 cups |
| 100 g | 0.4 cups |
| 125 g | 0.5 cups |
| 150 g | 0.6 cups |
| 175 g | 0.7 cups |
| 200 g | 0.8 cups |
| 250 g | 1 cup |
| 300 g | 1.2 cups |
| 400 g | 1.6 cups |
| 500 g | 2 cups |
For grams to cups with a different ingredient, use the grams to cups converter for a quick-reference table.
For the reverse conversion, see 1 cup of water in grams.
Frequently Asked Questions
- How many cups is 100 grams of water?
- 100 grams of water is 0.4 cups. The conversion is fixed, so 50 grams is 0.2 cups and 200 grams is 0.8 cups. Halving or doubling a recipe keeps the same ratio. Use the converter above for any other amount, or the conversion chart on this page for the common ones. Open the water converter
- How many cups is 200 grams of water?
- 200 grams of water is 0.8 cups. The conversion is fixed, so 100 grams is 0.4 cups and 400 grams is 1.6 cups. Halving or doubling a recipe keeps the same ratio. Use the converter above for any other amount, or the conversion chart on this page for the common ones.
- What is 250g water in cups?
- 250 grams of water is 1 cup. The conversion is fixed, so 125 grams is 0.5 cups and 500 grams is 2 cups. Halving or doubling a recipe keeps the same ratio. Use the converter above for any other amount, or the conversion chart on this page for the common ones.
- What is 500g water in cups?
- 500 grams of water is 2 cups. The conversion is fixed, so 250 grams is 1 cup and 1 kg is 4 cups. Halving or doubling a recipe keeps the same ratio. Use the converter above for any other amount, or the conversion chart on this page for the common ones.
- How much is 100 grams of H2O in cups?
- H2O is another name for water, so 100 grams of H2O is 0.4 cups, exactly the same as water. The figure does not change with the name: 200 grams is 0.8 cups and 50 grams is 0.2 cups. Use the converter above for any quantity, or read the conversion chart on this page for the most common amounts.