Coffee Brew Ratio
Calculate the perfect coffee-to-water ratio for any brewing method. Get precise gram measurements for pour-over, espresso, French press, AeroPress, and cold brew.
Inputs
Results
Coffee Needed
31.3 g
How to Use This Calculator
- Enter the number of cups you want to brew and your cup size in mL.
- Select your brew method (pour over, espresso, French press, AeroPress, or cold brew).
- The calculator shows coffee weight in grams, water needed in mL, approximate tablespoons, and the brew ratio used.
- Grind coffee to the appropriate fineness for your method and measure the displayed gram amount for consistent results.
How the result changes with Number of Cups
| Number of Cups | Coffee Needed |
|---|---|
| 2.9 | 45.3 g |
| 7.65 | 119.5 g |
| 13 | 203.1 g |
| 18 | 281.3 g |
What each input means
- Number of Cups
- How many cups of coffee you want to brew.
- Cup Size (mL)
- Volume of one cup in milliliters. A standard mug is ~250 mL, espresso is ~30 mL.
- Brew Method
- Each method uses a different coffee-to-water ratio.
How this is calculated
Worked example, using the default values
- Identify Input ParametersNumber of Cups = 2, Cup Size (mL) = 250, Brew Method = 1 = 3 input(s) provided
- Calculate Coffee Needed31.3 = 31.3
- Calculate Water Needed500 = 500
- Calculate Approx. TablespoonsApprox. Tablespoons6.3 = 6.3
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