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Coffee Ratio Calculator

Grams of coffee for a brewing ratio and water amount.

Compute how many grams of coffee to use for a chosen water volume and brew ratio (e.g., 1:16 for filter, 1:2 for espresso).

Daniel Oh By Daniel Oh
Published Last reviewed 1 min read

Inputs

mL

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

Coffee (g) = water (g) / ratio. 1 mL of water ≈ 1 g.

In depth

Compute how many grams of coffee to use for a chosen water volume and brew ratio (e.g., 1:16 for filter, 1:2 for espresso).