Coffee to Water Ratio Calculator

Your details

Choose whether to start from water, coffee, or number of cups.
Total water you plan to use.
ml
Each method uses a different ratio and grind size.
Strength changes the water-to-coffee ratio. Regular is the Specialty Coffee Association standard starting point.
Coffee neededBalanced brew
25

Ground coffee required for your brew

Water needed400
Brew ratio (water : coffee)1 : 16
Coffee in tablespoons4.7
Grind sizeMedium
Water temperature91-96 degC
Brew time5-8 min
25 g
Very light<10Light to regular10-25Strong25-45Very strong / concentrate45+

25.0 g coffee + 400 ml water

  • Use 25.0 g of coffee to 400 ml of water (ratio 1:16).
  • Grind size for Drip / Auto-drip: Medium.
  • Brew time: 5-8 min.
  • Weighing coffee and water in grams gives more consistent results than using volume scoops or tablespoons.

Next stepTry adjusting the strength up or down by one step, then taste-test to find your ideal ratio.

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