Coffee to Water Ratio Calculator
Right amount of coffee grounds for your brew.
Enter your values
ⓘ Live results
Results
- Coffee needed
- 31.3 g
- Ratio used
- 1:16
- Water used
- 500 g/ml
- Approx cups (240ml each)
- 2.1
Quick answer
A standard ratio is about 1:16 coffee to water by weight, adjusted stronger or weaker to taste.
coffee grams = water grams / ratio
How to use the Coffee to Water Ratio Calculator
- 1Enter the total water amount for your brew.
- 2Choose mild, medium or strong strength.
- 3The coffee amount uses the standard ratio for that strength.
Worked example
Using the values the calculator loads with:
Inputs
- Water amount500 g/ml
- StrengthMedium (1:16)
Results
- Coffee needed31.3 g
- Ratio used1:16
- Water used500 g/ml
- Approx cups (240ml each)2.1
Frequently asked questions
Does this work for espresso?
No — espresso uses a much tighter ratio around 1:2; this is for drip, pour-over or French press brewing.
Can I use my own ratio?
Yes, divide your water amount by any custom ratio to get the coffee weight.
About this calculator
- Built and reviewed by James Whitfield · How we build and test calculators
- Report an error
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.