☕ Brew Ratio Calculator

Get the perfect coffee-to-water ratio for any brewing method. Enter your coffee or water amount and we’ll calculate the rest — plus grind size, water temperature, and brew time.

Ratios are starting points — adjust to taste. Water absorption means your final yield will be about 85% of the water used. For best results, use freshly roasted beans (within 2-4 weeks of roast date) and filtered water.