Brew Ratio Calculator
Pick a dose and strength. Get the water weight and a plain-English target.
Coffee by weight, not guesswork
Choose a dose, batch size, or brew method and get a practical starting point in seconds. BeanDial keeps the math simple so your next cup is easier to fix, repeat, and enjoy.
Tools
Each calculator gives a clear starting point, plus the next adjustment to try if the cup tastes off.
Pick a dose and strength. Get the water weight and a plain-English target.
Scale a jar or pitcher without making the batch harsh, thin, or muddy.
Start in the right range before making tiny taste-based changes.
Gear
Better coffee rarely needs a shelf full of gadgets. Start with tools that make your recipe more repeatable, then skip the rest until you know what problem you are solving.
The fastest way to stop guessing and make every ratio on this site usable.
View scale guideThe biggest flavor upgrade once you are ready to make grind changes repeatable.
View grinder guideWorth it for pour-over control, less important for French press or cold brew.
View kettle guideEvergreen guides
Compare common brew ratios and see what 20 grams of coffee needs.
02Translate confusing coffee-maker cups into grams and tablespoons.
03Choose a batch strength before committing a whole jar of beans.
04Match texture to method, then adjust based on flavor.
Quick answers
Start with 1:16, which means 1 gram of coffee for every 16 grams of water. For example, 20 grams of coffee uses 320 grams of water.
A digital scale is the easiest first upgrade because it makes every recipe repeatable. After that, a burr grinder usually improves flavor the most.
Yes. The calculators work with any brewer. Better gear mainly helps you repeat the same recipe more accurately.
Printable guide
Get the printable ratio chart, plus occasional updates when BeanDial adds new brew guides, buying checklists, and tools worth saving.