Scale to Grams logoScale to Grams

Coffee to Water Ratio Calculator

Perfect brew ratio for any method

Get the exact grams of coffee and milliliters of water for your preferred brewing method and strength. Based on the SCA Golden Cup Standard. Works for pour over, French press, drip, AeroPress, cold brew, and espresso.

How It Works

1

Upload a Photo (Optional)

Photograph an object to get its weight, or use the converter directly.

2

AI Estimates Weight

Our AI identifies the object and estimates its weight in your preferred unit.

3

See Converted Results

Get weight displayed in multiple units with instant conversion.

Why Weighing Coffee Matters

Coffee scoops vary wildly — a "scoop" can be anywhere from 7g to 14g. Weighing your coffee in grams and measuring water in ml gives you consistent, repeatable results every morning. Once you find your perfect ratio, you can nail it every time.

Get the Mobile App

All tools available on your phone. Download free for iOS and Android.

App StorePlay Store

Coffee to Water Ratio Calculator FAQ