Coffee Ratio Calculator
Coffee grounds needed for the water you brew with.
ml
g
How it works
Coffee = water ÷ ratio, treating 1 ml of water as 1 g. A 1:15 to 1:17 ratio is common. One level tablespoon holds about 5 g of ground coffee.
FAQ
Is this calculator free?
Yes. No signup is needed and nothing you enter is stored.
Is the result exact?
Results are rounded for display. For financial, medical, or legal decisions, confirm with a professional.
Do my numbers leave my device?
No. The calculation runs in your browser.