About the Cups Per Bag Calculator
How many cups a bag of coffee makes, and how long it will last.
Also known as: coffee bag cups, how long does coffee last, coffee consumption calculator.
How to use this calculator
- Enter bag size, coffee per cup, cups per day, people drinking.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
cups = bag size ÷ dose per cup
Worked example
Using the values pre-filled in the calculator above:
- Bag size = 250 g
- Coffee per cup = 18 g
- Cups per day = 2
- People drinking = 1
the calculator returns:
- Cups per bag: 13.9
- Days it lasts: 6.9
- Bags per month: 4.38
- Bags per year: 52.6