About the Bottle Servings Calculator
How many servings a bottle gives, and the bottles needed for a group.
Also known as: glasses per bottle, servings per bottle, how many bottles do i need, drink servings.
How to use this calculator
- Enter calculate, bottle size, serving size, price per bottle and the other fields.
- 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
servings per bottle = bottle size ÷ serving size
Worked example
Using the values pre-filled in the calculator above:
- Calculate: Bottles needed
- Bottle size = 750 ml
- Serving size = 150 ml
- People = 20
- Servings per person = 3
- Price per bottle = 9
the calculator returns:
- Bottles needed: 12
- Total servings needed: 60
- Servings per bottle: 5
- Total volume: 9 litres