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Beverage Calculators

Drink Quantity Calculator

Drinks to buy for an event — alcoholic and soft — by guest count and duration.

Enter values

Results update as you type.

Result

Total alcoholic drinks

263

Guests drink faster in the first hour — allow a little extra at the start and less later.

Bottles of wine (5 glasses each)
24
Bottles or cans of beer
105
Bottles of spirits (17 measures)
3
Soft drinks
213
Litres of water
38
Ice needed
25 kg
Glasses to hire (1.5 each)
75

Always provide plenty of non-alcoholic options and water, and check the licensing rules that apply to your event.

About the Drink Quantity Calculator

Drinks to buy for an event — alcoholic and soft — by guest count and duration.

Also known as: party drinks calculator, how much alcohol for a party, wine per person, bar quantity calculator.

How to use this calculator

  1. Enter guests, event length, guests drinking alcohol, drinking pace and the other fields.
  2. The result updates instantly as you type — press Calculate (or Enter) at any time.
  3. Review the breakdown shown under the main result.
  4. Use Copy result or Share to save the answer or send a link with your inputs.

Formula

drinks = drinkers × hours × drinks per hour

Worked example

Using the values pre-filled in the calculator above:

  • Guests = 50
  • Event length = 5 hours
  • Guests drinking alcohol = 70 %
  • Drinking pace: Average (1.5 per hour)
  • Of the alcohol, wine = 45 %
  • Beer = 40 %

the calculator returns:

  • Total alcoholic drinks: 263
  • Bottles of wine (5 glasses each): 24
  • Bottles or cans of beer: 105
  • Bottles of spirits (17 measures): 3