How much alcohol do you need for your wedding?

Work out how many bottles of wine, beer and spirits your wedding needs from your guest count, hours of bar service and what your guests drink.

How much alcohol do I need for 100 wedding guests?

At one drink per guest per hour for five hours plus a 10% buffer, 100 guests need about 550 drinks. With half of them wine, that is about 55 bottles of wine, 165 beers and 7 bottles of spirits.

How many glasses of wine are in a bottle?

About five. A standard 750 ml bottle holds 25.4 fluid ounces, and a US standard drink of wine is 5 ounces.

How many drinks are in a bottle of liquor?

About 16 from a 750 ml bottle, using the US standard 1.5-ounce measure of 80-proof spirits. Cocktails with a double measure halve that.

Why do wedding alcohol calculators give such different answers?

They assume different drinking rates, party lengths and buffers without saying so. This calculator shows each assumption so you can set it for your own guests.