Champagne Calculator — Bottles for Toasts & Celebrations
Work out how many bottles of champagne or prosecco you need for toasts, receptions, and celebrations.
How We Calculate This
This calculator estimates champagne or prosecco quantities based on the type of occasion.
The formula
Total glasses = guests x glasses per occasion type
Bottles = total glasses / 6
A toast needs 1 glass per person. A reception needs 2-3 glasses over 1-2 hours. A full evening of champagne needs about 5 glasses per guest. Each 75cl bottle pours 6 flute glasses at 125ml.
Frequently Asked Questions
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Last updated: February 2026
All calculations are estimates. Adjust quantities based on your guests and event type.