1.5 Liter Magnum Champagne Bottles
“Magnums of Champagne are 1.5 Litre of Champagne and are Equal to 2 Standard Champagne Bottles. The Magnum format is often said by wine experts to be superior to a regular-sized bottle for maturing wine, because the ratio of air to liquid is lower in larger formats, allowing the wine to age more slowly. Magnums are often available in both Brut & Rosé Champagne.”
A 1.5L bottle of Champagne is called a Magnum. And is equal to two standard Champagne bottles. ... Jéroboam = 3 litres or 4 standard bottles. Methuselah = 6 litres or 8 standard bottles.