Question: how many liters in a double bottle of wine?
Answer: 750 ml Standard: Common bottle size for most distributed wine. 1.5 L Magnum: Equivalent to two standard 750 ml bottles. 3.0 L Double Magnum: Equivalent to two Magnums or four standard 750 ml bottles. 4.5 L Rehoboam: A sparkling wine bottle with six standard 750 ml bottles.