How many 750ml bottles are there in a 1.5ltr? Leave a Comment / General Finest Reply This struck me as humorous. The short reply: 2 The longer clarification: 750ml is 750 milli-liters. 1,000ml = 1 liter. So since 750ml plus 750ml would equal 1,500ml , that will even be 1.5 liters. Read More: What tims is 9pm PST in Central time? How many linear ft in 1 acre? READ: What is Taylor swift natural eye color?