The Calories in Bacardi & Diet Cola

Whether you're raising a glass during a night at the bar with friends or just sipping a drink quietly at home, the combination of Bacardi rum and diet cola, poured over ice, is appealing. Smart drinking isn't just a matter of noting the alcohol content; you must also monitor your caloric intake to avoid long-term weight gain and weight-related health issues. In a rum and diet cola, 100 percent of the calories come from the rum.