Do alcoholic beverages have the same concentration of alcohol as those in Bible times?

No, alcoholic beverages today generally have a higher concentration of alcohol than those in Bible times. Alcoholic beverages in biblical times were typically fermented beverages, such as wine or beer, that had an alcohol content of around 5-15%. In contrast, many alcoholic beverages today, such as distilled spirits like vodka or whiskey, can have an alcohol content of 35-65%.