Which is stronger 5-500mg hydrocone or 10-325mg oxycodone?

They are both very similar. The 7.5 in both of them stand for the amt. of hydrocodone and oxycodone in each tablet. The 500 and 325 stand for how much acetaminophen or also known as Tylenol is in each tablet. They hydro and oxy are similar except that hydro is made with a process of water and oxy are made with a process of oxygen.