Star Wars Droids and Machines and Their Real-Life Counterparts [Infographic]
R-series Astromech Droids - Star Wars
super battle droids were an advanced battle droid used by the Confederacy of Independent.
battle droids were battle droids that made up the backbone of the Trade Federation Droid Army and the Separatist Droid Army. Often called "Clankers" by Galactic Republic clone troopers, they were the successor of the OOM-series battle droid.