Your list was only the surface of the stupidity of the Xbox model naming nightmare, here is a more comprehensive list:

• Xbox
• Xbox 360
• Xbox 360 Arcade
• Xbox 360 Elite
• Xbox 360 S
• Xbox 360 E
• Xbox One
• Xbox One Elite
• Xbox One S
• Xbox One X
• Xbox One S All-Digital Edition
• Xbox Series X
• Xbox Series S