80x

80x or 80X may refer to:

• 80X, a model of the Beretta Cheetah
• A bus route in Hong Kong
• Any of the Class 80x sets of the Hitachi A-train family in the United Kingdom
  • British Rail Class 800
  • British Rail Class 801
  • British Rail Class 802
  • British Rail Class 803
  • British Rail Class 805
  • British Rail Class 807
  • British Rail Class 810