title: XM4
text: # XM4
  
  XM4 may refer to:
  
  * XM-4 Blues, a satellite operated by XM satellite radio
  * XM 4, a radio channel from Sirus XM satellite radio; see List of Sirius XM Radio channels
  * South African type XM4 tender, a steam locomotive tender
  * Moller XM-4, a VTOL aircraft; see List of aircraft (Mo)
  * Lipán XM4, a variant of the Argentine drone Lipán M3; see List of unmanned aerial vehicles
  * XM4, a prototype version of the M4 carbine
  * XM4 rocket launcher U.S. helicopter armament subsystems
  