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

See also

XMA (disambiguation) XM (disambiguation)