The Panzer IV was partially succeeded by the Panther medium tank although the Panzer IV continued as a significant component of German armoured formations to the end of the war .
The Panther medium tank was introduced to counter the Soviet T - 34 .
The Panzer IV was partially succeeded by the Panther medium tank , which was introduced to counter the Soviet T - 34 , although the Panzer IV continued as a significant component of German armoured formations to the end of the war .