Groups comparison
id Tech 1 (Doom engine) - 1993 to 2013
Uses the original Doom's engine or some modification of it.
id Tech 4 (Doom 3 engine) - 2004 to 2015
Uses id Tech 4 game engine, developed by id Software.
Uses the original Doom's engine or some modification of it.
id Tech 4 (Doom 3 engine) - 2004 to 2015
Uses id Tech 4 game engine, developed by id Software.
idtech1
idtech4