Why choose? I use both. LMG for dispatching single enemies, Minigun for longer range, Missile Launcher for large groups, and Grenade Machinegun when it absolutely must not see tomorrow. And a Bumper Sword for enemies that don't justify the waste of ammo 
Aesthetic. It looks much more intimidating than the assault carbine, and that's enough for me :shrug:

Aesthetic. It looks much more intimidating than the assault carbine, and that's enough for me :shrug:
Do you play on hardcoe?
Carrying ammo for a minigun, LMG, grenade machinegun, and missile launcher is pretty much impossible.