I found this on the Halo 3 Forums, after going through another group I was in. It has a lot of useful information about all the weapons of Halo 3. I did not write this, I am just sharing it with you all.

Quote:

Posted By: ICRI XSTEALTHX Legend: S=shielded foe NS= non shielded foe B/H=Body shots/Head shots. ex 4/1 shots to kill. Weapon name: Ammo in clip: Type of fire: Reload time (in seconds): Bullets a minute: Seconds to change to weapon: Shots to kill an opponent(measured as 1 burst for burst weapons and 1 bullet for automatic and single shot weapons): S( ) NS( ) seconds to finish melee: UNCOMPLETED RIGHT NOW! ----------------------------------------------------------------------------------------------------------------------------- PROJECTILE WEAPONS Assault Rifle(AR) 32 Automatic fire 1.84 629 1 S(16) NS(7) Battle Rifle(BR) 36 Burst fire 1.97 579 0.82 S(7/4) NS (3/1) Shotgun 6 single shot 1.10 to 2.22 depending if it is the last shell or not. 60 1 Sniper Rifle(sniper) 4 Single shot 2.30 80 1.02 S(2/1) NS(1) SMG 60 Automatic fire 1.58 857 0.84 S(24) NS(10) Spiker 40 Automatic fire 1.62 453 0.96 S(13) NS(6) Magnum(pistol) 8 Single shot 1.66 131 0.97 S(8/5) NS(3/1) Plasma Pistol 200 Single shot none 252 0.80 S(26) NS(19) Plasma Rifle 300 Automatic fire none 291 0.70 S(18) NS (13) Needler 19 Automatic fire 1.50 540 0.93 8 Brute Shot 6 Single shot 2.93 148 1.19 S(4) NS(2) Spnker Rocket Launcher(rockets) 2 Single shot 3.56 74 1.21 1 Spartan Laser(splazer) 5 Single shot 2.80 23 1.30 1 Covenant Carbine(carbine) 18 Single shot 2.59 240 0.98 S(12/ NS(5/1) Mauler 5 Single shot 1.75 79 1.24 S(2) NS(1) Fuel Rod Gun(FRG) 5 Single shot 3.26 120 1.24 S(2) NS(1) Beam Rifle 10 Single shot none 107 1.15 S(2/1) NS(1) Sentinel Beam 100 Beam none Continuous beam 1.09 S(9 energy) NS(3) Machine Gun Turret(turret) 200 Automatic fire none 582 none S(9) NS(3) Plasma Cannon(plasma turret) 200 Automatic fire none 588 none S(14) NS(4) ----------------------------------------------------------------------------------------------------------------------------- MELEE WEAPONS Energy Sword 10 slices slice/cut none none 2.13 1 slice to kill Brute Gravity Hammer(Hammer) 12 bash none none 1.71 1 bash to kill