This thread is meant to be a reference for weight comparisons between popular AR-15 options. The only non-AR is the SCAR. Any added accessories will be annotated. Enjoy! DI Rifles: Bushmaster Modular Carbine: 7lbs 3.2oz Bushmaster A3M4: 6lbs 12.2oz Bushmaster A3 Target (20" Barrel): 8lbs 9.2oz Colt SP6920: 6lbs 14.6oz Daniel Defense DDM4V4: 6lbs 7.4oz Knight's SR-15 (w/vfg): 6lbs 14.2oz Wanna kill these ads? We can help!