HK416 vs M4 carbine: how to tell them apart
Two versions of the same family. Name the wrong one in Spotrep and you still get family points, but the exact model scores most.
No photo yet
HK416
What gives it away
AR pattern with a thick, squared free-floating rail handguard and a gas piston system.
Used by
Norway, France, Germany and many special forces
No photo yet
M4 carbine
What gives it away
AR-15 pattern: straight-line stock, collapsible butt, forward assist and a short barrel under a railed handguard.
Used by
USA and many others