JNG 90 and M98B have the highest damage.
JNG is faster, easier to maneuver and has a bigger magazine.
Plus, the loud booming sound is just plain badass.
All the Semi-auto sniper rifles are crap.
Every map you'll see a bunch of SKS n00bs just popping out shells without getting any serious score.
Tehran Highway, Operation Metro and Grand Bazaar are the true test of speedy snipers in TDM.