Soldat has tested the energy rifles before, so they're familiar with the recoil-- or lack thereof-- and the heft-- or, again, lack thereof-- of them. This one is slightly heavier, when they take it and lever it against their shoulder.

"You were not holding the rifle close enough to your body to line up the sight accurately," they begin, shifting to angle themselves so Devero can see the proper spot on the shoulder to brace. "And I think you are expecting more recoil then an energy rifle has. It makes you aim too low."