Sub Spec am i wrongFollow

hello everyone as you probably guessed im sub specced 0/0/50 and i love it completely but from what i hear not only is it inferior in pvp but pve to now ive never tried the other specs but with sub i can 1 to 2 shot ne cloth and leather doesnt take much more of course thats with all crits wich does happen regularly ive already found the downside if i dont crit chances are im gunna have to vanish if its a player thats any higher than me. im heavy on the pvp but im about to turn lvl 50 and i was wondering am i wrong and should i respec to another build? and wich is better for pvp and wich is better for pve thank you all for your help