I have all 3 of the 270 cal saying the 270 win shoot as fast as a 270wsm or 270 roy is bull [bleep]. lots slower the win,270 I shot a carbou with 270wsm the 130 gr put stuff after shot 15 to 20 yards from where hit hope it helps but will say this Its about the best cal to buy for anything you will hunt in the U.S.or canada
