Originally Posted by
MDenham
Less risky, you don't have to go dump merits as quickly (7.5 job points per 45 merits vs. 0.75 job points per 45 merits), and if you're going after CP solo in both cases, faster kills. (I'm not quite sure what the ratio in HP is between the 123ish mobs and the lv97-99 mobs, which is where the main difference in kill speed would be.)
I may have to check whether or not Toraimarai Canal is actually a viable place to farm CP for a party; there should be enough mobs to support a full party without a problem, and you'd be bounded by pull speed rather than kill speed.