Why Everyone Hates the 6.5MM CREEDMOOR?

It is an excellent choice for deer, 6.5MM CREEDMOOR antelope, and even coyotes and pigs. It is obviously on the light side for elk and moose, and while it works well on fair game on the African plains, it does have its limitations, especially on species like zebra, wildebeest, and eland.

Is a 308 or a 6.5 Creedmore better?

With a positive trajectory and low airflow, the 6.5 Creedmoor has the advantage over a precise, though not huge. 45 ACP BRASS, 308 Winchester in external ballistics in the general hunting field. It makes the cartridge more forgiving of air or range estimation errors 308 Winchester.