The 300H&H swallows chunks of coal and shoots good
That said,recently, I liked RL22 and 165's for about 3150;and back before RL22 was around I used IMR 4831 with 180's for about 3090 from the 26" tube of a pre 64 M70. If there is any 300 mag more tractible and user friendly than a 300H&H, I don't know what it is...................
Fed 215 is the answer to the question