I have hunted buff with a scoped Mauser 404J w/ 400 grain aframes and scoped Sako 375HH w/ 300 grain aframes.
They will produce the same result with proper shot placement.
I have, or have owned, 375HH, 404J, 416 Rem, 416WBY, 458 WM, 450 Rigby, 458 Lott, 500NE, but have found that the recoil...