For the criteria you mentioned. 8" hands down. It's already a hog's leg. As posted, velocity, accuracy, recoil, all get better with an extra 2".
Than you have the ported option also....but in 41 mag. should not be an issue, and a damn fine hunting pistol.
41 mag? Not like FQ's 454 Casull, .460 S&W, the 500?
Why the .41?