[Bonemaker]

We uare talking about the .357 Sig here not the magnum.

[PapaBear3625]

Muzzle energy of 9mm goes from about 500 Joules to a bit over 600 joules.

Muzzle energy of .357 Sig goes from about 700 Joules to close to a thousand joules. Significantly more energy hitting the target (and more recoil)