The firemarms industry are trying to sell you stuff so I'd discount their opinion. Guess what? They all say thiers is the best!
The military can only use fully jacketed ammo so their experience will be different to yours. They simply don't have an opinion on what is the best expanding round. They have no need to know.
And the cops follow Evan Marshall whose figures show 9mm, .40, .45, 357 etc all in the 90 to 95% one shot stop range.
qjs