About 7 years ago I conducted some penetration and expansion tests of varies bullets in self defense calibers. The 230 grain XTP in 45 ACP +P did fragment, but also significantly out penetrated the 230 Gold Dolt.

Fast forward to today the XTP from the 45 Super at over 150 FPS faster doesn't fragment

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The 300 grain XTP that Lynne Thompson used in Austraila didn't fragment according to the outfitter. The bullet broke bone expanded a bit, but not overly and penetrated well.
As with all brands of bullets they evolve over time.



I got banned on another web site for a debate that happened on this site. That's a first