Source 5

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  • Ellifritz, Greg. "An Alternate Look at Handgun Stopping Power." www.buckeyefirearms.org. Buckeye Firearms Association, 8 July 2011. Web. 16 Aug. 2012. <http://www.buckeyefirearms.org/handgun-stopping-power>.
    1. The .32 showed the highest percentage of being unable to incapacitate targets with a forty percent failure rate.
    2. The .9mm pistol had the highest average amount of rounds needed in order to incapacitate a target (2.5 on average), and shotguns had the lowest average number of rounds needed to incapacitate a target (1.2 on average).
    3. The .9mm pistol had the lowest percentage of targets incapacitated in one shot (forty-seven percent), while shotguns had the highest percentage of targets incapacitated in one shot (eighty-six percent).
    4. The .44 Magnum had the highest accuracy of all firearms used (eighty-eight percent hit on head /or torso), while the .25ACP had the lowest accuracy of all firearms used (forty-nine percent hit on head or torso).
    5. The .9mm pistol had more than double the amount of shots fired and hit versus the amount of people actually shot.
    6. Both the .32 Long and the .32 ACP had the lowest percentage of fatal hits, with a twenty-one percentage.
    7. The .357 Magnum and all rifles had the smallest percentage of targets not incapacitated, with a nine percent average.
    8. Between the most common defensive calibers (.38, 9mm, .40, and .45), there was a spread of only about eight percent when it came to targets stopped with one shot to the head/torso.
    9. All the common defensive calibers required at least two rounds on average in order to incapacitate one target.
    10. The common defensive calibers all had similar failure rates when it came to incapacitating targets with one round, only differing from thirteen to seventeen percent.
    11. The 9mm Luger had a forty-seven percentage of people incapacitated by one shot to the head/torso.
    12. The .44 Magnum had a twenty-six percentage of fatal hits out of a total of twenty-four people shot.
    13. The .44 Magnum had a fifty-nine percent ratio of one-shot-stops.
    14. Out of 105 people shot, the .357 Magnum had a forty-four percent ratio of one-shot-stops.
    15. Out of 154 people shot, the .22 short and long rifle had a thirty-one percent ratio of one-shot-stops.