Quote:
The .25 has more M/E in the very short barrels than the .22 lr., BTW
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according to "ballistics by the inch", it does not:
.25 ACP: ca. 95 joule at best (Beretta 950 Jetfire)
.22lr.: ca. 120 joule (Beretta 21A)
http://http://www.ballisticsbytheinch.com/25auto.html