
Originally Posted by
Nickdfresh
Maybe at very close quarter combat ranges. The 7.62x39 has reduced velocity that might transfer energy better at short ranges, sort of like a .45ACP round over a 9x19mm NATO/Lugar. But an 855 will blow through a ballistic vest much better and will have better pen through walls and stuff, so sort of a tradeoff...
Not 100% positive, but I think current US ballistic vests will if not stop the Soviet slug, will at least slow it down to turn fatal wounds into non-fatal ones...