Can Old School Keep Up? Federal .40 S&W 155gr Hi-Shok Ballistic Gel Test

The Federal Hi-Shok projectile design has been around a long time. Is it as good as modern defense ammo? Andrew shoots Federal .40 S&W 155gr Hi-Shok from his Glock 23 into ClearBallistics gel to asses terminal performance.

Bare gel:
Penetration: 18.4", 17.9"
Retained weight: 155.3gr, 152.9gr
Max expansion: 0.807", 0.600"
Min expansion: 0.563, 0.538"

Heavy clothing:
No expansion.
Retained weight: 153.7gr

Impact velocities in fps:
1,108
1,129
1,134
1,135
1,135
Average: 1,128.20
StdDev: 11.56
Min: 1,108
Max: 1,135
Spread: 27

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