Does a 4" 9mm Rival a Snub Nose .357 Mag- Ep 2. Speer Gold Dot

It's often been debated that the reduction in barrel length with a .357 Magnum snub nose revolver robs "most" of it's power and brings it down to the power factor of a 9x19mm when that 9mm is fired through a duty sized pistol. Is this true or just fiction? Watch and find out how Speer Gold Dot ammo compares.
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