What is the difference between a .38 Special and a .357 Magnum revolver?

The main difference between a .38 Special and a .357 Magnum revolver is the size and power of the ammunition they use. The .357 Magnum is more powerful and has a longer cartridge than the .38 Special, resulting in higher velocity and stopping power. This makes the .357 Magnum better suited for hunting or self-defense, while the .38 Special is more commonly used for target shooting or personal protection.