In this video we compare two lightweight carry revolvers. Both J Frame from Smith and Wesson.

The S&W 642 aluminum frame in 38 SPL +P vs the S&W 340PD Scandium frame in 357 magnum. A comparison of weights, length, width, etc. Then a compare and contrast of the two guns. Hope this helps you in your choice of the two guns. Both great carry options. Leave questions in the comments.