The short answer

The S&W 642 Airweight .38 SPL +P Revolver with Crimson Trace Lasergrips and the Smith & Wesson 460V Magnum Revolver - .460 S&W, 5-Rd Stainless Powerhouse are both double action revolvers. The S&W 642 Airweight .38 SPL +P Revolver with Crimson Trace Lasergrips is the more affordable option, starting at $691.94 versus $1480.99. On the spec sheet, the S&W 642 Airweight .38 SPL +P Revolver with Crimson Trace Lasergrips is lighter (15 oz vs 62.5 oz).

Frequently asked questions

What is the difference between the S&W 642 Airweight .38 SPL +P Revolver with Crimson Trace Lasergrips and the Smith & Wesson 460V Magnum Revolver - .460 S&W, 5-Rd Stainless Powerhouse?

They differ mainly in caliber (.38 Special vs .460 S&W Magnum), model (M642 Crimson Trace Lasergrips No Internal Lock vs 460), barrel length (1.9" vs 5") and overall length (6.31" vs 11.25").

Which is cheaper, the S&W 642 Airweight .38 SPL +P Revolver with Crimson Trace Lasergrips or the Smith & Wesson 460V Magnum Revolver - .460 S&W, 5-Rd Stainless Powerhouse?

The S&W 642 Airweight .38 SPL +P Revolver with Crimson Trace Lasergrips is currently the cheaper of the two, with a lowest listed price of $691.94 compared with $1480.99 for the Smith & Wesson 460V Magnum Revolver - .460 S&W, 5-Rd Stainless Powerhouse. Dealer prices are live and can change.

Are the S&W 642 Airweight .38 SPL +P Revolver with Crimson Trace Lasergrips and the Smith & Wesson 460V Magnum Revolver - .460 S&W, 5-Rd Stainless Powerhouse the same caliber?

No. The S&W 642 Airweight .38 SPL +P Revolver with Crimson Trace Lasergrips is .38 Special and the Smith & Wesson 460V Magnum Revolver - .460 S&W, 5-Rd Stainless Powerhouse is .460 S&W Magnum.