The short answer

The Colt Grizzly .357 Magnum Revolver - Stainless Steel 4.25" Precision Shooter and the S&W Model 66 Combat Magnum Gen 1 - .357 Revolver Matte Stainless are both single/double action revolvers. The S&W Model 66 Combat Magnum Gen 1 - .357 Revolver Matte Stainless is the more affordable option, starting at $749.99 versus $1399. On the spec sheet, the S&W Model 66 Combat Magnum Gen 1 - .357 Revolver Matte Stainless is lighter (36.9 oz vs 41.12 oz).

Frequently asked questions

What is the difference between the Colt Grizzly .357 Magnum Revolver - Stainless Steel 4.25" Precision Shooter and the S&W Model 66 Combat Magnum Gen 1 - .357 Revolver Matte Stainless?

Both are chambered in .357 Magnum. They differ mainly in model (GRIZZLY vs 66), barrel length (4.3" vs 4"), overall length (9.75" vs 9.6") and weight (41.12 oz vs 36.9 oz).

Which is cheaper, the Colt Grizzly .357 Magnum Revolver - Stainless Steel 4.25" Precision Shooter or the S&W Model 66 Combat Magnum Gen 1 - .357 Revolver Matte Stainless?

The S&W Model 66 Combat Magnum Gen 1 - .357 Revolver Matte Stainless is currently the cheaper of the two, with a lowest listed price of $749.99 compared with $1399 for the Colt Grizzly .357 Magnum Revolver - Stainless Steel 4.25" Precision Shooter. Dealer prices are live and can change.

Are the Colt Grizzly .357 Magnum Revolver - Stainless Steel 4.25" Precision Shooter and the S&W Model 66 Combat Magnum Gen 1 - .357 Revolver Matte Stainless the same caliber?

Yes. Both are chambered in .357 Magnum.