Selected Handgun Detail

Smith & Wesson
Model 640
Smith & Wesson Revolver 640 .357 Mag Variant-1
Scale To:
Gun Dimensions Width:No Data
Length:6.56-in Height:No Data
Barrel:2.125-in Weight:23-oz
1 Variant
Gun Rankings
  • Power Factor (158 grain bullet)173010
  • Recoil Factor (158 grain bullet)12.76 ft-lb
  • Total Capacity5 rounds
  • ConcealabilityGood
  • Defense Factor67%
Gun Specifications
Type:Revolver
Caliber:.357 Mag
Action:revolving chamber
Trigger:double-action only (DAO)
Safety:no manual safety
Cylinder:5-round
Frame:stainless steel
Grip:Uncle Mike's combat
Sights:serrated ramp front, fixed notch rear
Notes:
Manufacturer
Smith & Wesson
More Info
About the Gun

The Model 640 Centennial 'J'-frame, 5 shot, double action only revolver is a stainless steel variant of the Model 40.

Production

Production of this specific firearm with its unique features began in 1995 as part of a series introduced for enhanced performance. It continued to be manufactured with these distinct characteristics through various production runs into the early 2000s.

Market value
Last updated: 7/9/2025

The MSRP for this gun when new is approximately $839. In 95% condition, the used market value ranges from $600 to $700 based on recent 2025 sales data.

Cartridge Specifications
Cartridge: .357 Magnum
Alias: .357 Smith & Wesson Magnum
More Info
Ballistics for This Gun
Selected Bullet Mass:158 grains
MV:1095 ft/sec ME:421 ft-lbs
Analysis

This compact revolver in .357 Magnum offers a robust option for concealed carry and personal defense. Its accuracy is commendable for a snub-nosed design, delivering consistent performance at close to moderate ranges. The ergonomics are well-suited for smaller hands, with a grip that aids in control despite the powerful caliber. Reliability is a key asset, as it functions dependably under various conditions with minimal malfunctions. However, the trigger pull is notably heavy in double-action mode, which may challenge some shooters seeking smoother operation. Felt recoil is significant due to the lightweight frame and potent round, potentially affecting follow-up shots for less experienced users. Maintenance can be cumbersome, requiring attention to detail, and sourcing replacement parts may pose difficulties due to limited availability. Overall, it’s a solid choice for those prioritizing durability, though it demands skill to manage its inherent challenges.

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