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Smith & Wesson Model 638 Bodyguard Airweight .38 Special
.38 Special • Smith & Wesson

Smith & Wesson Model 638 Bodyguard Airweight .38 Special

Model: 163070

5
CAPACITY
1.88"
BARREL
0.9
LBS
DA/SA
ACTION
.38 Special
CALIBER
$569
MSRP

Full Specifications

Action Type DA/SA
Trigger DA/SA
Safety None
Optic Ready No
Overall Length 6.3"
Barrel Length 1.88"
Height 4.3"
Width 1.3"
Weight 14.6 oz (0.91 lbs)
Frame Material Aluminum Alloy
Frame Finish Matte Silver
Barrel Material Stainless Steel
Twist Rate 1:18.75"
Grip Type Black Synthetic
Country of Origin USA

About This Firearm

The Smith & Wesson Model 638 Bodyguard Airweight is an aluminum-framed single and double action .38 Special built for pocket carry. It has an MSRP of $569. Its hammer sits inside a humped shroud with a cutout at the back, so it can still be thumbed back for a single-action shot while presenting no spur to the lining of a pocket.

The sights are serrated at the front with a notch in the frame at the rear, both fixed in place. The grip is black synthetic in a boot shape, cut short so the butt does not print. The frame is aluminum alloy in matte silver with a stainless barrel and cylinder. The gun weighs 14.6 oz, measures 6.3 inches long, 4.3 inches tall and 1.3 inches wide, the 1.88-inch barrel turns 1:18.75, and nothing on it takes an optic.

If you're cross-shopping, the Smith & Wesson Model 637 Airweight has the same MSRP and a full hammer spur, which is faster to reach and worse in a pocket. The Smith & Wesson Model 642 Airweight has an MSRP of $539 and encloses the hammer completely, giving up single action altogether for a draw with nothing to catch. The 638 keeps single action available, and its hammer takes a more deliberate thumb than a spur.

Best For

GOOD
Pocket Carry
The shroud takes the spur out of the draw while leaving the hammer reachable, which no other hammer-equipped J-frame in this line does.
GOOD
Concealed Carry
A boot grip on a frame 4.3 inches tall keeps the butt from pushing against a shirt, and 1.3 inches of width sits flat inside a waistband.
FAIR
Range/Target
Cocking the hammer through the cutout gives a short break for careful shots, but the reach is slower than a full spur and the fixed sights cannot be adjusted.

Strengths & Limitations

Strengths
  • A single-action option without a spur sticking out.
  • Stainless barrel and cylinder on an aluminum frame, so the parts that see pressure and fouling are the corrosion-resistant ones.
  • The boot grip is standard here, and a longer grip on a small revolver is more likely to print under a shirt.
Limitations
  • Thumbing the hammer through the shroud cutout is slower and less certain than reaching a full spur.
  • The cutout collects lint and powder residue in a way the fully enclosed frame does not.
  • Both sights are fixed and neither is dovetailed, so there is no path to a night sight.

Category Rankings

How the Smith & Wesson Model 638 Bodyguard Airweight .38 Special ranks among small .38 Special handguns.

Capacity
#4 of 6
Top 67%
5 rds
Weight
#1 of 6
Top 17%
0.9 lbs
Barrel
#6 of 6
Top 100%
1.88"
MSRP
#4 of 6
Top 67%
$569
Overall Length
#2 of 6
Top 33%
6.3"

Compatible Ammunition

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Where to Buy

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Frequently Asked Questions

Is it rated for +P?

Yes. Smith & Wesson lists the chambering as 38 Special +P.

What is the twist rate?

A 1:18.75 twist, the rate used across these J-frames.

Do standard J-frame grips fit it?

Most do, but the rear hump changes the frame profile, so grips that wrap high at the backstrap can foul the shroud. Boot grips cut for this model avoid the problem.