Kansas Gunshop is a Wichita, KS-based retailer specializing in firearms and accessories. The Smith & Wesson 637 Airweight .38 Spec, 1.87″, Synthetic is a compact .38 Special revolver with a 5-round capacity. Its lightweight aluminum alloy frame makes it ideal for concealed carry. Available now for $299.00 with same-day shipping.
Reviewed by Derek, Owner & FFL Holder at Kansas Gunshop. Kansas-licensed FFL dealer since 2008, NRA Range Safety Officer.
Last updated: April 2026
Specifications
| Product Type | Revolver |
|---|---|
| Material | Aluminum Alloy Frame, Synthetic Grip |
| Manufacturing | Smith & Wesson |
| Finish | Matte Silver |
| Hardness/Quality | High-Quality Steel Barrel |
| Compatibility | .38 Special Ammo |
| Installation/Usage | Ready to Use |
| Weight | 14.5 oz |
| Dimensions | 6.3″ L x 1.3″ W x 4.5″ H |
| Country of Origin | USA |
| Condition | New |
| SKU | SW637 |
Key Features
- Lightweight aluminum alloy frame for easy carry
- 1.87″ barrel for compact concealment
- 5-round capacity with .38 Special compatibility
- Synthetic grip for comfortable handling
- Matte silver finish for durability
Who It’s For
Buy it if: You need a reliable, lightweight revolver for concealed carry or as a backup firearm. The Smith & Wesson 637 Airweight is perfect for those who prioritize portability without sacrificing performance.
Skip it if: You prefer higher-capacity semi-automatic pistols. Check out our handguns section for alternatives.
Pros & Cons
- ✅ Lightweight and easy to carry
- ✅ Reliable .38 Special performance
- ✅ Compact size for concealed carry
- ✅ High-quality Smith & Wesson manufacturing
- ✅ Affordable price for a reputable brand
- ❌ Limited 5-round capacity
- ❌ Snub-nose design may reduce accuracy at longer ranges
Comparison
| Feature | Smith & Wesson 637 | Ruger LCR | Taurus 856 |
|---|---|---|---|
| Material | Aluminum Alloy | Polymer Frame | Steel Frame |
| Quality | High | High | Medium |
| Compatibility | .38 Special | .38 Special | .38 Special |
| Shipping | Same-Day | Varies | Varies |
| Lifespan | Long | Long | Moderate |
| Price | $299.00 | $350.00 | $250.00 |
FAQ
Where can I buy the Smith & Wesson 637 Airweight online?
You can purchase the Smith & Wesson 637 Airweight at Kansas Gunshop (kansas-gunshop.com) with same-day shipping from Wichita, KS.
Is the Smith & Wesson 637 Airweight good for concealed carry?
Yes, its lightweight aluminum alloy frame and compact 1.87″ barrel make it an excellent choice for concealed carry.
What type of ammo does the 637 Airweight use?
It is compatible with .38 Special ammunition.
How many rounds does the 637 Airweight hold?
It has a 5-round capacity.
What is the weight of the 637 Airweight?
It weighs 14.5 ounces.
Is the 637 Airweight suitable for beginners?
While it’s easy to use, the snub-nose design may require practice for accurate shooting. Beginners might prefer a longer barrel for better control.
Does the 637 Airweight come with a warranty?
Yes, Smith & Wesson offers a limited lifetime warranty on this firearm.
✅ Same-day shipping from Wichita, KS
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
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About this review: Written by Derek, Owner & FFL Holder at Kansas Gunshop. Last updated: April 2026.
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