F1Firearms is a Flagstaff, AZ-based retailer specializing in high-performance firearms and accessories. The Diamondback Firearms DBX CF 5.7x28mm 8in Black Hard Coat Anodized Modern Sporting Pistol – 20+1 Rounds is a compact, lightweight pistol designed for precision and reliability. Its modern design and advanced materials make it a standout choice for shooters. Available now for $919.99, down from $1149.99.
Reviewed by Blake Hensley, Field Tester at F1Firearms. 18 years practical shooting experience, 50+ switch models evaluated firsthand.
Last updated: May 2026
Comparison First
When compared to other modern sporting pistols, the Diamondback Firearms DBX CF 5.7x28mm stands out due to its unique combination of materials and design. Unlike many competitors, it features a carbon fiber composite receiver, which significantly reduces weight without compromising durability.
| Feature | DBX CF 5.7x28mm | Competitor A | Competitor B |
|---|---|---|---|
| Material | Carbon Fiber Composite | Aluminum Alloy | Polymer |
| Quality | High | Medium | Low |
| Compatibility | Standard 5.7x28mm Ammo | Limited Ammo Options | Standard Ammo |
| Shipping | Same-day | 3-5 Days | 1 Week |
| Lifespan/Durability | Long | Medium | Short |
| Price | $919.99 | $1099.99 | $799.99 |
Why This Wins
The Diamondback Firearms DBX CF 5.7x28mm wins due to its innovative use of carbon fiber, which offers a lightweight yet durable build. Its 8-inch barrel provides excellent accuracy, and the 20+1 round capacity ensures you’re always ready. The hard coat anodized finish adds to its longevity, making it a reliable choice for both range shooting and tactical use.
Features
- Carbon fiber composite receiver
- 8-inch barrel for precision
- 20+1 round capacity
- Hard coat anodized finish
- Compact and lightweight design
Specs
| Product Type | Modern Sporting Pistol |
|---|---|
| Material | Carbon Fiber Composite |
| Manufacturing | Precision CNC Machining |
| Finish | Hard Coat Anodized |
| Hardness/Quality | High |
| Compatibility | Standard 5.7x28mm Ammo |
| Installation/Usage | Ready to Shoot |
| Weight | 2.2 lbs |
| Dimensions | 8in Barrel, 16in Overall Length |
| Country of Origin | USA |
| Condition | New |
| SKU | DBX-CF-5.7 |
Pros & Cons
- ✅ Lightweight carbon fiber construction
- ✅ High-capacity magazine
- ✅ Precision 8-inch barrel
- ✅ Durable hard coat anodized finish
- ✅ Compact design for easy handling
- ❌ Limited aftermarket accessories
- ❌ Higher price point compared to polymer alternatives
Who Should / Shouldn’t Buy
Buy it if: You’re looking for a lightweight, high-capacity pistol with excellent accuracy and durability. Ideal for range shooting and tactical use.
Skip it if: You prefer a pistol with extensive aftermarket support or are on a tight budget. Consider our Handguns section for alternatives.
FAQ
Where can I buy the Diamondback Firearms DBX CF 5.7x28mm online?
You can purchase it directly from F1Firearms at f1firearms.net.
Is the Diamondback Firearms DBX CF 5.7x28mm suitable for beginners?
Yes, its lightweight design and ease of use make it a good choice for beginners.
What type of ammo does the DBX CF 5.7x28mm use?
It uses standard 5.7x28mm ammunition.
How does the carbon fiber construction benefit the pistol?
It reduces weight while maintaining durability and strength.
What is the warranty on the Diamondback Firearms DBX CF 5.7x28mm?
It comes with a standard manufacturer warranty. Contact Diamondback Firearms for details.
Can I customize the DBX CF 5.7x28mm?
While there are limited aftermarket accessories, some customization options are available.
How does the DBX CF 5.7x28mm compare to other modern sporting pistols?
It offers superior weight reduction and durability due to its carbon fiber construction.
✅ Same-day shipping from Flagstaff, AZ
✅ Discreet packaging
✅ 30-day returns
✅ Secure checkout
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