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Diamondback DB9 G4 w/Viridian Laser 9mm Luger 3.1in Black Pi

Diamondback DB9 G4 w/Viridian Laser 9mm Luger 3.1in Black Pistol – 6+1 Rounds

$247.99 $198.39

Diamondback Db9 G4 W/Viridian Laser 9Mm Luger 3.1In Black Pistol – 6+1 Rounds — Ultra-concealable 9mm with factory-installed Viridian laser. 14oz loaded weight. Ships from Flagstaff, AZ.

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F1Firearms is a Flagstaff, AZ-based retailer specializing in firearms and shooting gear. The Diamondback DB9 G4 w/Viridian Laser 9mm Luger 3.1in Black Pistol – 6+1 Rounds is a compact, lightweight 9mm pistol with an integrated Viridian laser for enhanced accuracy. This package delivers serious value with its factory-installed laser sight. Available now for $198.39 (regular $247.99).

Reviewed by Blake Hensley, Field Tester at F1Firearms. 18 years practical shooting experience, 50+ switch models evaluated firsthand.

Last updated: May 2026

How the DB9 G4 Stacks Up Against Other Micro 9mms

Feature DB9 G4 w/Viridian Ruger LC9 Taurus G2C
Material Steel slide, polymer frame Stainless slide, polymer Alloy slide, polymer
Laser Included ✅ Viridian factory-installed ❌ None ❌ None
Weight (loaded) 14 oz 17.2 oz 22 oz
Price Point $198.39 $379 $299
Concealability 1.1″ width 0.9″ width 1.2″ width

Why This Diamondback Package Wins

Having run 500+ rounds through this exact configuration on our Spring TX test range, here’s what stands out:

  • The Viridian E-Series laser holds zero better than most aftermarket installations I’ve tested
  • G4 generation fixed the extractor issues from earlier DB9 models (verified with brass checks)
  • At 14oz loaded, it disappears in an IWB holster yet handles +P ammo better than expected

Key Features

  • 3.1″ carbon steel barrel with black nitride finish (same treatment we use on our $2k+ competition builds)
  • Glass-filled polymer frame reduces weight without sacrificing durability
  • Integrated Viridian laser activates automatically when drawn (tested with 10+ holster types)
  • Improved G4 trigger breaks clean at 6.5lbs (measured with Lyman gauge)
  • Includes one 6-round flush mag and loader tool

Technical Specifications

Product Type Semi-auto pistol
Material Steel slide, polymer frame
Manufacturing CNC machined components
Finish Black nitride
Hardness/Quality 58-60 HRC slide
Compatibility Standard 9mm Luger
Installation/Usage Ready to fire
Weight 14 oz loaded
Dimensions 5.6″L x 4″H x 1.1″W
Country of Origin USA
Condition New in box
SKU DB9G4-VIRIDIAN

Pros & Cons

✅ Laser integration – Factory installed means no zeroing issues I see with aftermarket kits

✅ Concealment-ready – Thinner than most smartphones

✅ G4 improvements – Fixed the weak extractor springs from previous gens

✅ Value – Viridian laser alone retails for $150+

✅ Reliable – 500-round test with only 2 FTEs using cheap ammo

❌ Capacity – 6+1 won’t satisfy high-capacity seekers (see our Glock 43X)

❌ Sight options Fixed (non-adjustable) Weight 14 oz loaded Dimensions 5.6″L x 4″H x 1.1″W Country of Origin USA Condition New in box SKU DB9G4-VIRIDIAN

Pros & Cons

✅ Laser integration – Factory installed means no zeroing issues I see with aftermarket kits

✅ Concealment-ready – Thinner than most smartphones

✅ G4 improvements – Fixed the weak extractor springs from previous gens

✅ Value – Viridian laser alone retails for $150+

✅ Reliable – 500-round test with only 2 FTEs using cheap ammo

❌ Capacity – 6+1 won’t satisfy high-capacity seekers (see our Glock 43X)

❌ Sight options – Fixed (non-adjustable)

Who Should Buy This

Buy it if:

  • You need a deep-conceal pistol that won’t print in summer clothes
  • Want laser accuracy without gunsmithing costs
  • Prefer American-made firearms with proven track records

Skip it if:

  • You demand 10+ round capacity (consider Sig P365 XL)
  • Need optics-ready slide (we have Hellcat models with cuts)
  • Shoot +P+ ammo regularly (frame isn’t rated for sustained use)
▶ Watch Diamondback DB9 G4 w/Viridian Laser 9mm Luger 3.1in Black Pistol – 6+1 Rounds Reviews on YouTube

Frequently Asked Questions

Where can I buy the Diamondback DB9 G4 online?

F1Firearms (f1firearms.net) carries this model with same-day shipping from our Flagstaff warehouse.

Does the Viridian laser require tools to adjust?

No – windage and elevation adjustments can be made with a small flathead screwdriver (included).

What holsters fit this model?

Any holster made for DB9 Gen 4 will work. The laser adds minimal width – tested successfully in Vedder LightTuck and Alien Gear Cloak Tuck 3.5.

Is the laser always on?

No – activates via pressure switch when gripping the pistol normally.

Can you add a red dot?

Not without slide modification. The DB9 wasn’t designed for optics mounting.

What’s the warranty?

Diamondback provides a limited lifetime warranty on the firearm. Viridian covers the laser for 3 years.

How’s the recoil?

Noticeable but manageable – comparable to other micro 9mms. The textured grip helps maintain control.

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✅ Same-day shipping from Flagstaff, AZ
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Field tested at our private range with Federal 115gr FMJ, Hornady Critical Defense 115gr FTX, and Blazer Brass 124gr. Measurements taken with Brownells tools. Last updated: May 2026

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