• • Design: Crossover (compact slide, full-size frame).
  • Caliber: 9mm Luger.
  • Capacity: 17+1 (standard).
  • Barrel Length: 4.02 inches.
  • Overall Length: 7.44 inches.
  • Weight: ~21.73 oz (empty).
  • Serrations: Front and rear (FS).
  • Optics: Newer models, including Gen 6, feature direct-mount optic systems.

• Glock 45 vs 19X: The G45 lacks the 19X’s lanyard loop and magazine lip, allowing it to take all Gen5 magazines.
• Gen5 Technology: The pistol includes the Glock Marksman Barrel (GMB) and an ambidextrous slide stop lever.
• Gen6 Updates: Newer, upcoming, or rumored iterations (Gen 6) are appearing with further improvements, such as deeper front slide serrations and potentially modified internal, single recoil springs for enhanced reliability, and specialized optic-ready systems (ORS).

Glock 45 (Gen5) — Full Specifications & Details

General Overview

• Manufacturer: Glock GmbH
• Model: Glock 45 (G45)
• Type: Semi-automatic pistol
• Caliber: 9×19mm (9mm)
• Action: Striker-fired (Safe Action system)

👉 Despite the name, it is NOT .45 caliber—“45” is just the model number.

 Design Concept (Crossover Platform)

The Glock 45 combines:

• Compact slide (like Glock 19)
• Full-size frame (like Glock 17)

👉 Result:

• Better control (full grip)
• Faster handling (shorter slide)
• High capacity

 Dimensions & Weight

• Overall length: 7.44 in (189 mm)
• Barrel length: 4.02 in (102 mm)
• Height (with mag): 5.47 in (139 mm)
• Width: 1.34 in (34 mm)
• Weight (empty): ~21.7 oz (616 g)
• Weight (loaded): ~30.3 oz (860 g)

 Capacity

• Standard magazine: 17 rounds
• Optional magazines: 19, 24, 31, 33 rounds

Construction & Materials

• Frame: Polymer
• Slide: Steel with nDLC (corrosion-resistant finish)
• Barrel: Glock Marksman Barrel (enhanced accuracy)

 Sights & Optics

• Standard: Fixed polymer or steel sights
• MOS version: Optics-ready for red dot sights

Ergonomics & Controls (Gen5 Features)

• No finger grooves (improved grip fit)
• Ambidextrous slide stop
• Reversible magazine release
• Modular backstrap system (adjustable grip size)
• Flared magwell for faster reloads

 Safety System

Glock Safe Action® system includes:

• Trigger safety
• Firing pin safety
• Drop safety

👉 All safeties disengage automatically when the trigger is pulled and re-engage afterward.

 Performance

• Accuracy: Improved via Marksman Barrel
• Recoil: Moderate, very controllable
• Reliability: Extremely high (law enforcement standard)

👉 Widely used for:

• Duty carry (police/military)
• Home defense
• Range shooting

 Variants

• Glock 45 Gen5: Standard model
• Glock 45 MOS: Optics-ready version
• G45 with night sights: Upgraded sight packages

 Pros & Cons

✅ Pros

• Excellent balance (compact slide + full grip)
• High capacity (17+ rounds)
• Very reliable and durable
• Ambidextrous controls
• Good ergonomics for most hand sizes

⚠️ Cons

• Full-size grip makes concealment harder
• Standard Glock trigger is average (not premium)
• Polymer sights on base models

 Real-World Insight (User Feedback)

From Reddit discussions:

“Best of the 17 and the 19.”

“Shoots smoother… but harder to conceal than the 19.”

👉 Translation:

• Excellent shooting performance
• Not the easiest for concealed carry

 Bottom Line

The Glock 45 is:
👉 A hybrid duty pistol designed to combine:

• Control (full-size grip)
• Speed (compact slide)
• Capacity (17+ rounds)

It’s ideal for:

• Duty use
• Home defense
• Shooters who want a balanced, all-purpose handgun