Glock 19 Gen 5 Compact MOS 9mm - Optics Ready Defense Pistol
The Glock 19 Gen 5 Compact MOS 9mm - Optics Ready Defense Pistol is a 9mm compact handguns from Glock. It is available from 2 vendors at $620 to $899.99.

Product Information
Name: Glock 19 Gen 5 Compact MOS 9mm - Optics Ready Defense Pistol
Brand: Glock
Category: Compact Handguns
Caliber: 9mm
Barrel Length: 4"
Capacity: 10 rounds
UPC: 764503030819
SKU: UCDSUKo1T
Description
The Glock 19 Gen 5 Compact MOS is a striker-fired semi-automatic pistol chambered in 9mm Luger (9x19 Para). It has a 4-inch Glock Marksman Barrel, 10+1 capacity, and ships with three magazines. The slide has factory MOS optic cuts and the frame includes interchangeable backstraps.
Key Specifications
- Manufacturer: Glock
- Model: G19 Gen 5 MOS
- Caliber: 9mm Luger (9x19 Para)
- Action Type: Semi-Auto Striker Fire
- Barrel Length: 4 inches
- Overall Length: 7.28 inches
- Weight: 1.9 lbs (30.16 oz)
- Capacity: 10+1 rounds (3 magazines included)
- Sights Configuration: Fixed/MOS compatible
- Frame Material: Polymer with Black Rough Texture Interchangeable Backstraps
Detailed Features
- Modular Optics System (MOS): Factory-machined slide cuts allow direct mounting of red dot sights using included adapter plates.
- Glock Marksman Barrel (GMB): The precision rifling pattern improves accuracy over the previous Gen 4 barrel.
- Interchangeable Backstraps: Three backstrap sizes allow grip circumference adjustment to fit different hand sizes.
- Enhanced Safety Features: Trigger safety, firing pin safety, and drop safety are all passive; no manual safety to engage or disengage.
- Lightweight Design: Under 2 lbs loaded makes it manageable for daily carry.
Complete Specifications
| Caliber | 9mm |
| Model | G19 |
| Capacity | 10 rounds |
| Magazines included | 3 |
| Barrel length | 4" |
| Overall length | 7.28" |
| Weight | 23.6 oz |
| Action | Double Action |
| Finish | Black |
| Frame material | Polymer |
| Color | Black Frame, Black Slide |
| Stock material | Polymer |
| Sights | RS: Fixed 2-Dot, FS: Fixed 1-Dot |
| Safety | Trigger/Firing Pin/Drop |
Frequently Asked Questions
What caliber is the G19?
The G19 is chambered in 9mm Luger (9x19 Para).
What is the barrel length of the G19?
It has a 4.02-inch Glock Marksman Barrel.
How many rounds does the G19 hold?
It has a 10+1 capacity and ships with three magazines.
Who makes the G19?
The G19 is made by Glock.
What type of firearm is the G19?
It is a striker-fired semi-automatic compact handgun with a polymer frame.
Is the G19 optic-ready?
Yes. The Gen 5 MOS slide has factory-machined MOS optic cuts and includes adapter plates for mounting red dot sights directly.
Where can I buy the G19?
Compare current vendor offers on this page.
What Reviewers Say
Quoted verbatim from YouTube reviews. Each link opens the video at the moment quoted.
Confidence in my grip like this. I mean, I can still shoot it and be accurate with it, but you feel like your pinky just starts coming off.
This is the latest generation of the Glock 19 with front and rear serration ambidextrous controls and 100% function down at the range in my hands.
One thing I don't like about this, there's literally no instructions.
I'm just more accurate with a Glock 19 than I am with a Glock 17 or any other Glock.
It no longer feels like your pinky's going to fall off, which is huge for, you know, being accurate and stuff.
Customers Say
AI-generated insights derived from customer reviews and discussions on popular gun-enthusiast forums.
The Glock 19 Gen 5 Compact MOS 9mm has a well-established reputation and generates consistent discussion.
Reliability is the cornerstone of the positive feedback, consistent with the G19's track record. The combination of compact dimensions and 10+1 capacity works well for concealed carry, and the MOS platform is appreciated by shooters who run or plan to run a red dot. The GMB barrel is considered an accuracy improvement over the Gen 4. New shooters gravitate toward the G19 for its manageable recoil and straightforward operation.
The main criticisms are ergonomic: some shooters find the grip angle and texture either not ideal for their hand size or less refined compared to newer competitors. The price is occasionally noted as high given the basic factory configuration. Discussions about grip fit are common, though the interchangeable backstraps address part of that concern. Overall sentiment is positive and the G19 Gen 5 MOS is frequently recommended for both new buyers and those upgrading from older generations.
Where to Buy - 2 Offers Available
Price Range: $620 - $899.99
| Vendor | Price | Condition | Link |
|---|---|---|---|
| Gunbuyer Com | $620 | New | Buy Now |
| Guns Com | $899.99 | New | Buy Now |






















