The Glock 48 (G48) is a slimline 9mm Luger striker-fired pistol with a 4.17-inch barrel, 10+1 capacity, and a polymer frame with black finish. Unloaded weight is 20.74 oz and overall length is 7.28 inches. It uses the Glock Marksman Barrel (GMB) for precision, and the Safe Action system integrates three automatic safeties into the trigger, sear, and firing pin. Fixed sights come with a one-dot front and two-dot rear configuration. 
 

Key Specifications 

• Brand: Glock 
• Model: G48 (PA4850201) 
• Caliber: 9mm Luger 
• Action: Striker Fired 
• Capacity: 10+1 rounds 
• Barrel Length: 4.17 inches 
• Overall Length: 7.28 inches 
• Weight (unloaded): 20.74 oz. 
• Frame Material: Polymer with Black Finish 
• Sights: Fixed 
   

Detailed Features 

 
The slimline frame is the G48's defining design choice: it's thinner than standard Glock models, which makes it easier to conceal without significantly reducing barrel length or capacity. The GMB barrel has a tighter polygonal rifling spec than earlier Glock barrels, which contributes to better shot-to-shot consistency. The Safe Action system's three integrated safeties disable automatically during the trigger pull and re-engage when the trigger is released. The rough-texture beavertail polymer grip provides a comfortable, controlled hold. Fixed sights with a 1-dot/2-dot layout give quick acquisition in most lighting conditions. 
 

Target Audience 

 
Concealed carry permit holders who want a slim, reliable 9mm that's comfortable to carry all day. Also a solid option for recreational shooters who want a compact but accurate pistol, and for Glock-platform users expanding their collection. 
 

Usage Scenarios 

 
For daily carry the slim profile sits flat under clothing and the 20.74 oz weight doesn't become noticeable over a long day. At the range the GMB barrel and consistent Safe Action trigger make it straightforward to shoot accurately at both short and medium distances. In competitive use the compact size and manageable recoil work well for courses that reward fast handling.

The Glock G48 Gen 5 in 9mm draws consistent and largely positive feedback from owners.

Compact design is the most-discussed attribute. The slim profile is specifically praised for how comfortably it conceals under clothing, and owners who carry every day describe it as one of the more practical carry options in Glock's lineup.

Accuracy gets strong marks. Owners report that the GMB barrel produces tight groups and that the pistol is easy to shoot accurately even at longer distances, which builds confidence for both defensive and competition use.

Reliability is a consistent positive, consistent with Glock's general reputation. Owners report function across multiple ammunition types without notable issues.

Ergonomics are well received overall. The grip texture and overall feel get positive mentions, though some shooters with smaller hands note the G48 feels slightly larger than competing compact options.

Capacity is the most debated feature. The 10+1 limit satisfies most owners for everyday carry and defensive use, but some would prefer larger magazine options without compromising the slim profile. Comparisons to higher-capacity alternatives come up in most discussion threads.

Aftermarket support is noted as a strength of the Glock platform generally. Holsters, sights, and grip accessories for the G48 are widely available.

Price is discussed occasionally, with most owners viewing it as fairly priced given Glock's reliability record, while some point to comparable options at lower cost points.