The M4-22 Compact is a semi-automatic .22 LR pistol with a 7-inch barrel and a 25-round capacity. At 3.45 lbs it's heavier than a pocket .22, but the 7-inch barrel delivers better velocity and an extended sight radius compared to shorter subcompact alternatives. 
 

Key Specifications 

• UPC: 850050173120 
• Action: Semi Automatic 
• Barrel Length: 7 inches 
• Caliber: .22 LR 
• Capacity: 25 rounds 
• Finish: Black 
• Weight: 3.45 lbs 
   

Detailed Features 

The semi-automatic action cycles quickly without manual intervention between shots, keeping range sessions moving. The 25-round magazine means fewer reloads during practice, which helps maintain shooting rhythm for training purposes. 
 
The 7-inch barrel reduces felt recoil compared to shorter alternatives and improves accuracy at longer distances. The black finish is durable for repeated handling.

Owners of the M4-22 Compact broadly enjoy it as a range and plinking pistol. The .22 LR caliber keeps ammunition costs low and the 25-round capacity means sessions stay enjoyable without constant reloading.

Reliability comes up as a notable concern — feeding issues and failure-to-eject are mentioned with some regularity, particularly with bulk or low-power ammunition. Most owners work around this by sticking to higher-velocity loads, but it's worth knowing before purchase. Build quality opinions are mixed; the construction is adequate at the price point, though some owners report durability concerns after extended use.

The grip fits average-to-large hands well, but shooters with smaller hands find it awkward during longer sessions. The pistol's .22 LR stopping power is acknowledged as limited for anything beyond range use, so self-defense applications are generally not recommended by the community. As a trainer or fun range gun, it earns consistently positive marks. As a primary defensive tool, most owners would choose something else.