The Winchester SX4 is a 12 GA semi-automatic shotgun with a matte black finish. The 26-inch barrel gives an overall length of 47 inches, and the gun weighs 7 lbs. Capacity is 4+1 rounds with 2-3/4-inch shells. UPC is 048702006883. 
 

Key Specifications 

• Brand: Winchester 
• Model: SX4 
• UPC: 048702006883 
• Gauge: 12 GA 
• Action Type: Semi-Automatic 
• Capacity: 4 + 1 rounds (2 3/4" shells) 
• Barrel Length: 26 inches 
• Overall Length: 47 inches 
• Weight: 7 lbs. 
• Finish: Matte Black 
   

Detailed Features 

 
The synthetic stock holds up well in wet and muddy field conditions. The matte black finish reduces glare in hunting scenarios. 
 
The Invector-Plus choke tube system lets you swap between constrictions to match the target distance and load. The TruGlo fiber optic front sight gives a clear bead in varying light. The ventilated rib provides a clean sighting plane and helps cool the barrel during volume shooting. 
 

Usage Scenarios 

• Hunting: The 26-inch barrel and Invector-Plus choke system cover upland and waterfowl situations. 
• Sport Shooting: The semi-auto action cycles quickly for clay target events. 
• Home Defense: The 12-gauge chambering and 4+1 capacity give adequate firepower for defensive use.

Owners of the Winchester SX4 12 GA 26-inch share consistent feedback with other SX4 variants.

Reliability is the strongest theme. Most owners report clean cycling across a range of 12 GA loads, and the gas-operated action handles the transition from light target loads to heavier hunting shells without much fuss after the gun is properly cleaned.

Ergonomics get positive marks. The stock dimensions and grip work for most shooters, and the lightweight 7-lb weight is appreciated for field carry.

Capacity at 4+1 is considered adequate. A few users would prefer more rounds for certain applications, but most accept it as standard for the category.

Recoil is a minor complaint for some shooters, particularly with heavier loads. Aftermarket recoil pads come up occasionally as a recommended addition.

Overall value is viewed favorably. The SX4 is positioned as a competitive option against other semi-auto shotguns in the same price range, and most owners recommend it as a practical choice for hunters and sport shooters.