The Winchester SX4 Waterfowl Hunter is a 20-gauge semi-automatic shotgun with a 3" chamber, 28" barrel, and 4+1 capacity. It weighs approximately 6.12 lbs and wears a TrueTimber prairie digital camouflage finish. Overall length is 49". 
 

Key Specifications 

• Model Name: SX4 Waterfowl Hunter 
• Brand: Winchester 
• SKU: 2024009648 
• UPC: 048702019081 
• Gauge: 20 Gauge 
• Action Type: Semi-Auto 
• Barrel Length: 28 inches 
• Overall Length (OAL): 49 inches 
• Capacity: 4+1 rounds 
• Chamber Size: 3 inches 
• Weight: 6.12 lbs (approximately) 
• Stock Description: Fixed Textured Grip Paneled 
• Sights Type: TruGlo Fiber Optic Front 
• Safety Mechanism: Reversible Crossbolt Safety 
• Finish Color/Pattern: Digital Camouflage 
   

Features 

 
The aluminum alloy receiver has full TrueTimber prairie camouflage coverage. Winchester's Active Valve self-adjusting gas system adapts to different load pressures, so the gun cycles reliably from light target loads to heavier hunting shells. The Inflex Technology recoil pad reduces felt recoil and helps manage muzzle rise on follow-up shots. 
 
The TruGlo fiber optic front sight is bright in low-light conditions. The stock has a rounded close-radius grip with textured panels and ships with length-of-pull spacers for fit adjustment. The reversible crossbolt safety works for both right- and left-handed shooters. The oversized bolt handle and release button are easier to operate with gloves on.

The Winchester SX4 Gen4 Waterfowl in 20 gauge and TrueTimber Camo gets consistent praise for reliability in the field. The semi-auto action cycles a wide range of loads cleanly, which is what waterfowl hunters need when conditions are wet and cold. Owners frequently mention this as the gun's main strength.

At around 6.12 lbs, it carries well over long days in the marsh. The TrueTimber prairie pattern blends naturally into most waterfowl environments and draws positive comments from hunters who have used it. The grip and stock ergonomics are comfortable, and the length-of-pull adjustment is a useful feature for shooters of different builds.

The price comes up as a consideration. It sits above some competing 20-gauge options. Some buyers note that heavier 3" loads produce more noticeable recoil than they expected, which is worth knowing if you primarily shoot heavy waterfowl loads. A few owners mention wanting more aftermarket accessory options, though the gun's core functionality is well-regarded.