The difference between 12 and 20-gauge shotguns is their bore diameter. A12 gaugehas a bore diameter of 0.729” compared to 0.615” for 20 gauge. This means that a 12 gauge can fire larger payloads of buckshot at higher muzzle velocity at the cost of higher felt recoil. 12 Gauge vs 20...
Here’s an in-depth guide containing everything you need to know about shotgun gauges, to include the differences between 12 gauge vs 20 gauge and other popular bore sizes. While many hunters know a little bit about shotgun gauges, I think that most people would likely agree the subject ...
Buckshot, depending on the type and whether it is copper-plated, will penetrate 12 to 16 inches. The 12 and 20 penetrate the same, but the size of the total load is greater with the 12 gauge. With the 12 gauge, buckshot has greater recoil than birdshot, but in the 20 gauge, the d...