12 Gauge Shotguns
The 20 gauge is the sweet spot of the shotgun world — enough payload for nearly any hunting application, significantly less recoil than a 12 gauge, and a lighter, more balanced gun that’s easier to carry all day in the field. It’s the right choice for youth hunters making the step up from a .410, for wingshooters who want a gun that mounts quickly, and for anyone who finds a 12 gauge punishing to shoot. Modern 20 gauge ammunition has narrowed the gap with the 12 considerably, making this a serious option from small game to deer to home defense.
Read our full 20 Gauge Shotgun Buying Guide ↓
20 Gauge vs. 12 Gauge: When to Choose the 20
A 12 gauge throws more pellets per shell and hits harder at distance — that’s the tradeoff you’re accepting with a 20. But for most hunters shooting within 35 yards on upland birds, small game, or whitetail deer with slugs, the difference in the field is minimal while the difference in the gun is significant. A 20 gauge typically weighs a pound or more less than a comparable 12 gauge, swings faster on crossing birds, and is noticeably more comfortable to shoot over a long day. For youth shooters, smaller-framed adults, and anyone recovering from a shoulder injury, the 20 gauge isn’t a compromise — it’s the better choice for their situation.
Hunting Applications
The 20 gauge excels at upland birds — pheasant, quail, grouse, and woodcock — where its lighter swing and faster handling are genuine advantages. It’s an excellent dove and duck gun at typical ranges with the right loads. For deer, 20 gauge slugs in a rifled barrel are accurate to 100+ yards. For turkey, modern TSS loads have transformed the 20 gauge into a legitimate 40-yard turkey gun. The only application where the 20 genuinely falls short is long-range waterfowl and extreme-range turkey, where the 12 gauge’s larger payload matters.
Home Defense
A 20 gauge loaded with 00 buckshot or reduced-recoil buckshot is a fully capable home defense firearm. At indoor distances, the spread difference between a 20 and 12 gauge is negligible — you’re looking at 3–4 inch patterns at 10 yards regardless. The meaningful advantage is that a lighter 20 gauge is easier to maneuver and easier for a smaller-framed person to control under stress. Federal’s 20 gauge FliteControl buckshot is the benchmark defensive load. A Mossberg 500 or 590 in 20 gauge is the standard recommendation for home defense in this bore.
Action Types
Pump-action 20 gauges are the most practical all-around choice — the Mossberg 500 and Remington 870 in 20 gauge are workhorses that cycle any load reliably for decades. Semi-automatic 20 gauges from Beretta, Browning, and Benelli are the choice of serious wingshooters who want faster follow-up shots and softer perceived recoil. Over/under and side-by-side configurations are the standard for clay target sports and upland hunting.
Shell Selection
Most 20 gauge chambers accept 2¾-inch and 3-inch shells. The 3-inch shell produces a meaningful payload increase but generates noticeably more recoil, especially in a lighter gun. For field use, 2¾-inch shells in #6 or #7½ shot cover upland birds; #4 or BB steel loads work for ducks; and 1-oz slugs or 00 buckshot handle deer and home defense.
Frequently Asked Questions: 20 Gauge Shotguns
Is the 20 gauge powerful enough for hunting?
Yes — the 20 gauge is a fully capable hunting gauge for upland birds, turkey, and deer. Modern 20 gauge 3-inch turkey loads produce patterns comparable to 12 gauge 2¾-inch loads. 20 gauge slugs are effective on deer inside 100 yards. The 20 gauge is the second most popular hunting gauge precisely because it delivers genuine hunting performance with less recoil than 12 gauge.
Can I use 20 gauge shells in a 12 gauge shotgun?
Never — this is extremely dangerous. A 20 gauge shell can slip partially into a 12 gauge chamber and lodge in the barrel. If a 12 gauge shell is then loaded behind it, the result is a catastrophic barrel failure. 20 gauge shells are yellow specifically to warn users. Always verify gauge before loading.
What is the 20 gauge best suited for?
The 20 gauge excels for upland bird hunting, youth deer hunting, and clay target sports where the lighter gun and reduced recoil are advantages. For home defense, waterfowl, and turkey, the 12 gauge’s greater payload and ammunition selection give it a meaningful advantage.
See Also: 12 Gauge Shotguns • .410 Shotguns • All Shotguns • Youth Guns • Turkey Shotguns