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September 21, 2026

The Shotgun Gauge Debate, Finally Settled (Sort Of)

Locked
Photo: Same idea, three different sizes, the shotgun gauge debate every hunter eventually has.

Ask ten shooters which shotgun gauge is best and you'll get eleven answers. I've patterned turkey loads through a .410, dropped doves with a 20 gauge, and leaned on a 12 gauge for pretty much everything else over the years.

Each one earns its keep, but they're built for different jobs.

Today we're breaking down where the gauge system actually comes from, how 12, 20, and .410 stack up on paper and in the field, and which one deserves a spot in your safe. Let's get into it.

Where Each Gauge Came From

Gauge isn't a measurement of size, it's a count. A 12 gauge means it takes twelve lead balls of that bore diameter to weigh one pound; fewer balls per pound means a bigger bore.

That's why 12 gauge (.729 inch bore) is wider than 20 gauge (.615 inch), even though 20 sounds like the bigger number.

The .410 breaks the pattern entirely. It's actually a caliber, not a gauge, measuring the bore in decimal inches like a rifle round, and it's the smallest of the three by a wide margin.

The 12 gauge became the military and hunting standard by the late 1800s, prized for hitting hard at range. The 20 gauge caught on as a lighter alternative for upland hunters who wanted less gun to carry. Everything Is $4 Or Less In This Department

How They Actually Perform

On paper, 12 gauge throws the heaviest payload and patterns the densest, which is why it's still the go-to for waterfowl and turkey hunters who need reach.

20 gauge cuts recoil noticeably while still carrying enough shot for upland birds, rabbits, and clays, making it a favorite for new shooters and long walking days.

.410 kicks the least of the three, but its tiny payload used to mean a shorter effective range and thinner patterns.

That's changed. Modern TSS turkey loads pack incredibly dense tungsten shot into that small .410 shell, closing the gap on range and knockdown power in ways nobody expected a decade ago.

Which One Should You Shoot

If you want one gun that handles waterfowl, turkey, home defense, and clays without much compromise, 12 gauge is still the safest bet.

Want softer recoil for a new shooter, a smaller frame, or a long day in the uplands? 20 gauge earns its reputation as the friendliest all-rounder.

Chasing turkeys with a specialized setup, or just want the lightest gun you can carry? A .410 loaded with TSS is a legitimate, serious choice these days.

None of these gauges is wrong, they're just built for different days in the field. Hit reply and tell us which one lives in your safe.

Until next time, stay locked and loaded.
- Randy, Locked N Loaded

Please add randy@gophercentral.com to your address book or visit here.


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