The Benelli ETHOS Upland A.I. in 28 gauge is the smallest, liveliest gun in the Upland lineup — and for 2026 it arrives with Benelli's two best barrel technologies working together. A gloss black BE.S.T.-treated 28" barrel is paired with a brushed gray anodized receiver and AA-Grade satin walnut, and the barrel itself is built on the Advanced Impact (A.I.) system for measurably more downrange energy and tighter, more uniform patterns. At just 5.5 pounds, it's a classic bird gun that carries like a walking stick and shoots far above its gauge. Benelli item number 12656, UPC 650350126563.

Advanced Impact: More Energy, Better Patterns, Less Gauge

Advanced Impact is Benelli's barrel-and-choke system engineered to get more performance out of every shell — which matters most in a sub-gauge gun where the payload is small to begin with. A.I. barrels deliver up to 50% more penetration on target, translating directly into more knock-down power on late-season roosters and dusted clays. They also produce improved pellet density, with a more uniform and tighter shot string that keeps a 7/8-ounce 28-gauge load lethal further out than the gauge's reputation suggests. The result is a shotgun that hits like a bigger bore while weighing what a 28 should.

The A.I. system is complemented by Benelli's Crio System: the barrel is cryogenically treated to -300°F and paired with longer, likewise cryo-treated choke tubes. Crio relieves stress in the steel and reduces plastic fouling, producing a denser, more uniform pattern.

BE.S.T. — 25 Years of Corrosion Protection

BE.S.T. (Benelli Surface Treatment) is a diamond-like carbon coating applied at the molecular level, delivering corrosion and abrasion resistance superior to any other firearm finish on the market. On this SKU it gives the barrel its deep gloss black appearance and is backed by a 25-year warranty against corrosion on BE.S.T. barrels and components. For hunters who wade wet grass at dawn, hunt saltwater marshes, or simply hate wiping a gun down every night, BE.S.T. removes rust from the equation.

Inertia Driven Reliability

The ETHOS Upland A.I. runs Benelli's legendary Inertia Driven System — a three-part operating design with no gas ports to foul, nothing to adjust, and a reputation built over decades in the field. Inertia Driven guns run cleaner, stay lighter, and keep cycling year after year; there are Inertia Driven Benellis in service today with more than 500,000 rounds through them. This 28-gauge is chambered for both 2¾" and 3" shells with a minimum recommended load of 7/8 oz., so it handles everything from light early-season target loads to the heavier 3" 28-gauge offerings now available.

Fit, Comfort, and Handling

• Progressive Comfort stock — an in-stock recoil reduction system that self-adjusts to the power of the load, flexing progressively so light loads feel soft and heavy loads still get managed.
• Included shim kit — drop and cast are user-adjustable, so the sighting plane can be tuned to your build and shooting style rather than the other way around.
• Enlarged bolt handle and bolt-release lever — easier to operate with cold or gloved hands.
• Red fiber-optic front sight — fast to pick up against cover, brush, and gray November skies.
• AA-Grade satin walnut stock and forend — traditional upland lines and figure, with a matte finish that won't flash at birds.
• 5.5 lbs average weight — genuinely light enough for all-day walk-up hunting behind a dog.

Benelli ETHOS Upland A.I. 12656 Specifications

Who This Shotgun Is For

This is a purpose-built upland bird gun for the hunter who has decided that a 28 gauge is enough gun — and wants the technology to prove it. Quail, woodcock, grouse, chukar, preserve pheasant, dove fields, and small-gauge sporting clays are all squarely in its wheelhouse. The 28" A.I. barrel gives it a smooth, deliberate swing for a gun this light, and the full five-tube extended Crio choke set means one shotgun covers close-flushing timber birds and long crossing shots without compromise.

What's in the Box

• Benelli ETHOS Upland A.I. 28-gauge shotgun, 28" BE.S.T. barrel
• Five A.I. Extended Crio choke tubes (C, IC, M, IM, F) and choke wrench
• Stock drop and cast shim kit
• Owner's manual and Benelli hard case (packaging per current factory configuration)

Frequently Asked Questions

Is the 28-gauge ETHOS Upland A.I. really chambered for 3" shells?

Yes. Benelli lists SKU 12656 as chambered for 2¾" and 3", with a minimum recommended load of 7/8 oz. That makes it compatible with the newer 3" 28-gauge loads as well as standard 2¾" field and target ammunition.

Why is magazine capacity only 2+1?

The 28-gauge ETHOS Upland ships with a 2+1 configuration, which keeps the gun trim, balanced, and already compliant with the three-shell limit for most migratory bird hunting.

What's the difference between BE.S.T. and Advanced Impact?

They're separate technologies that appear together on this gun. BE.S.T. is a surface treatment that protects against corrosion and abrasion (25-year corrosion warranty). Advanced Impact is a barrel and choke geometry that increases downrange energy and pattern density.

How does this compare to the 12- and 20-gauge ETHOS Upland A.I.?

SKUs 12646 (12 gauge) and 12651 (20 gauge) share the same 28" barrel, AA-Grade walnut, Progressive Comfort stock, and $3,299 MSRP, but carry 4+1 capacity and weigh 6.9 lbs and 5.9 lbs respectively. The 28-gauge 12656 is the lightest of the three at 5.5 lbs with 2+1 capacity.

Does it need break-in or adjustment?

No. The Inertia Driven System has no gas system to tune and requires no adjustment for different loads, as long as loads meet the 7/8-oz. minimum recommendation.