12 Best .308 Semi-Auto Rifles (2026): Tested & Ranked

Last updated March 14th 2026

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Best .308 Semi-Auto Rifles in 2026 at a Glance

Introduction: Best .308 Semi-Auto Rifles in 2026

The .308 Winchester is the do-everything cartridge. It hits hard enough for elk at 300 yards, accurate enough for competition shooting, and available everywhere from Walmart to your local gun shop. Put it in a semi-auto platform and you have a rifle that can hunt, defend, and compete without breaking a sweat.

I’ve been shooting and reviewing .308 semi-autos for over a decade, and the market has changed dramatically. Five years ago, you had to choose between a heavy, traditional AR-10 or pay through the nose for something lighter. Today, companies like Ruger and POF have figured out how to squeeze .308 performance into AR-15 sized frames. That’s a game changer for hunters and anyone who has to carry their rifle any real distance.

This list covers everything from sub-$800 budget builds to $4,000+ duty rifles. Whether you need a lightweight hog gun, a precision DMR, or a reliable battle rifle, there’s a .308 semi-auto here that fits. I’ve organized these by overall value and real-world performance, not just spec sheet numbers. If you’re looking for bolt guns instead, check out our best .30-06 rifles guide, and for feeding your new rifle, see our best .308 ammo roundup.

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1. Daniel Defense DD5 V4 — Best Overall

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 18″ cold hammer forged
• Weight: 8.6 lbs
• Capacity: 20+1
• Action: Semi-auto, direct impingement
• MSRP: ~$3,024

Price	Accuracy	Reliability	Weight	Prestige
2/5	5/5	5/5	3/5	5/5

The DD5 V4 is the rifle I recommend when someone asks me for the best .308 semi-auto money can buy, no caveats. Daniel Defense built their reputation on AR-15s that military and law enforcement units trust, and the DD5 V4 brings that same level of engineering to the .308 platform.

What sets this rifle apart is the 4-bolt connection system that locks the upper and lower receivers together with zero play. That translates directly to consistency at distance. The 18″ cold hammer forged barrel is chrome-lined and will hold sub-MOA groups with quality match ammo like Federal 168gr Gold Medal. I’ve seen consistent 0.7 MOA groups at 100 yards with this rifle, which is outstanding for a gas gun.

The DD5 also runs clean and reliable. The improved gas system keeps fouling manageable even after several hundred rounds, and the Geissele SSA two-stage trigger it ships with is genuinely good. No need to swap it out like you would on most AR-10s. The furniture is solid too, with Daniel Defense’s own pistol grip and buttstock that actually feel like they belong on the rifle.

Yes, it’s expensive. But if you’re serious about a .308 semi-auto that will perform for years without excuses, this is the one. It outperforms rifles that cost more and outlasts rifles that cost less. If the Daniel Defense name and this budget are out of range, check out the best custom AR-15s for some more affordable Daniel Defense options in 5.56.

Best For: Shooters who want the best overall .308 semi-auto and are willing to pay for premium accuracy, reliability, and build quality.

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2. POF Revolution DI — Best Lightweight

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 16.5″
• Weight: 6.81 lbs
• Capacity: 20+1
• Action: Semi-auto, direct impingement
• MSRP: ~$2,769

Price	Accuracy	Reliability	Weight	Prestige
2/5	4/5	4/5	5/5	3.5/5

The POF Revolution DI did something that seemed impossible a few years ago. It put a full .308 Winchester into a package that weighs less than most AR-15s. At 6.81 pounds unloaded, this rifle fundamentally changes what a .308 semi-auto can be. Pick it up and your first thought is that something must be missing.

POF achieved this by redesigning the receiver set from scratch. The Revolution uses a shorter bolt carrier and compact receiver that accepts standard AR-15 buffer tubes, stocks, and grips. The E2 dual extraction system pulls the case at both the bolt face and the chamber, which helps reliability even with the shorter action.

The tradeoff is felt recoil. Physics doesn’t care about marketing, and a 6.8-pound .308 kicks noticeably harder than a 9-pound one. You’ll feel it after a full day at the range. But for hunting where you’re carrying the rifle for hours and shooting it once or twice, that weight savings is worth its weight in gold. The match-grade barrel still delivers solid 1.5 MOA groups with decent ammo.

Best For: Hunters and backcountry shooters who need .308 power in the lightest possible semi-auto package and don’t mind paying a premium for the weight savings.

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3. Ruger SFAR — Best Value

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 16.1″
• Weight: 6.8 lbs
• Capacity: 20+1
• Action: Semi-auto, direct impingement
• MSRP: ~$1,329

Price	Accuracy	Reliability	Weight	Prestige
4/5	3.5/5	4/5	5/5	3/5

The Ruger SFAR (Small Frame Autoloading Rifle) is one of the most important .308 rifles released in the last five years. It proved that you don’t need to spend nearly $3,000 to get a lightweight .308 semi-auto. At 6.8 pounds and roughly $1,329 MSRP, this rifle directly undercuts the POF Revolution while delivering similar weight savings.

Ruger engineered a proprietary small-frame receiver that splits the difference between an AR-15 and a traditional AR-10. The result handles like a 5.56 rifle but chambers .308 Winchester. The 16.1″ barrel keeps things compact, and the free-float M-LOK handguard gives you plenty of rail space for lights, lasers, or a bipod.

Where the SFAR gives up ground to pricier options is in the finer details. The stock trigger is serviceable but not impressive. Accuracy runs around 1.5 to 2 MOA with factory hunting ammo, which is perfectly fine for its intended role but won’t win any precision competitions. The short barrel also costs you roughly 100 fps compared to an 18″ gun, which matters if you’re reaching past 400 yards.

But here’s the thing: for hog hunting, deer hunting inside 300 yards, or ranch defense, the SFAR does everything you need at a price that leaves room in the budget for a quality optic. That’s hard to beat. If you’re looking for a lightweight AR platform in 5.56 too, check out our best cheap AR-15 rifles roundup.

Best For: Budget-conscious shooters who want a lightweight .308 semi-auto for hunting and general use without paying premium prices.

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4. Aero Precision M5 — Best Mid-Range

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 18″ (complete rifle)
• Weight: ~9.6 lbs
• Capacity: 20+1
• Action: Semi-auto, direct impingement
• MSRP: ~$1,500

Price	Accuracy	Reliability	Weight	Prestige
4/5	4/5	4/5	2/5	3/5

If you spend any time in the AR-10 building community, the Aero Precision M5 is the name you’ll hear more than any other. These receivers are the foundation of countless custom .308 builds, and for good reason. The forged 7075-T6 aluminum is strong, the machining is clean, and the fit between upper and lower is consistently tight across production runs.

The M5E1 Enhanced upper is the standout feature. Instead of a traditional barrel nut and handguard mounting system, the handguard bolts directly to the receiver with screws. This makes installation foolproof and creates an incredibly rigid platform. With the 18″ 4150 CMV barrel and quality match ammo like Federal 168gr Gold Medal, I’ve seen these rifles consistently shoot sub-MOA groups.

The downside is weight. At roughly 9.6 pounds unloaded, this is a traditional full-size AR-10. Add an optic, bipod, loaded magazine, and you’re pushing 13 pounds. This is a bench rifle or a truck gun, not something you want to hike with. The stock mil-spec trigger is also underwhelming, but a Larue MBT-2S or Geissele SSA-E upgrade turns this into a genuine precision platform for under $200 more.

Aero sells complete rifles, but they also sell stripped and complete uppers and lowers separately. That flexibility makes the M5 the best platform for someone who wants to build exactly the .308 they want, piece by piece, without paying Daniel Defense money.

Best For: Builders and tinkerers who want a proven, accurate AR-10 platform with massive aftermarket support in the mid-range price bracket.

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5. FN SCAR 17S — Best Military

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 16.25″
• Weight: 8.0 lbs
• Capacity: 20+1
• Action: Semi-auto, short-stroke gas piston
• MSRP: ~$4,239

Price	Accuracy	Reliability	Weight	Prestige
1/5	4.5/5	5/5	4/5	5/5

The FN SCAR 17S needs no introduction. Adopted by USSOCOM as the Mk 17, this is arguably the most combat-proven .308 semi-auto on the planet. The short-stroke gas piston system runs cleaner than any direct impingement rifle, and the reliability in adverse conditions is legendary. Sand, mud, freezing cold: the SCAR eats it all and keeps running.

Here’s the critical news: FN America announced in late 2025 that the final production run of civilian SCAR rifles has been completed. Once current dealer inventory sells through, they’re gone. If you’ve been on the fence about a SCAR 17S, the clock is ticking. Expect prices to climb significantly on the secondary market over the next few years.

At 8.0 pounds with a 16.25″ barrel (not 17″ as some sources incorrectly list), the SCAR 17S is lighter than most AR-10s with comparable barrel lengths. The side-folding polymer stock shortens the overall package for transport, and the current NRCH (non-reciprocating charging handle) version eliminates the only real ergonomic complaint from earlier models.

The downside has always been price and proprietary parts. FN magazines, rails, and accessories cost more than AR-10 equivalents, and the aftermarket is smaller. But for a rifle that has literally been to war and come back, that’s a reasonable tax to pay.

Best For: Collectors and serious shooters who want a combat-proven battle rifle with best-in-class reliability, especially while civilian models are still available.

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6. Christensen Arms CA-10 DMR — Best Premium

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 18″ carbon fiber wrapped
• Weight: 7.8 lbs
• Capacity: 20+1
• Action: Semi-auto, direct impingement
• MSRP: ~$3,800

Price	Accuracy	Reliability	Weight	Prestige
1.5/5	5/5	4/5	4.5/5	4/5

Christensen Arms made their name with carbon fiber barrels on bolt action rifles, and the CA-10 DMR brings that same technology to the AR-10 platform. The carbon fiber wrapped stainless steel barrel drops serious weight while maintaining the rigidity and heat dissipation you need for sustained accuracy. At 7.8 pounds with an 18″ barrel, this is remarkably light for a full-size .308 AR.

The accuracy is the real story here. Christensen guarantees sub-MOA performance, and in my experience these rifles consistently deliver. The match-grade chamber and quality trigger combine to produce the kind of precision that makes you trust the rifle more than your own abilities. With 168gr or 175gr match ammo, half-MOA groups are achievable.

This is a precision tool, not a battle rifle. The carbon fiber barrel is more sensitive to cleaning neglect than a chrome-lined barrel, and you’ll want to follow Christensen’s break-in and maintenance procedures. It’s also nearly $4,000, which is hard to justify unless precision at distance is your primary goal. But if you want a .308 semi-auto that shoots like a bolt gun and carries like a featherweight, the CA-10 DMR delivers.

Best For: Precision shooters and hunters who want bolt-action accuracy in a semi-auto platform and prioritize light weight over ruggedness.

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7. S&W M&P10 Sport OR — Best Budget AR-10

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 16″
• Weight: 8.0 lbs
• Capacity: 20+1
• Action: Semi-auto, direct impingement
• MSRP: ~$1,259

Price	Accuracy	Reliability	Weight	Prestige
4.5/5	3/5	3.5/5	4/5	3/5

The M&P10 is the classic entry-level AR-10. Smith and Wesson took the same formula that made the M&P15 one of the best-selling AR-15s in America and scaled it up to .308. You get a straightforward, no-frills semi-auto rifle with the S&W name and lifetime service backing it up.

The current Sport OR (Optics Ready) model ships with a flat-top upper and no iron sights, which is the right call for a .308 that’s going to wear a scope or red dot. The 16″ barrel keeps things compact and maneuverable. At 8.0 pounds, it’s right in the middle of the pack for weight. The M-LOK free-float handguard on current production models is a welcome upgrade over the original’s plastic furniture.

I won’t pretend this is a precision rifle. You’re looking at 2 to 2.5 MOA groups with factory ammo, which is fine for hunting inside 200 yards and home defense but won’t impress at a precision rifle match. Some owners have reported early break-in issues with certain ammo types, though these typically resolve after 100 rounds or so.

Best For: First-time .308 AR buyers who want a reliable, affordable rifle from a major manufacturer without paying for features they don’t need.

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8. PSA Gen3 PA10 — Best Budget

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 18″
• Weight: ~8.5 lbs
• Capacity: 20+1
• Action: Semi-auto, direct impingement
• MSRP: ~$799

Price	Accuracy	Reliability	Weight	Prestige
5/5	3/5	3.5/5	3/5	2/5

Palmetto State Armory’s PA10 Gen3 is the cheapest way to get into a .308 semi-auto AR platform. At around $799, sometimes less on sale, you’re getting a complete rifle with Magpul furniture and a 20-round PMAG for less than most manufacturers charge for just an upper receiver. PSA has made budget AR ownership their entire identity, and the PA10 extends that philosophy to .308.

The Gen3 is a significant improvement over earlier versions. PSA worked out the feeding and ejection issues that plagued the Gen1 and Gen2 models, and the current production rifles are reasonably reliable right out of the box. The 18″ barrel gives you better velocity than the 16″ options from S&W and Sig, which helps at distance.

The catch with PSA is quality control. At this price point, you might get a rifle that’s perfectly fine, or you might need to send it back for warranty work. Their customer service is responsive, but it’s a roll of the dice you don’t face with Ruger or Smith and Wesson. If you’re comfortable doing basic troubleshooting and your priority is getting a .308 semi-auto for as little money as possible, the PA10 Gen3 delivers. For PSA’s excellent AR-15 options, see our cheap AR-15 rifles guide.

Best For: Budget-minded buyers who want the cheapest possible entry into .308 AR-10 ownership and are comfortable with potential QC lottery.

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9. Sig Sauer 716i Tread — Best Mid-Tier

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 16″
• Weight: 8.5 lbs
• Capacity: 20+1
• Action: Semi-auto, short-stroke gas piston
• MSRP: ~$1,430

Price	Accuracy	Reliability	Weight	Prestige
3.5/5	4/5	4/5	3/5	3.5/5

The Sig 716i Tread sits in the sweet spot between budget and premium .308 semi-autos. At around $1,430, you’re getting a short-stroke gas piston system from one of the most respected names in the firearms industry. Piston-driven rifles run cleaner than their direct impingement counterparts because hot gas doesn’t blow back into the receiver, which means less fouling and easier maintenance.

Sig built the 716i Tread as the affordable version of their proven 716 platform. The 16″ barrel keeps things compact, and the free-float M-LOK handguard gives you plenty of accessory mounting options. Accuracy is solid, typically around 1.5 MOA with quality factory ammo, which is impressive for a piston gun at this price.

There are some question marks around the 716i’s future. Availability has been spotty, and there are rumors Sig may be focusing on other product lines. If you find one in stock and the price is right, grab it. The piston system alone makes it worth considering over similarly priced DI options, especially if you plan to run a suppressor down the road.

Best For: Shooters who want a piston-driven .308 from a premium manufacturer without paying FN SCAR money.

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10. Springfield M1A Scout Squad — Best Classic

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 18″
• Weight: 8.5 lbs (synthetic stock)
• Capacity: 10+1 (20-round magazines available)
• Action: Semi-auto, rotating bolt, operating rod
• MSRP: ~$1,982

Price	Accuracy	Reliability	Weight	Prestige
2.5/5	3.5/5	4/5	3/5	5/5

The Springfield M1A is the civilian version of the M14 battle rifle that served the US military from 1959 through Vietnam and beyond. It’s not the lightest, not the most accurate, and not the most modular .308 semi-auto you can buy. But it might be the most satisfying. There’s something about the M1A’s action, the solid thunk of the operating rod cycling, that no AR-10 can replicate.

The Scout Squad model is the most practical M1A variant. The 18″ barrel keeps things manageable compared to the full-length 22″ Standard, while the forward scope mount rail makes optics mounting straightforward. Springfield offers it in both walnut and black synthetic stocks. The synthetic version saves weight and shrugs off weather, but the walnut version is one of the best-looking rifles you can buy at any price.

Where the M1A shows its age is in accuracy and ergonomics. A good M1A will shoot 1.5 to 2 MOA, which is solid but not competitive with a quality AR-10 that can do sub-MOA. Mounting modern optics requires an aftermarket scope mount that sits high and adds weight. And the platform doesn’t accept modern accessories the way an AR does. If you also want a compact .308, Springfield makes the SOCOM 16 with a 16.25″ barrel in the same M1A platform.

Best For: Shooters who appreciate military heritage and want a classic battle rifle with proven reliability, even at the cost of modern AR-10 modularity.

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11. IWI Galil Ace Gen 2 — Best Non-AR

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 16″
• Weight: 8.4 lbs
• Capacity: 20+1
• Action: Semi-auto, long-stroke gas piston
• MSRP: ~$2,179

Price	Accuracy	Reliability	Weight	Prestige
2.5/5	4/5	5/5	3.5/5	4/5

The Galil Ace Gen 2 is what happens when you take the AK’s legendary reliability and modernize it for the 21st century. IWI (Israel Weapon Industries) designed this rifle for the Israeli Defense Forces, and the long-stroke gas piston system it runs on is essentially the same proven concept that makes AK-pattern rifles function in the worst conditions on earth. Mud, sand, dust, extreme cold: the Galil Ace handles it all.

The Gen 2 version brought meaningful improvements over the original. The side-folding adjustable buttstock is comfortable and locks up solid. The left-side charging handle lets you rack the bolt without breaking your firing grip. And the M-LOK handguard gives you modern accessory mounting without the weight of a full quad rail.

Accuracy is surprisingly good for a piston gun. I’ve consistently seen 1.5 MOA groups with quality factory ammo, which is on par with or better than many DI-driven AR-10s. The Galil Ace uses SR-25 pattern magazines (Magpul LR/SR25 PMAGs work perfectly), so magazine availability isn’t an issue despite the proprietary platform.

This is the rifle for someone who wants something different from the AR-10 crowd. It’s a genuinely different platform with a different manual of arms, different feel, and a reliability reputation that rivals anything on this list.

Best For: Shooters who want AK-level reliability in a modern .308 package and appreciate a platform with Israeli military heritage.

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12. LMT MWS (MARS-H) — Best Duty

• Caliber: .308 Win / 7.62×51 NATO
• Barrel Length: 16″ chrome-lined
• Weight: 9.47 lbs
• Capacity: 20+1
• Action: Semi-auto, direct impingement
• MSRP: ~$3,930

Price	Accuracy	Reliability	Weight	Prestige
1/5	4.5/5	5/5	2.5/5	5/5

The LMT MWS (Modular Weapon System) is the professional’s .308. Lewis Machine and Tool doesn’t chase the consumer market with flashy marketing. They build rifles for military and law enforcement contracts, and the civilian versions are essentially the same guns. The British military selected the MWS as the L129A1 Sharpshooter rifle, and it has been deployed in combat operations around the world.

The monolithic upper receiver is the defining feature. The upper receiver and handguard are machined from a single aluminum forging, creating a rigid one-piece platform that eliminates any flex or movement between components. This directly translates to consistent point-of-impact, especially under hard use. You can bang this rifle around and it holds zero where lesser rifles would walk.

The quick-change barrel system is the other standout. Two Torx screws and you can swap barrels in under two minutes. LMT offers barrels in 13.5″, 16″, 18″, and 20″ lengths, plus caliber options including 6.5 Creedmoor and 7mm-08. Buy one lower and upper, and you effectively have multiple rifles. The MARS-H lower adds fully ambidextrous controls including the bolt catch/release, which is increasingly expected on duty rifles.

The downsides are weight, price, and availability. At 9.47 pounds, this is the heaviest rifle on our list. At nearly $4,000 for the MARS-H version (the MWS Defender with a standard lower starts around $2,300), it’s not cheap. And LMT rifles are frequently out of stock at dealers. But if you want the rifle that actual military units trust when lives are on the line, this is it.

Best For: Professional users, serious competitors, and enthusiasts who want the most overbuilt, duty-rated .308 platform available with military contract validation.

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Related Guides

If you found this guide helpful, check out these related roundups:

• Best .308 Ammo for Hunting and Home Defense
• Best .30-06 Rifles
• Best Cheap AR-15 Rifles
• Best Custom AR-15 Rifles
• Best .22 LR Rifles

FAQ: .308 Semi-Auto Rifles