The .300 Winchester Short Magnum (.300 WSM) is a powerhouse cartridge designed for hunters and precision shooters who demand top-tier performance. Whether you’re tracking bull elk through dense timber, dialing in long-range shots across a valley, or seeking a well-balanced all-around hunting round, the right ammunition makes all the difference.

The .300 WSM is known for its hard-hitting energy, flat trajectory, and exceptional accuracy, making it a favorite among those who hunt in open country or need deep penetration for big game. However, not all ammo performs the same, and picking the right round for your needs is crucial.

To help you choose the best .300 WSM ammo, we’ve evaluated accuracy, stopping power, ballistic efficiency, recoil, and consistency. Below, you’ll find our top picks—each carefully selected for specific hunting and shooting applications.

Our Top 4 .300 WSM Ammo Picks

• Federal Premium 300 WSM 200gr Terminal Ascent - Best .300 WSM Overall
• Hornady Outfitter 300 WSM 180gr CX - Best .300 WSM for Big Game
• Federal Premium 300 WSM 200gr ELD-X - Best .300 WSM for Long-Range Precision
• Norma 300 WSM Bondstrike 180gr Polymer Tip - Best .300 WSM for Maximum Impact

Best Overall: Federal Premium 300 WSM 200gr Terminal Ascent

Federal Premium 300 WSM 200gr Terminal Ascent

Price: $61.88

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Pros:

• Superior long-range accuracy and energy retention
• Bonded bullet construction for maximum penetration
• High weight retention ensures deep wound channels

Cons:

• More expensive than standard hunting ammo
• Slightly more recoil than lighter bullet weights

Why We Selected This Product:

If you want a do-it-all hunting and long-range round, Federal Premium’s Terminal Ascent should be at the top of your list. This bonded bullet offers deep penetration, high retained energy, and precision accuracy, making it perfect for everything from whitetail deer to big-bodied elk and moose.

With its high ballistic coefficient, this round stays flat and fast, even at extreme distances. Whether you're taking a 400-yard broadside shot on an elk or lining up a 600-yard steel target, this bullet holds its trajectory with minimal wind drift.

Best for Big Game: Hornady Outfitter 300 WSM 180gr CX

Hornady Outfitter 300 WSM 180gr CX

Price: $58.40

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Why We Selected This Product:

If you’re heading into the backcountry or hunting in wet and extreme weather conditions, Hornady Outfitter’s 180gr CX is built to handle the challenge. The all-copper CX bullet is lead-free, making it ideal for states with ammunition restrictions while still providing devastating penetration on elk, moose, and even bears.

Unlike traditional lead-core bullets, the CX retains nearly 100% of its weight even after hitting thick bone and dense muscle, ensuring an ethical and effective kill. Its nickel-plated case is corrosion-resistant, making it perfect for harsh environments where moisture could degrade standard ammo.

Best for Long-Range Precision: Federal Premium 300 WSM 200gr ELD-X

Federal Premium 300 WSM 200gr Eld X

Price: $63.79

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Pros:

• High ballistic coefficient for flat shooting
• Expands reliably at both close and long ranges
• Low wind drift improves downrange accuracy

Cons:

• Overkill for short-range hunting situations
• Premium price for long-range performance

Why We Selected This Product:

For long-range hunters and competitive shooters, the Federal Premium 200gr ELD-X is an absolute game-changer. Designed for maximum ballistic efficiency, this round resists wind drift, maintains velocity, and expands reliably at both short and extreme distances.

If you’re in the field and need a highly accurate round for antelope, mule deer, or elk at 500+ yards, the ELD-X delivers precision hits with minimal drop. The Heat Shield Tip prevents deformation during flight, keeping your shot consistent and accurate even at longer distances.

Best for Maximum Impact: Norma 300 WSM Bondstrike 180gr Polymer Tip

Norma 300 WSM Bondstrike 180 Grain Polymer Tip

Price: $51.99

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Pros:

• Bonded core for maximum weight retention
• Flat trajectory and high velocity improve accuracy
• Exceptional impact and knockdown power

Cons:

• More expensive than standard soft-point bullets
• May over-penetrate on smaller game

Why We Selected This Product:

If you want hard-hitting energy transfer, Norma’s Bondstrike 180gr Polymer Tip is built for devastating impact. The bonded-core bullet stays intact upon impact, creating deep wound channels and serious stopping power, exactly what you need when hunting large-bodied game like elk, moose, and black bear.

With its high velocity and flat trajectory, the Bondstrike is a great option for fast-paced shots where distance estimation may not be perfect. Whether you're shooting from a tree stand or across a canyon, this round delivers lethal performance without sacrificing accuracy.

Final Thoughts

The .300 WSM is a high-performance cartridge that delivers incredible power, range, and versatility for both hunting and target shooting. Each of the rounds highlighted in this guide offers something unique—whether it’s deep penetration, extreme accuracy, or high-energy impact. If you need a reliable, all-around performer, Federal’s Terminal Ascent is hard to beat. For those venturing into tough conditions, Hornady Outfitter CX provides durability and unmatched weight retention. Long-range hunters will appreciate the ballistic efficiency of the ELD-X, while the Norma Bondstrike stands out for delivering sheer stopping power.

Regardless of your specific needs, high-quality .300 WSM ammunition ensures precision, ethical kills, and consistent performance. Investing in premium ammo means better shooting experiences and greater success in the field—whether you're chasing trophy game or hitting steel at extreme distances.

Pro Armory has a wide selection of hunting, and long-range options so you can find exactly what you need. Don’t wait until you’re out—stock up today and always be prepared!