Finding the best powder for 350 Legend requires analyzing reputable load data, with Hodgdon Lil’Gun, Winchester 296, and Accurate 1680 standing as the three best choices. Hodgdon Lil’Gun delivers exceptional velocities and reliable cycling for standard hunting bullets. Winchester 296 provides outstanding high pressure consistency and proven field performance, while Accurate 1680 offers the perfect gas volume for heavy supersonic and subsonic loads.
Best Powder For 350 Legend
| Powder | Published Bullet Weights | Published Velocity | Published Load Data Available | Key Strength | Best Use | Source | Check |
| Hodgdon Lil’Gun | 150gr to 180gr | 2000 to 2400+ fps | Yes | Low pressure velocity | Standard hunting loads | Hodgdon Reloading Data Center | Check |
| Winchester 296 | 125gr to 170gr | 2200 to 2500+ fps | Yes | Maximum velocity | Lightweight bullets | Hodgdon Reloading Data Center | Check |
| Accurate 1680 | 150gr to 255gr | 1000 to 2300+ fps | Yes | Extreme reliability | AR platform cycling | Western Powders Data | Check |
| Hodgdon CFE BLK | 150gr to 255gr | 1000 to 2200+ fps | Yes | Copper fouling reduction | Heavy subsonics | Hodgdon Reloading Data Center | Check |
| IMR 4227 | 147gr to 180gr | 1900 to 2250+ fps | Yes | Extreme accuracy | Bolt action rifles | Hodgdon Reloading Data Center | Check |
| Hodgdon H110 | 125gr to 170gr | 2200 to 2500+ fps | Yes | Identical to Win 296 | High velocity supers | Hodgdon Reloading Data Center | Check |
| Accurate 11FS | 150gr to 180gr | 2000 to 2350+ fps | Yes | Flash suppression | Low light hunting | Western Powders Data | Check |
| Vihtavuori N110 | 125gr to 170gr | 2100 to 2400+ fps | Yes | Ultra clean ignition | Premium target loads | Vihtavuori Reloading Data | Check |
| Accurate 5744 | 150gr to 255gr | 1000 to 2100+ fps | Yes | Forgiving pressure curve | Cast lead subsonics | Western Powders Data | Check |
| Alliant 2400 | 125gr to 170gr | 2000 to 2300+ fps | Yes | Load flexibility | Mid range practice | Alliant Powder Reloader’s Guide | Check |
Hodgdon Lil’Gun
Pros: Provides massive velocities for standard hunting bullets while keeping chamber pressures safe in straight wall cartridges.
Cons: It is known to burn very hot, which can heat up barrels rapidly during high volume range sessions.
Published 350 Legend Data: Extensively tested with dozens of loads published by Hodgdon.
Common Bullet Weights: Broadly supports everything from 150 grain up to heavy 180 grain projectiles.
Velocity Characteristics: Delivers strong upper range velocities that perfectly mimic factory hunting ammunition.
Accuracy or Consistency Evidence: Renowned for exceptional consistency and very tight groups with mid weight 160 grain and 170 grain hunting bullets.
Best Application: Widely considered the best powder for 350 Legend supersonic hunting loads in both bolt action and AR platforms.
Limitations: The high burn temperature makes it less ideal for rapid fire target practice.
Winchester 296
Pros: Winchester 296 produces incredible power and routinely achieves the absolute highest published velocities for the cartridge.
Cons: It is heavily discouraged to load it below published starting charges as it can cause dangerous pressure spikes.
Published 350 Legend Data: Extensively documented by the Hodgdon Reloading Data Center.
Common Bullet Weights: Safest when used with 125 grain, 147 grain, 150 grain, and 165 grain supersonic bullets.
Velocity Characteristics: Produces blistering supersonic velocities, pushing lightweight bullets safely past 2,400 fps.
Accuracy or Consistency Evidence: Delivers excellent accuracy for short to medium range deer hunting and paper punching.
Best Application: Perfect for high velocity hunting rounds designed for maximum kinetic energy transfer.
Limitations: Unsuitable for heavy subsonic bullets if your goal is reliable semi automatic cycling.
Accurate 1680
Pros: Accurate 1680 meters perfectly, fills the case nicely, and provides the necessary gas volume to reliably cycle AR style rifles.
Cons: It is notoriously loud when shot suppressed compared to faster burning pistol powders.
Published 350 Legend Data: Thoroughly covered by Western Powders and most modern reloading manuals.
Common Bullet Weights: Optimized specifically for 150 grain to 255 grain supersonic and subsonic projectiles.
Velocity Characteristics: Safely pushes heavy bullets to optimal subsonic speeds with very predictable velocity steps per grain of powder.
Accuracy or Consistency Evidence: Frequently cited by reloaders as having some of the lowest extreme spreads for heavy bullets.
Best Application: The absolute standard for subsonic reliability and heavy bullet performance in semi automatic rifles.
Limitations: The louder report makes it slightly less desirable for shooters chasing the quietest possible suppressed setups.
Hodgdon CFE BLK
Pros: Engineered to generate excellent gas volume to reliably cycle short barrel rifles and features a copper fouling eraser.
Cons: It can leave behind heavy carbon fouling if loaded at very low subsonic pressures.
Published 350 Legend Data: Extensively documented in the Hodgdon Reloading Data Center.
Common Bullet Weights: Highly effective with 170 grain, 180 grain, and 255 grain heavy bullets.
Velocity Characteristics: Easily keeps heavy bullets hovering right around the 1,000 fps subsonic sweet spot.
Accuracy or Consistency Evidence: Known for delivering solid accuracy, though standard deviations can widen slightly in extreme cold.
Best Application: The definitive choice for loading heavy subsonic ammunition fired from an AR platform.
Limitations: Not the most efficient powder for pushing lightweight 147 grain bullets to their maximum supersonic speeds.
IMR 4227
Pros: IMR 4227 is a very stable single base powder that is widely celebrated for producing the quietest sound signature through a suppressor.
Cons: It does not produce enough gas volume to reliably cycle many standard AR gas systems.
Published 350 Legend Data: Available in the Hodgdon Reloading Data Center and Speer manuals.
Common Bullet Weights: Best utilized with 147 grain, 150 grain, and 180 grain jacketed bullets.
Velocity Characteristics: Delivers very consistent supersonic speeds without pushing the absolute pressure limits.
Accuracy or Consistency Evidence: Extremely stable powder that delivers fantastic accuracy for short range target work.
Best Application: Perfect for loading highly accurate ammunition for manual action firearms like bolt action rifles and single shots.
Limitations: Cannot consistently reach the extreme supersonic velocities of H110 or Lil’Gun safely.
Hodgdon H110
Pros: H110 is physically identical to Winchester 296, offering incredible velocity and a perfect alternative when shelves are empty.
Cons: It shares the same strict warning against reducing charges below the published starting minimums.
Published 350 Legend Data: Readily available from the Hodgdon Reloading Data Center and Hornady.
Common Bullet Weights: Primarily focused on lightweight 125 grain to 170 grain bullet designs.
Velocity Characteristics: Consistently pushes standard hunting bullets to their absolute maximum safe velocities out of a 16 inch barrel.
Accuracy or Consistency Evidence: A long time favorite for producing highly accurate, flat trajectory hunting rounds.
Best Application: A highly reliable choice for outdoor enthusiasts needing full power 350 Legend deer hunting rounds.
Limitations: It often struggles to reliably cycle heavy subsonic bullets without extensive gas system tuning.
Accurate 11FS
Pros: Features a proprietary flash suppressant that significantly reduces muzzle flash during low light hunting conditions.
Cons: As a specialized powder, load data is not as widely published in older legacy reloading manuals.
Published 350 Legend Data: Available extensively through Western Powders data centers.
Common Bullet Weights: Best utilized with 150 grain, 165 grain, and 180 grain hunting bullets.
Velocity Characteristics: Yields very strong velocities that rival standard magnum pistol powders.
Accuracy or Consistency Evidence: Extremely stable at high pressures with excellent standard deviations.
Best Application: The ultimate choice for hunting deer and feral hogs during dawn and dusk hours.
Limitations: The flash suppressant additives make the powder slightly more expensive than standard alternatives.
Vihtavuori N110
Pros: An exceptionally fast burning rifle powder that yields incredibly clean burns and extracts maximum accuracy from light bullets.
Cons: The extruded grains do not always meter as smoothly as spherical ball powders in automated drops.
Published 350 Legend Data: Comprehensive data is published in the Vihtavuori Reloading Guide.
Common Bullet Weights: Strictly optimized for lightweight 125 grain, 147 grain, and 150 grain bullets.
Velocity Characteristics: Safely pushes light hunting bullets to very respectable supersonic speeds.
Accuracy or Consistency Evidence: Highly prized by target shooters for producing single digit standard deviations.
Best Application: The top choice for loading premium lightweight target loads in bolt action rifles.
Limitations: Will not reliably operate the gas system of an AR platform when loaded with heavy subsonic bullets.
Accurate 5744
Pros: Accurate 5744 is a bulky powder that fills the case incredibly well and is almost entirely position insensitive.
Cons: It can leave behind a noticeable amount of unburnt powder granules in the barrel and action.
Published 350 Legend Data: Available through Western Powders and the Speer manual.
Common Bullet Weights: Widely used with 150 grain to 255 grain cast lead and jacketed bullets.
Velocity Characteristics: Very safely drives heavy bullets at subsonic speeds without dangerous pressure spikes.
Accuracy or Consistency Evidence: Delivers very tight groups specifically with modern polymer coated cast bullets.
Best Application: Excellent for reloaders who cast their own heavy lead bullets for subsonic target practice.
Limitations: Leaves your rifle action dirtier than premium single base extruded powders.
Alliant 2400
Pros: A legendary powder that provides classic magnum performance and excellent flexibility across standard bullet weights.
Cons: It can burn slightly dirty compared to more modern premium powders designed specifically for the cartridge.
Published 350 Legend Data: Thoroughly covered by the Alliant Powder Reloader’s Guide.
Common Bullet Weights: Optimized for 125 grain, 147 grain, and 150 grain projectiles.
Velocity Characteristics: Safely drives standard bullets to highly effective velocities with very predictable pressure curves.
Accuracy or Consistency Evidence: Frequently cited by reloaders as having some of the most consistent accuracy for general range use.
Best Application: An outstanding option for loading comfortable mid range target loads for practice.
Limitations: Does not quite reach the absolute maximum velocities of H110 with heavier hunting bullets.
How To Choose Between The 10 Powders
When viewing a comprehensive 350 Legend powder comparison, your ideal choice depends entirely on whether you intend to shoot supersonic or subsonic ammunition. For heavy subsonic rounds shot through a suppressor in an AR platform, Accurate 1680 and Hodgdon CFE BLK are the absolute best choices on the market. If you are focused strictly on high velocity supersonic hunting loads, Hodgdon Lil’Gun, Winchester 296, and Hodgdon H110 will serve you perfectly. For precision shooters wanting the cleanest burn possible in a bolt action rifle, premium options like Vihtavuori N110 and IMR 4227 are the clear winners.
Published Data And Safety
Using exact 350 Legend reloading data is mandatory for your safety and the longevity of your rifle. The 350 Legend is a high pressure straight wall cartridge that operates much differently than traditional bottleneck rifle rounds. Every published reloading recipe is carefully calibrated for a specific .355 inch bullet diameter, bullet design, and seating depth. Attempting to use standard .358 inch rifle bullets without properly sizing them will cause immediate and dangerous pressure spikes. Maintaining the exact cartridge overall length is paramount because seating a bullet too deeply in a small straight walled case drastically increases internal chamber pressure. Always begin your process with the published starting load and slowly work up toward the maximum published load. Monitoring your brass for pressure signs and adhering strictly to your specific firearm specifications will prevent catastrophic failures. Relying solely on official data from powder manufacturers guarantees safe and reliable ammunition.
FAQs
What is the best powder for 350 Legend?
The best powder for 350 Legend depends on your specific application, but Hodgdon Lil’Gun, Winchester 296, and Accurate 1680 are universally recommended based on published load data.
What are the 3 best powders for 350 Legend?
The 3 best powders for 350 Legend are Hodgdon Lil’Gun, Winchester 296, and Accurate 1680.
What powder gives the best 350 Legend velocity?
Winchester 296 and Hodgdon H110 will safely provide the absolute best velocity when shooting lightweight supersonic hunting bullets.
What powder is best for 350 Legend subsonic loads?
Accurate 1680 and Hodgdon CFE BLK are the absolute best choices for safely loading heavy subsonic rounds that reliably cycle semi automatic rifles.
What powder is best for 350 Legend supersonic loads?
Hodgdon Lil’Gun, Winchester 296, and Accurate 11FS are excellent choices for supersonic 350 Legend loads due to their high velocities and accuracy.
Does powder choice affect 350 Legend accuracy?
Yes, powder choice directly affects accuracy by changing the burn rate, the internal pressure curve, and the standard deviation of your velocity for a specific bullet weight.
What powders have published 350 Legend load data?
Almost all modern fast burning rifle powders and slow burning magnum pistol powders have published data, including extensive options from Hodgdon, Alliant, Vihtavuori, Winchester, and Accurate.
Does Hodgdon publish 350 Legend powder data?
Yes, Hodgdon publishes extensive, free 350 Legend powder load data for their entire family of powders through their online Reloading Data Center.