John Snows article for Outdoor Life was used as a reference for the history of the 6mm Creedmoor. Both use the same 6mm/.243 diameter bullets, but the 6mm Creedmoor was specifically designed to use longer, heavier, and more aerodynamic projectiles. I shot 87 vmax mostly at 2900 fps or so iirc with 8208. The biggest advantage of the 6mm ARC is its extremely high ballistic coefficient (BC). The table below compares compares the 3 cartridges using Hornady Precision Hunter ammo along with 2 max handloads for the 243 and 6mm Creedmoor using a 100gr InterLock taken from the Hornady reloading handbook. This makes it an excellent choice for long-range shooting, as it will maintain its velocity and energy over long distances. The 6.5 Creedmoor shoots 6.5mm/.264 class projectiles while the 6mm Creedmoor is necked down to shoot 6mm/.243. case, being based on the .257 Roberts hull, has slightly more powder capacity than the .243 Win., and it's therefore capable of imparting a bit more velocity. First off, the 6mm? Ultimately, it is the shooters that decide which new wildcats or cartridges become popular and are there to stay and which arent. It can accomodate the newer, longer and heavier 6mm bullets that offer good ballistic coefficients, whilst still shooting them a fast muzzle velocities without too much recoil. Even though it has the longest case of the bunch, the .243 Winchester has a 20 degree shoulder, which is not quite as sharp as the 30 degree shoulder shared by the 6mm and 6.5mm Creedmoor cartridges. In this article, Im going to discuss the pros and cons of the 6mm Creedmoor cartridge in detail. If youre looking for a round that can do it all, then the ARC is the one you want. It also has a relatively low muzzle velocity, so it is not as effective at long range as some other calibers. In this blog post, we will discuss the differences between these two rifle calibers and help you decide which one is right for you! So while we cant say for sure how long the new ARC will last, we think it has a good chance of becoming a staple in the world of competitive gaming. A few years later, Gardner was brainstorming ideas on how to gain an advantage in the new Precision Rifle Series competition (PRS) that was rapidly growing in popularity and remembered the project hed worked on with Snow. This article contains the load data for the 6 Dasher based on a survey of over 100 of the top-ranked long range shooters in the country. That's why they chose the 6mm bullet. Read More . What the 6mm Creedmoor absolutely excels at though, is those same small to medium CXP2 type animals, but at long range, with consistently expanding high-BC match bullets like the Hornady 108gr ELD-M or the Berger 105gr Hybrid Target. Review: Hornady 6mm ARC. A big fan of long-range shooting, Snow was particularly intrigued by the brand new 6.5mm Creedmoor cartridge that had just been released that year. Even so, the 6mm Creedmoor has received a lot of press because its undeniably well designed and offers definite advantages over similar cartridges. The fact that this was said on such a knowledgeable forum, with no objection by anybody and the first person to mention that such a reamer has been made before by PT&G was in 2010 on that thread. Always follow manufacturers instructions. It may not display this or other websites correctly. It delivers less drop, less wind deflection and the ability to shoot accurate groups at much greater distance (1000+ yds). Due to the fact that it uses the 6.5 Creedmoor as a parent case and performs similarly to the .243 Winchester, the 6mm Creedmoor is most often compared to those two cartridges. you would be blown away at the number of people that picked the 6XC and the 6 creed. With barrels of equal lengths and a 200-yard zero, the 6.5 ELD Match bullet drops 6 inches more at 500 yards than the 6mm ELD Match. Its also incredibly accurate, making it perfect for long-range shots. It is also about the same size as a BB pellet. Nosler provided the data used to compare the recoil of the .243 Winchester (here). If you dont see something you like below, dont fret too much. 300-yard D/D/E: -1.7/5.3/1403 600-yard D/D/E: -56.3/23/946 800-yard D/D/E: -135/44/714 Another factor to consider when choosing a caliber is recoil. The shoulder on the 6mm ARC is moved back a bit from the 6mmAR (I'm guessing so 108gr ELDs will fit perfectly at mag length), so the ARC will have a bit less capacity . The powder capacity isn't even close. Their 6mm Creedmoor Ballistic Tip ammo is great for hunters who want a really fast expanding bullet that rapidly delivers a tremendous amount of energy to game. Comparing 6mm ARC to 6mm CR is is apples and oranges again. The 6mm, refers to the bore diameter of the barrel, more specifically actually a .243 or 6mm bullet diameter. Right out of the muzzle, the 6mm ARC is traveling at 2,750 ft/s, or 170 ft/s faster than the 6.5 Grendel. Im a Reloader and I have a 6 ARC, though its a gas gun. Comparing 6mm ARC to 6mm CR is is apples and oranges again. Using the 6mm AR as the closest matching cartridge to the 6mm ARC (.441 base diameter, 30 grains H2O case capacity) in QuickLOAD, when limited to 52,000 PSI, the highest 108 grain ELD-M muzzle velocity from a 24" barrel is from 29.6 grains Hodgdon CFE223, yielding 2680 fps (it makes 2820 fps from 31.2 grains at 62,000 PSI). The biggest advantage of the Creedmoor is its versatility. Because a real avid shooter loads his own ammo for various reasons. Variations on a theme. Cartridge Specs: 6.5 Creedmoor Vs. 6mm Creedmoor Understanding a cartridge's capabilities always begins with basic knowledge of the physical properties of the cartridge. With similar advantages for precision rifle competition shooting as the 6.5 Creedmoor, the 6mm Creedmoor is also a superb competition cartridge, especially for small caliber long range shooting and PRS competition shooting. For these shots, high shoulder is recommended. My other favorite load is a Hornady 108gr ELDM at 2970 FPS. The 6mm Creedmoorin the same fashion of its larger counterpartfits those bullets very well. Loaded with a high BC 103 grain ELD-X bullet, 6mm Creedmoor Precision Hunter ammunition has a flatter trajectory and carries more energy down range than any other factory loads for 6mm Creedmoor hunting ammo currently available. It and the 6mm Remington have the horsepower to best the 6mm Creedmoor, but the Creed has the rifling twist, so let's use its ballistics to compare against its parent, the 6.5 Creedmoor. My best guess I'd say a 6mm CM out of a 18" barrel would push a 108 ELDM around 2850 fps. The size of the bullet, or caliber, is one factor that determines how much stopping power it has. As can be seen with the Kudu bull taken at 180 yards late evening with a well place head shot. As their names imply the biggest difference between the 6mm Creedmoor and the 6.5 Creedmoor is the bullet class. The 6mm ARC produces a larger splash signature that allows shooters to self-spot impacts and make rapid adjustments. In fact, while the selection of 6.5 Creedmoor rifles and ammo are also good, things are as good, and maybe even a little better with the 6mm Creedmoor with the ongoing ammo shortage. D DocT Joined There is also talk on a post over on Accurate Shooter forum by a person calling himself gnoble, that he built this or a very similar cartridge back in 2001 already by shortening a 243 Mashburn (I think he meant a 244 Mashburn). In simple terms, it's essentially a "6mm Grendel" with the "Creedmoor" treatment, alterations to the shoulder and casing for better feeding, more consistency, and ease of mass production. Just a quick run through GRT shows the ARC topping out at ~2400 and 6CM around 2700. .5.56 is generally loaded to higher pressure than .223. For that reason, Hornady offers the 6mm Creedmoor as part of their Varmint Express line of ammo. FORLOH AllClima Softshell and AllClima Stretch Woven Pant Review. So, if the Ballistic Tip ammo isnt really your cup of tea and you prefer controlled expansion and high weight retention, then this ammo, which is loaded with their 90gr AccuBond bullet, is perfect for you. Like the .243 Winchester, the 6mm Creedmoor is also a really good varmint as well as big game hunting cartridge. This was basically a 6 arc. No one shooter could tell me what rifle was chambered in what cartridge based on felt recoil. Perhaps, someday. Bullets4Bucks is a participant in affiliate advertising programs designed to provide income. Ammo and rifles arent impossible to find, but theyre much harder to find than 6mm Creedmoor rifles and ammo right now. I used the Hornady Ballistic calculator and Shooters Calculatorto compare wind drift, the range each bullet goes subsonic, and recoil for the cartridges. Ill also provide some information on how it stacks up next to the .243 Winchester and 6.5 Creedmoor cartridges so you can decide if it fits your needs as a hunter. Looking at the immense popularity of the 6mm Creedmoor in recent years, especially in the PRS racegun and other fieldshoot type competitions, the availability of factory ammo and factory chambered rifles in it, it would appear to be here to stay, with many claiming it displacing the legendary .243 Winchester. What bullet it takes and stabilizes is a function of the barrel more than the cartridge, with the same barrel specs the .243 would actually stabilize the longer projectile better via its higher velocity. JavaScript is disabled. Grendel is a great cartridge, is the 6mm ARC that much better? The 6mm ARC uses less powder at lower pressure, so less recoil. EAR PROBEST CASES-- Cedar Mill Iron Clasp Case: https://amzn.to/2JazLHi--Plano All Weather Tactical Case, 52-Inch: https://amzn.to/2OvGdZd--Bow case Plano 108110 Bow Guard AW: https://amzn.to/2H39GpiMAPS-- OnX Hunt App: https://smart.link/5cfa7dbd77da1-- OnXHunt app: https://amzn.to/3bg07RSOUR GEAR STORE USA: https://www.amazon.com/shop/bullets4bucksDisclaimer: Do not attempt any stunts seen on this channel. A 6.5 Creedmoor barrel typically lasts between 2,000 and 3,000 rounds, while the 6mm Creedmoor experiences serious velocity drops starting between 1,500 and 1,800 rounds. Of the three cartridges though, the 6.5 Creedmoor is likely the most popular of the three cartridges, followed by the .243 Winchester. 6mm GT vs 6mm Creedmoor The 6mm GT offer similar mag-fed reliability to the 6mm Creedmoor, with similar velocities, but with slightly less propellant, and is able to use the more forgiving propellants which make the 6mm GT slightly easier for load development with new barrels. Team Hornadayis the master, bar none. The 6mm Creedmoor or 6Creed as some call it, was a natural evolution as with almost any other 6.5mm Creedmoor that was eventually necked down to 6mm for faster muzzle velocities and lower recoil for PRS style racegun competitions. However, the superior ballistic coefficient of the ELD-X bullets used by the 6mm and 6.5mm Creedmoor helps give those cartridges a significant advantage over the .243 Winchester in terms of wind drift of around 4-4.7. If that sounds like you, then strongly consider using this ammunition for deer, feral hog, and pronghorn hunting. Its bigger and more popular than ever before, with new tournaments and leagues popping up all the time. This is reflected in the prices, availability, and variety of factory ammunition and hunting rifles currently in production for each cartridge. The 6mm Remington was built with a new factory load of 100 grain and was said to have an exit velocity of 3,190 fps. 6MM Creedmoor; 6.5 Creedmoor; 308 Win; MLR 28 Nosler; 7MM Rem Mag; 300 PRC; 300 Win Mag; AR-15 Complete Uppers 204 Ruger; 22 Nosler; 223 Wylde; 5.56 NATO; 6MM ARC; 6.5 Grendel; 6.8 SPC; 300 Blackout; 350 Legend; 450 Bushmaster; 9MM; AR-10 Complete Uppers 22-250 Rem; 243 Win; 6MM Creedmoor; 6.5 Creedmoor; 308 Win The designers of the 6ARC wanted to create a round that would compete with the famous 223/5.56 in an AR platform, but it needed to shoot flatter at long-range. This means I will earn a small commission (at no extra cost to you) if you make a purchase. Peterson, Alpha, Lapua, etc. Both cartridges have a much flatter trajectory than the 6.5mm Creedmoor. Its not a magical cartridge, but the 6mm Creedmoor does provide real benefits over the 243 Winchester. If you have any doubt how well Hornady does this look no further than the 6.5 Creedmoor. 224 Valkyrie and 6mm ARC have an identical overall length The case length of the 224 Valkyrie is slightly longer than the case of the 6mm ARC The case capacity of the 224 Valkyrie is one-half grain more than 6mm ARC The maximum loading pressure, according to SAAMI, is 3,000 psi higher for 224 Valkyrie than 6mm ARC If we look at the debate of the 6mm Creedmoor vs 6.5 Creedmoor for PRS shooting and competitions, both have their own merits. Unlock the Benefits of Knowing Your Winchester Serial Number, Complete Buyers Guide to the Sig Sauer P228. According to this data that seems possible. Scopes, guns, boots and other tactical stuff in-between. Definitely not worth arguing. Nosler also offers their Trophy Grade hunting ammo in 6mm Creedmoor. This particular .243 Winchester load drops below the speed of sound around 1,150 yards, but the 6mm Creedmoor stays supersonic out until around 1,375 yards and the 6.5 Creedmoor doesnt cross the sound barrier until around 1,450 yards. However, the extra recoil is not enough to make the Creedmoor unmanageable for most shooters. However, it does have more recoil than the ARC, so keep that in mind if youre a beginner shooter. JavaScript is disabled. CA Ridgeline FFT BBL Break In w/Issues?!? As with the the 6.5 PRC and the 300 PRC that are already out and have enjoyed large initial success and hype, the PRC in 7mm PRC stands for Precision Rifle Cartridge, and just like its siblings, it is a product of Hornadys cartridge design division. We have the Brass in stock along with Dies. Here's some bolt gun load data. The 6mm Advanced Rifle Cartridge (ARC) is a new cartridge by Hornady in 2020. which is also much easier to find than 6 ARC or grendel. 6 ARC vs 6 CREEDMOOR | Ballistics Comparison The 6mm arc was developed by Hornady for use in an AR-15 but can be used for hunting or benchrest shooting mini action bolt rifle. Unlike its bigger brother the 6.5 Creedmoor, there arent many options for factory 6mm Creedmoor hunting ammo right now. As you can see, the .243 Winchester and 6mm Creedmoor have a very similar trajectory with less than a half inch of difference in their point of impact at 500 yards when using the ELD-X bullets. The 6mm ARC offers a 30 to 35% lighter-weight package (gun and ammo). 6 ARC vs 6 CREEDMOOR | Ballistics ComparisonThe 6mm arc was developed by Hornady for use in an AR-15 but can be used for hunting or benchrest shooting mini action bolt rifle. If you want something to use for self-defense, however, you may want to consider something else. Barnes VOR TX ammo is also an ideal choice if youre hunting in states like California that mandate lead free 6mm Creedmoor ammo for hunting. The cartridge is also well suited for handloaders and since it uses the same .243 bullets as 6mm cartridges like the .243 Winchester, the 6x47mm Lapua, the 6XC, and the .240 Weatherby Magnum, there are a variety of great .243 bullets currently available. Its also offers match grade accuracy. Re: 6XC vs. 6mm Creedmoor Both Copper Creek and McCort amunition have several loadings for the 6mm Creedmoor on properly headstamped brass. The Creedmoor in 6mm Creedmoor is named for the fact that it comes from a 6.5mm Creedmoor which has been necked down to accept a .243 bullet, the Creedmoor in 6.5mm Creedmoor originally comes from Creedmoor Sports, for whom the 6.5mm Creedmoor cartridge was developed by Hornady and Creedmoor Sports jointly. Disclosure: Some products are provided by companies as samples or by friends for testing and evaluation. The Big Game Hunting Blog is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com, Amazon.co.uk, Amazon.ca, Amazon.com.au, and other Amazon stores worldwide. Both loads recoil a whole lot less than a 143gr Hornady ELD-X from a 6.5 Creedmoor. Overall a superb if not one of the best PRS and racegun competition cartridges.
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