Like the .243 Winchester, the 6mm Creedmoor is also a really good varmint as well as big game hunting cartridge. Scopes, guns, boots and other tactical stuff in-between. 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. rifles come with 1:10 twists, which are not quite quick enough to stabilize today's longest, highest B.C. For that reason, Hornady offers the 6mm Creedmoor as part of their Varmint Express line of ammo. While Snow moved onto other projects, the story of the 6mm Creedmoor didnt end there. 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. I'm not disputing his numbers, because no 2 guns are the same, and he may be using his own loads where I'm shooting factory ammo. Out of the same barrel length, 18 inches, the 6mm ARC is claimed to be capable of shooting a 108gr ELD Match bullet with a very slightly lower .270 G7 BC at a slightly faster 2630fps. 6 ARC vs 6 CREEDMOOR | Ballistics Comparison - YouTube Case capacity of the 6mm ARC is 34 grains. Comparing 6mm ARC to 6mm CR is is apples and oranges again. The 6mm Creedmoor is a very well designed cartridge that offers some marginal advantages over similar cartridges. All three cartridges have the same rim .473 diameter and they are all close enough in overall size that they are used in short-action rifles. However, just to give you an idea of the superiority of the 6mm Creedmoor over the .243 Winchester at long range, consider this: the .243 Winchester has over 30 more bullet drop than the 6mm Creedmoor at 1,000 yards when both cartridges have a 200 yard zero. This will give you a good, safe starting minimum load to work upwards from. 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). It is more suited for the shorter action rifles like AR-15s and the Howa Mini Action rifles. The 6.5 Creedmoor has a similar advantage over the 6mm Creedmoor in kinetic energy. Many factors determine the number of shots a barrel can take before the throat and rifling of the barrel become worn to a point where the accuracy wanes, usually evident through inconsistent groups or sudden slower muzzle velocities. The other big difference between these cartridges is that the 6mm and 6.5mm Creedmoor were both purpose built as competition shooting cartridges and were designed to use the longest and heaviest bullets available for their caliber without intruding into the powder column. : 108gr/.559 Muzzle Velocity: 2900 MPBR: 326-y. It also has a relatively low muzzle velocity, so it is not as effective at long range as some other calibers. There are many large scale manufacturers making a 6mm Creedmoor Factory Rifle, including Ruger, Tikka and Howa to name just a few. The 6mm ARC gives hunters the ability to successfully hunt varmints and deer. No one shooter could tell me what rifle was chambered in what cartridge based on felt recoil. 6mm ARC vs 6mm Creedmoor Shorty? | Page 2 | Long Range Hunting Forum However, if you are looking for a round that is specifically designed for self-defense, you may want to consider something else. bullets from the magazine and not be limited to being a single shot. The 6.5 Creedmoor is Not the Ultimate Super Cartridge Once again, the .220 Swift reminds me of a .223 Remington on steroids as the .223 Remington can only maintain 800 ft-lbs of energy out to about 175 yards. The most critical difference is that in bolt-action rifles, from which the 6mm PPC is typically fired, according to the Western Powders Handloading Guide, the 6mm PPC is loaded to pressures approaching 60,000 psi. Case capacity of the 6mm PPC is about 33 grains of water. The 6mm Creedmoor is also often misspelled as 6mm Creedmoore or 6 Creedmore, it is also often called the 6-6.5 Creedmoor denoting the main 6.5 Creedmoor cartridge that it was developed from. Anyone used the Crossroad Archery Stabilizers? If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. I think the trick is not just looking at each of those things in isolation, but trying to strike the "right balance" between those competing . Since then, demand for the new cartridge has continued to increase and Browning, Montana Rifle Company, Nosler, and Savage have joined Ruger in producing 6mm Creedmoor rifles. There are a few things that could potentially shorten its lifespan, but there are also many factors that suggest it will be around for a long time. 6mm ARC vs 6mm Creedmoor Shorty? | Long Range Hunting Forum 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. August 20, 2020 By Steve Gash. Of the three cartridges though, the 6.5 Creedmoor is likely the most popular of the three cartridges, followed by the .243 Winchester. In general, the bigger the bullet, the better it will perform on game animals. Why would a guy opt for the ARC over the Creedmoor in a bolt action? These include the weight of the bullet, the velocity at which it is fired, and the type of ammunition it is made from. Comparing 6mm ARC to 6mm CR is is apples and oranges again. The chart below compares how much a 10 mile per hour crosswind impacts those same loads for each cartridge out to 500 yards. 25-06 vs 6.5 Creedmoor vs 270 Winchester: The Results Might Surprise You, 6.5 PRC: Ultimate Guide To What You Need To Know. It also has a relatively low muzzle velocity, so it is not as effective at long range as some other calibers. Overall a superb if not one of the best PRS and racegun competition cartridges. In addition to their ammo intended for competition shooting, Nosler also recently began offering factory loaded 6mm Creemoor hunting ammunition. That is not cast in concrete however and many larger CXP3 animal have been taken with 6mm Creedmoors, but usually either at long range with high-shoulder shots, or close range with headshots, but this is not recommended. We talk to multi-discipline professional precision rifle shooter, Bryan Zolnikov about his rifle, reloading equipment and load development methods. With the numbers we use, it appears these cartridges each have their advantages. It has served me well in both the NRL and PRS league, and I have taken more than 30 different animals with it successfully. 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. A shorter action and longer barrel life. The sixmm ARC has enough stopping power to take down small game, but it is not ideal for self-defense against larger animals or humans. If we look at the debate of the 6mm Creedmoor vs 6.5 Creedmoor for PRS shooting and competitions, both have their own merits. Even so, the 6mm Creedmoor has received a lot of press because its undeniably well designed and offers definite advantages over similar cartridges. 6mm ARC vs 243: Cartridge Comparison by Ammo.com So, what does this mean? Dont underestimate the impact that recoil has on the ability of a person to shoot accurately either. My best guess I'd say a 6mm CM out of a 18" barrel would push a 108 ELDM around 2850 fps. The biggest advantage of the 6mm ARC is its extremely high ballistic coefficient (BC). 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. For the the heavier bullets like the 108gr ELD-Match, Hornady recommends 1-8 inch twist barrel, which is what I am also shooting them with in my PRS 6mm Creedmoor rifle and it suits those bullets perfectly. 12 Great 6mm Cartridges - Shooting Times Preview: Hornady 6mm ARC | An Official Journal Of The NRA Grade 2 ACL injury. The story of the 6mm Creedmoor began in 2007 when Outdoor Life columnist John Snow decided to write an article about how to develop a wildcat cartridge. 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 most critical difference is that in bolt-action rifles (from which the 6 mm PPC is typically fired) according to the "Western Powders Handloading Guide," the 6 mm PPC is loaded to pressures. What do you think of the 6mm ARC? | BladeForums.com This is "6mm ARC vs the Creedmoors" by Hornady Manufacturing on Vimeo, the home for high quality videos and the people who love them. The difference is even bigger with the InterLock bullets though and the 243 has almost 6 more bullet drop than the 6mm Creedmoor at 500 yards. I just just spoke to him yesterday and that's what he said he was getting with factory out of his 14.5 suppressed. 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. To further illustrate that same point, consider the supersonic ranges of the three cartridges. My other favorite load is a Hornady 108gr ELDM at 2970 FPS. Depending on how much shorter he actually made it, this could be the case as the rare wildcat 244 Mashburn cartridge also had the same rim, also very little tape in the case body, and also featured a 30 degree shoulder, but this again could not be verified other than that claim. Required fields are marked *. Most 243 Win. With almost 2 of separation at 500 yards, the gap between them is much smaller. TheHornady 10th Edition(p231-237 and p317-322) reloading manual was also used as a reference for the history of the cartridges and provided data to compare their size and recoil. Actors are trained firearms professionals. This is one of those cases where I think doing that really makes sense in the short term. I had a 6mm Norma BR built on a Remington 700 and I could not get it to feed from the magazine. 100-grain load exiting at 3,100 fps, and the .243 Win. The 6mm ARC also performs better in wind. The same goes for rifles. That's why they chose the 6mm bullet. Wild. 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). Like the Nosler Ballistic Tip ammo, their 6mm Creedmoor Trophy Grade ammo is also best suited for deer sized game. Once this unconstitutional law is struck down or repealed, this restriction will be removed. The size of the bullet, or caliber, is one factor that determines how much stopping power it has. 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 6.8 SPC The 6mm ARC has more match bullet options and is a better long-range performer. Have you noticed the purveyors of the latest craze field hunting game are not allowing any 6mms to play? It had a 2.23-inch case length, a .243-inch pointed soft point bullet diameter, and muzzle energy of 2,788J. Since its still a relatively new cartridge, most hunters probably dont know very much at all about the 6mm Creedmoor. They decide that with their own hard-earned money. The problem is that Hornady, which developed the 6 mm ARC, made a slight alteration to the case length so that it would be compatible with very long 6 mm bullets that have a high BC. It can be used for everything from target shooting to hunting, and its also relatively inexpensive to reload. Having a chat with a buddy the other day who insisted that a 16" 6mm ARC would outperform a 16" 6mm Creedmoor using the same bullet (both in bolt guns). Some of the greats are (from left) 6mm BR Norma, 24 Nosler, .243 Winchester, 6mm Remington, and .240 Weatherby Magnum. F-1 Proof Stag Custom Lightweight AR in 6mm ARC, 6mm Creedmoor rifle for sale - Short Action Customs. Velocity At short to medium distances, the 6mm ARC and the 6.5 Grendel are fairly evenly matched, with a slight advantage going to the 6mm ARC. A mild recoil also facilitates with spotting misses and taking a rapid follow up shot both at the range and afield. For a better experience, please enable JavaScript in your browser before proceeding. 223/5.56. Or does it have the staying power necessary to compete with more established 6mm hunting cartridges like the .243 Winchester? Why would a guy opt for the ARC over the Creedmoor in a bolt action? Deer Hunting with .220 Swift, 6mm ARC, or .25-06 Remington? However, if youre looking to compete at the highest levels, then youll want to choose the caliber that is best suited for your specific needs. It is also about the same size as a BB pellet. I personally would choose a lighter bullets for coyotes. As their names imply the biggest difference between the 6mm Creedmoor and the 6.5 Creedmoor is the bullet class. 6 ARC vs. What You Already Own - Is it the Next Generation - SHWAT similar to a .260 Remington) but with a long neck and the proven 30 degree shoulder angle that is seen so often in the top performing accuracy cartridges. At 1,000 yards, the 6mm Creedmoor drifts about a foot more than the 6 . 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. Case in point. Definitely not worth arguing. Among others, this list includes the 103 grain ELD-X from Hornady, the 95 grain Barnes LRX BT, the 87 grain Hornady V-Max, and the 100gr Sierra GameKing. Is the 6mm Creedmoor the latest flavor of the week that will fade when the next big fad comes along? The cartridges are otherwise identical up to the shoulder and both cartridges have the same SAAMI maximum pressure of 62,000. Bullets4Bucks is a participant in affiliate advertising programs designed to provide income. By the numbers, the 6mm ARC case head measures 0.440, just 0.005 smaller than a 7.6339 case. Save my name, email, and website in this browser for the next time I comment. An excellent choice of6mm Creedmoor ammo for hunting deer and pronghorn, the LRX BT still offers effective terminal performance and the deep penetration on larger game thats essential when elk and red stag hunting. When you use the link above to shop for one of the products, we receive a small commission from the sale, at no extra cost to you. Many 6mm-caliber cartridges are used for various shooting purposes because they provide excellent accuracy and light recoil. Specifically, those handloads use a 100gr InterLock with a .405 BCand the factory loads use a 90gr Hornady ELD-X (.409 BC) in .243 Winchester to a 103gr Hornady ELD-X (.512 BC) in 6mm Creedmoor, and a 143gr Hornady ELD-X (.625 BC) in 6.5 Creedmoor. The competition is timed, so first round hits are ideal, but theres more to these competitions than small shot groups. Wait til after hunting season? Alex Pro Firearm - Alexandria Minnesota - APF Armory 6mm ARC Cartridge SAAMI Specs, Build Requirements, Videos which is also much easier to find than 6 ARC or grendel. For a long time I have wondered about how barrel length affected velocity. This includes not only information about their purchase and use, but also the promotion of firearm safety and training. I shoot 105 Berger hybrids from mr 6br but dont hunt with it to know what damage they do. In fact, I now only have RCBS dies for all of my calibers except the rare wildcat calibers that RCBS do not make dies for. 224 Valkyrie vs 6mm ARC: Which Cartridge Wins? - The Mag Life This is especially true when relative availability of the 2 cartridges during the ongoing ammo shortage are taken into account. If you can not see the tyranny of having a gun ban enforced by men with guns Then you fail to understand why the second amendment was written in the first place. bullets have more frontal surface area, more resistance to wind drift, and carry more energy down range. Flattening The Curve With Hornady's 6mm ARC - Gun Digest Variations on a theme. Maximum pressure obtained from SAAMI (p23 and p26 for the .243 and 6.5 Creed) and here for the 6mm Creedmoor. Do you have a rifle chambered in 6mm Creedmoor that you want to take on a hunt? Its bigger and more popular than ever before, with new tournaments and leagues popping up all the time. Been doing a little more experimenting 6mm ARC Complete Upper 20" SS Barrel and 6mm Reloading EVERYTHING! Since the two cartridges are virtual ballistic twins, theyre both suitable for hunting the same sort of game under the same conditions. Using 6mm Creedmoor in a 6.5mm Creedmoor rifle? - Shooters' Forum The 6mm Advanced Rifle Cartridge (ARC) is a new cartridge by Hornady in 2020. It features reinforced construction and stronger materials throughout, which should help it withstand the rigors of tournament play. On the other hand, 6mm Creedmoor rifles usually have a faster rifling twist (1:7.7 in the case of the Ruger Precision Rifle), so the cartridge is commonly available with 103 grain, 105 grain, 107 grain, 108 grain, and 112 grain bullets. Theres no guarantee what the future may hold, but if I were in the market for a new hunting rifle and wanted something with great ballistics and minimal recoil thats great for deer that I could actually purchase a good rifle and ammo for right now, then Id be very seriously considering getting a rifle in 6mm Creedmoor. I used the Hornady Ballistic calculator and Shooters Calculatorto compare wind drift, the range each bullet goes subsonic, and recoil for the cartridges. If you are looking for a versatile round that can be used for both target shooting and self-defense, the sixmm ARC is a good choice. Always follow manufacturers instructions. 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. This helps support the blog and allows me to continue to create free content thats useful to hunters like yourself. I think my buddy said 2700 fps rather than 2750 fps out of a 18" barrel. The 6mm Advanced Rifle Cartridge (638mm), or 6mm ARC for short, is a 6 mm (.243) caliber intermediate rifle cartridge introduced by Hornady in 2020, as a low- recoil, high- accuracy long-range cartridge, designed for use in the AR-15 platform at request of a specialized group within the U.S. DoD for its multipurpose combat rifle program. Barrel life, according to most precision shooters is basically the number of rounds expected before the rifle shows inaccuracy of more than one MOA. The 6 Creed wins every time, if we are talking velocities. The 6mm Creedmoor can use the same lighter weight bullets as the .243 Winchester and fire them a bit faster (around 200fps with typical factory loads). That being said, if a guy wanted to push that type of speed and bullet weight, the 6mm Creedmoor is a better solution in my opinion. Second, I am fully set up with all components to shoot the 6.5 CM. Perhaps, someday. The 6mm Advanced Rifle Cartridge (6 ARC) by Hornady is a new cartridge that can fire a sleek 6mm (.243) caliber projectile around 2,700 fps with minimal recoil and the 6mm ARC is short enough to fit within the dimensions of a standard AR-15 magazine and it performs very well out of an AR-15 with an 18 inch barrel (what we tested). That hornady chart looks to line up exactly where my numbers are. In a word, yes. I had always been told you need a certain length barrel for certain calibers. Many hunters are still understandably skeptical about it though. If youre in the market for a new rifle, youve probably come across the 6mm ARC and 6.5 Creedmoor calibers and are wondering which one is better. ELD (l.) makes for an excellent long-range target round, while the 103-gr. Bill, Appreciate your input. The 6mm Creedmoor and it's smaller siblings like the 6mm Dasher, BR, and BRX offer all kinds of options to shooters. Like the saying cutting a 300wm down turns it into a 308win. 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. Other shooters took notice of how well the rifle and cartridge performed during PRS competitions that year and began ordering 6mm Creedmoor rifles from Gardner. It would also be nice if it's a platform that allows me to relatively swap barrels on my ownthe actions that can take Savage/Remage barrel nuts is high in my consideration. A loaded round's overall length is 2.26 inches; this fits nicely within a STANAG AR-15 magazine and runs flawlessly with a 6.5 Grendel follower installed. Is Hornady's 6 mm ARC the Best AR-15 Round Ever Made? Not much comparison if you ask me. So far my "go to" 6GT load is a 112gr Barnes Match Burner at 2900 FPS. While the Precision Hunter ammo uses the same type of bullet for all 3 cartridges, the 243 and 6mm Creedmoor use different weight bullets with that line of ammo. Also thanks to the 30 degree shoulder on the 6mm Creedmoor, compared to the 20 degree shoulder of the 243 Win, means that the brass does not expand and lengthen upon firing in the 6mm Creedmoor like on the 243 Winchester, so you have longer brass life before case head separation happens, and also the 6mm Creedmoor barrel is not burned out as fast as the steeped shoulder angle means the junction of the burn is further from the throat of the barrel chamber. 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. Nosler provided the data used to compare the recoil of the .243 Winchester (here). I have spent a lot of time in this rabbit hole. From the ballistic standpoint, the .244/6mm Rem. It offers the same stability factor as the industry-leading 105gr Hybrid Target and is a direct replacement for 1:8" twist barrels. The cartridge has a big advantage over the .243 Winchester in terms of wind resistance and is almost equal to the 6.5 Creedmoor in that regard. FORLOH AllClima Softshell and AllClima Stretch Woven Pant Review. In addition, it comes with a two-year warranty from HORI one of the longest warranties in the business. If youd like to learn more about how the 6.5 Creedmoor stacks up to a few other popular hunting cartridges, read the articles below. Unlike its bigger brother the 6.5 Creedmoor, there arent many options for factory 6mm Creedmoor hunting ammo right now. The powder, the case, the primer and case wall thickness are some contributing factors for sure. ADDED: 1-2-2021..Thank you, guys, for the comments. These bullets arent quite as heavy and have a little bit lower BC than the Hornady ELD-X, but theyre still very aerodynamic and very accurate. The 6mm Creedmoor can use the same lighter weight bullets as the .243 Winchester and fire them a bit faster (around 200fps with typical factory loads). Having a chat with a buddy the other day who insisted that a 16" 6mm ARC would outperform a 16" 6mm Creedmoor using the same bullet (both in bolt guns). In this blog post, we will discuss the differences between these two rifle calibers and help you decide which one is right for you! Another factor to consider when choosing a caliber is recoil. I would have to get dies, brass, and bullets to reload for the 6mm ARC. Heres why: First and foremost, the new ARC is designed to be more durable than its predecessor. The 6mm Creedmoor also has about 7% more energy at the muzzle and about 27% more energy remaining at 500 yards than the .243 Winchester with the ELD-X bullets and about 14-17% advantage in energy with the InterLock bullets. All the die manufacturers including Hornady, Lyman, Redding, RCBS and other make 6mm Creedmoor Dies, but out of all of them that I have used, I still prefer the Redding as the best 6mm Creedmoor Dies for sale, because of the quality of the product, and then the design of the expander which works very well for me. THANK YOU.. Recoil vs cartridge study over the. 6mm ARC Review : Fad or Viable Cartridge? : Gun University For these reasons, long, heavy for caliber bullets will fit in the magazine and chamber in 6mm and 6.5mm Creedmoor rifles. I shot 87 vmax mostly at 2900 fps or so iirc with 8208. The average muzzle energy of the 6mm ARC is about 2300 ft-lbs, while the average muzzle energy of the 6.5 Creedmoor is around 2700 ft-lbs. D DocT Joined The 6mm ARC came in second place with an effective distance of 550 yards. All in all, this is outstanding 6mm Creedmoor ammo for hunting medium game like deer and pronghorn. 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. 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. With just a minuscule .8 separating them, the two Creedmoor cartridges have almost an identical amount of wind drift. Only time will tell for sure, but we think the new ARC has a good chance of becoming a mainstay in the world of competitive gaming. This video or description may contain affiliate links. Review: Hornady 6mm ARC. Using dramatically less powder, it is believed that the barrel on an 6mm ARC will far outlast a 6mm Creedmoor's. It kicks less and has very similar performance regarding wind drift, which after accuracy and consistency is the biggest issue for long-range shooting. This is the loaded equally with most efficient powder. Just a quick run through GRT shows the ARC topping out at ~2400 and 6CM around 2700. Both cartridges have a much flatter trajectory than the 6.5mm Creedmoor. I think on paper the 6cm factory loadings seem much better than 25-06 mainly because the cartridge is designed for long high BC bullets, and the 25-06 offerings seem to start fast and slow quick. 6mm GT: Is This the Newest Precision Ammo Niche? - Guns.com 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. You are using an out of date browser. The 6.5mm Creedmoor isnt a heavy recoiling magnum by any stretch of the imagination, but the .243 Winchester and 6mm Creedmoor have the edge in this respect. John Snows article for Outdoor Life was used as a reference for the history of the 6mm Creedmoor. bullets. As a result, the NRA is forced to restrict the sending of certain materials and information into California. So where do we stand overall with the .243 Winchester, 6mm Creedmoor, and 6.5mm Creedmoor? Head to Head: .243 Winchester vs. 6mm Creedmoor | An Official Journal That's not to mention the older ones like the 6mm Remington or the. I've gone back and forth on the 6mm Creedmoor, 6.5 Creedmoor, 260 Rem, 6mm Dasher, and the 6XC so many time my head is spinning! 6mm ARC Ballistics - Velocity, Energy & Drop Data - The Lodge at 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.