6mm arc vs 6mm br

You may know one or two more. It is versatile, in that it is suitable in both ARs and mini-bolt guns for hunting, personal protection, and target shooting. Just looking for a ball park difference. Consistency remained about the same with 2 or 3 out of five the norm. That wont change and logistically the 6 ARC is still at baby steps. Click here to view the cartridge and chamber print on the SAAMI website. Its design uses propellants efficiently. Given the need for a centered shot on a 6 roundish target from 100 to 300 meters, I would take it without hesitation. Our real questions are (A) What is the 6 ARC, (B) What does it do, and (C) is it doing something better than what you already own and love? With this testing behind me, I must say it was fun, I enjoyed it and will keep testing as new ammunition is available. can exceed it by 500 fps and the 240 Weatherby by 600 fps. I'm a 6.5x47 lapua man myself. That bullet and Hybrid 100V powder recently grouped into a remarkable 0.44 inch in a Ruger Model 77R. The old 243 Winchester can beat that by about 300 fps. So what about Hornadys published 2,750 fps number for the 108 grain ELD-M bullets in 6mm ARC? At 400 yards, it has an average bullet drop of 22.2 inches. Unlike the NGSW the 6 ARC is a standard cartridge fired from an AR-15. Another cartridge that deserves mention is the relatively new 24 Nosler. The 6mm ARC is designed to run in existing in M4 rifle platforms. In addition to the above comments there is some confusion regarding the 6 mm ARC's performance. F-Class A to Z with Erik Cortina + Special Guest! It is based on the previous 22 Nosler and has two features to make it compatible with AR-type rifles: a slightly rebated rim that is the same diameter as the .223 Remington and an overall cartridge length set at 2.26 inches, the same as other AR rounds. The 224V and 6 ARC were identical to shoot and will probably stay my dedicated 1000 yard rifle (s) both ringing steel pretty easily. bullets. Your email address will not be published. The need for a new, uncommon bolt/ face/ assembly kills 6 arc in the real world for bolt guns. Full house loads will likely burn about 27- to 29-grains of suitable powders such as H4895, Reloader 15, and AA 2520, so handloads should be relatively inexpensive to build. Todays fast-twist .223s and heavy bullets have made it effectively obsolete. Poll: What handgun cartridge do you reload most often? It debuted in 1955 and has been immensely and justifiably popular ever since. SPC; the 300 AAC Blackout, 350 Winchester Legend and 458 Bushmaster. Twist rate is 1:7.5 to stabilize the long 105- to 108-grain high B.C. In very simple terms, the 6mm ARC's exterior ballistics exceed . Those held a water weight of 34.74 grains with a SD of .14 grains. The 6mm Creedmoor and it's smaller siblings like the 6mm Dasher, BR . My wife has a Ruger American in 6mm Creedmoor, and it is the only round that has been able to pry her away from her beloved .270 Winchester. As a follow-up exercise, I plan to use QuickDesign software to create a more accurate model for the 6mm ARC. It will be interesting if they chamber this in micro-action bolt carbines like the Grendel has been. I wont even mention primers as that is just generic across the board with any caliber at this point. Developed by Hornady in concert with Proof Research and Barret Rifles, the result is a SAAMI spec and full support. And just in case some hunter wanted to knock off a deer with his .244 rifle, the company also offered a 90-grain loading. [5], The cartridge makes use of 6mm (.243 in) bullets, which are known for their high ballistic coefficients due to the high sectional density with less drag and better energy retention at extended ranges. The newest 6mm factory round is the recently announced 6mm ARC (Advanced Rifle Cartridge). Played at other stuff with the 6 ARC but that was the bulk of the testing. Mag. Its case is bigger and its report louder, but it is deadly effective in the field. The Barnes 80-grain Tipped Triple-Shock BoatTail sizzles with a velocity of 3,226 fps with a safe loading of VihtaVuori N550 powder, and the Speer 90-grain Hot-Cor can easily achieve 3,115 fps with VihtaVuori N160. Given all the focus on the Armys NGSW (Next Generation Squad Weapon) program when the Hornady 6mm ARC was introduced it was pretty easy to mix the two up. Consider the 7mm, 300, 338, and 375 Remington Ultra Magnums. What explains that? Truth be told, the magnum race is still underway. The 6mm AR needs to be sized down from Grendel brass, or fire-formed from 6PPC brass. They run the gamut from tiny benchrest numbers to those with larger cases that essentially duplicate many factory rounds. Joseph Von Benedikt visits with Aaron Oelger from Hodgdon about the unprecedented demand on the shooting supply industry. Joined. It is larger than the 6x47L and matching the 6-Creedmore capacity. The 6mm GT, left, seen next to another precision cartridge, the 6mm ARC. All barrels will be . Alaska. The .223 75-grain bullet, by contrast, drifts more than 15 inches at that range, and the ARC's advantage becomes more pronounced at longer ranges. !function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)? In an effort to salvage the .244 Rem., in 1963, Remington changed the name of the round to 6mm Remington and the barrel twist rate to 1:9 inches. ELD (l.) makes for an excellent long-range target round, while the 103-gr. But no matter, new is new. Using a LabRadar chronograph to measure velocities, we saw an average of . [5] These did not shoot well at all for me at 100 yards with an average of 1.9 MOA and after two lackluster 5-shot groups, I discontinued testing with them. Share. For hunting purposes I expect 100 grain bullets & less will be preferred in this platform based on my experience. Geissele fixed gas block was retained with no change in brass ejection pattern or bolt speed. 6mm ARC quick facts: It's a 6mm cartridge similar to 6.5 Grendel, built for the AR-15 platform It's optimized for bullets in the 103 grain - 110 grain range It's got more velocity and less recoil compared to 6.5 Grendel It shares the same parent case with 6.5 Grendel: The 220 Russian Oct 7, 2010 530 254 44 Council Bluffs, Iowa. Your email address will not be published. Precision Rifle Podcasts - 4 Podcasts Hosted by Top 10 Shooters. By comparison, the 6 mm ARC gets there in 2.04 seconds. To set up a viable 6mm ARC vs. these other calibers, I set 100-meter zeros, then confirmed at 1100 meters providing a proven hold at range. 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). Twist rate was one turn in 10 inches, which handled the 100-grain deer bullets nicely. I started out a skeptic, not terribly excited about the 6mm ARC. Some tactics never die, they just get regenerated. In many ways, the race to the bottom is paying off. In the 6mm ARC vs. the rest of the calibers vying for your attention, we have to ask if it the next 6.5 Creedmoor. 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. The 243 has a case length of 2.045" compared to the 1.49" of the 6mm cartridges. But at the same time were seeing the 6.5 Creedmoor and 6.5 Grendel; the 6.8 Rem. That doesnt mean others in that community or those in contact with them may not want 6mm ARC someday, or even give it a try sooner than later. The cartridge is specifically designed to maximize performance in AR-15s with barrels between 12 and 24 inches. Also 6X47 has also interested me. Between 600-1100 was a different story, everything but the 6.8 SPC did well out to 800 meters including the 6 ARC hitting with a bit more authority than the rest. bullets in .243" help make the light-kicking, short Hornady 6mm ARC ballistically superior to the 308 Win., 6.8 SPC. Joseph VonBenedikt is with Joel Hodgdon to talk about the improved accuracy and long-range potential of the already reliable Core-Lokt ammo line. 6mm ARC: Fact or Fiction? Availability of factory ammo may be a plus for the 6ARC. Maybe in a rural area where ranges stretch out, but movement here will be a rarity. H2O, and a 6mm BR, around 39.0 gr. Velocity can be a factor, but given the same weight, recoil should be similar so I kept the weights as close as possible. I followed up with three at 300 meters and a 600 Meter shot on a 22 x 16 silhouette steel. My speed is significantly slower ( 50 FPS) than Gavins at 2552 FPS with an SD of 6. By accepting these terms, you agree that you alone are solely responsible for your own safety and property as it pertains to activities, procedures, techniques, or practices described in whole or part on this website. It was the wildcatters who brought it back to life by fiddling with a couple of popular designs. In a 10-mph crosswind the 6mm ARC 108-grain bullet drifts 10.9 inches at 400 yards. Required fields are marked *. Hold for elevation never changed, 4 mils at the top garnered hits at from 4.2-4.7 mils each time, misses were generally wind. I also confirmed velocity for existing conditions. The 6 ARC proved at 2720 fps with a Density Altitude of 8800 feet. Low velocity from a short cartridge means it fits in a shorter, potentially stiffer action which can contribute to increased accuracy. 6mm ARC vs 6mm BR. I have handloaded the .243 Win. Always enjoy your videos. 6mm ARC is so new that as of the writing of this article, published load data did not exist! Why step up to a loud, hard-kicking 300 PRC when youre dropping your deer with your 6.5 Grendel as far as you can shoot in your hunting field? The content on this website (including videos, articles,ammunition reloading data, technical articles, gunsmithing and other information) is for demonstration purposes only. If you have any doubt how well Hornady does this look no further than the 6.5 Creedmoor. This is, after all, a rifle forum and accuracy matters! continues to ride the crest of the 6mm-caliber wave, the tried-and-true 6mm Rem. However, the 6mm BR is superior at 300m and beyond. 6mm ARC has the potential to be the most versatile cartridge of all time for a few reasons: (1) 6mm ARC can handle projectiles anywhere between 55 and 115 gr. ELD-X . Take a look at any good ballistics program Hornady and Federal both have an easy-to-use program on their websitesand you'll see the advantage of the better B.C. 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. Mag. This 6 ARC was an excellent performer, not a precision rifle but thats not what its for. V-MAX Item No. Sort by. Shots were aimed from a bi-pod, the rifle on the bench with me standing behind it. It fits in an AR mag. Based on the .204 Ruger, which was created from the .222 Rem. As their names imply the biggest difference between the 6mm Creedmoor and the 6.5 Creedmoor is the bullet class. It is NOT for use in AR-15 style (gas gun) rifles. I think the point of the arc is that it works in an ar 15. The .244 Rem. I also shot mine with an Ultra 9 direct-thread suppressor. The 6mm GT easily attains more than 3,000 fps. The 6mm Creedmoorin the same fashion of its larger counterpartfits those bullets very well. Thanks Find. The difference between the 6 mm BR Rem and the 6 mm BR Norma are slight, but in a tight chamber . Posted: 11/11/2012 6:04:07 PM EST [#2] Velocity with a 105gr bullet from both is 2750 fps. The deer load had a 100-grain bullet, and the varmint load carried an 80-grain bullet. Copyright 2020 SHWAT | All Right Reserved. The newest 6mm cartridge is the 6mm ARC, which Hornady just introduced. Read on! Copyright Ron Spomer Outdoors document.write(new Date().getFullYear()) Check one out and join the race to the bottom. If you are looking for 6mm ARC ammunition, components, or parts/gear, check out the following: Dont miss out on Ultimate Reloader updates, make sure youre subscribed! Notify me via e-mail if anyone answers my comment. Factory loads were available, and it was moderately popular for both varmint and deer hunting and target shooting. and puts more impact splash on steel plates than any .224 rounds. You must log in or register to reply here. If you are looking for reams of data or ringing steel the size of a car move on, I am NOT that guy, you will be very disappointed. The case capacity of a 6mm AR is about 36 gr. Introducing the Silencerco SCO15 Lower Do We Need Another AR-15 Lower? Reduced recoil minimizes flinching and enables shooters to see their hits or misses so they can correct for subsequent shots. For me because I have a cz527 I can convert enough said. The high B.C. Hunters may see an advantage as the ELDX and other hunting bullets are tested. 6 BR REM, not 6.5. Poll: What Rifle Cartridge Do You Reload Most Often? LMT MWS, 20 224V, Sig Sauer Tango 6, 3-18 MRAD Dev-L using Federal GMM 90 grain SMK and an 18 SS Match 6.8 SPC with 110 Grain VMAX. And thats the subject of this article: chronicling my first loads (I did not have factory ammunition to test) and validating claims related to 6mm ARC performance. Low velocity coupled with relatively light bullets reduces recoil. I purchased a 6mm ARC barrel from Brownels when they first came available. The .222 Remington, introduced in 1950, was top dog in benchrest circles until the advent of the PPCs, after which, the 6mm PPC was used by virtually all serious benchrest competitors. ARC stands for "Advanced Rifle Cartridge." The caliber is 6mm or .243. Joseph Von Benedikt shows his custom 500 and how well it shoots. Rifle cartridges (l. to r.) .308 Win, 6mm ARC, 300 AAC, .223 Rem, Hornady 6mm ARC Cartridge - What You Need to Know, Public Introduction - 6.5 Creedmoor - 6mm-ARC-Public-Introduction-Rev-2020-06-18.pdf, Brand new rifle caliber: 6 mm ARC, Hornady's Advanced Rifle Cartridge! for a Remington 40XB Rifle in 6m/m Remington Bench Rest back in 1985 or so. If you want to shoot at distance with your AR-15, this is the cartridge. As such, SAAMI maximum average pressure is set at a relatively mild 52,000 psi. The Hornady 6mm ARC takes the 24-caliber into record territory the slowest muzzle velocity of any commercial cartridge propelling .243 bullets. Claims for the 6mm ARC are that it is better in every category. I had a heavy-barreled Sako single shot in the 1970s, and it shot like almost all 6mm PPCs: great. It's wearing a, Finally, we started seeing heavy, high B.C., very low drag bullets that improved trajectories by minimizing drag and conserving energy. Hi Gavin, The 6mm ARC does what much larger cartridges can and everything that smaller cartridges can't. It delivers substantially better ballistics than the 223 and offers a much lighter gun/ammo system with 30% less weight than the AR-10/308 Win system. Its all about the lack of correlation between mapping out rounds on a computer and sending them downrange at targets measured in yards. The 6.5 Grendel was made by modifying the 220 Russian parent case. After entering my measured capacities, measured muzzle velocity with 27 grains of VARGET under the 108 ELD-M of 2554 is now within 2 FPS of Quickloads estimated 2552 FPS. . The 6mm ARC is a medium-power cartridge comparable to the 6.5mm Grendel, but with better ballistics thanks to the greater muzzle velocity achieved by using lighter 6 mm bullets and enough power to make use of the heavy 6 mm bullets. 1,226. The 24 Nosler is exceptionally accurate and mild mannered and has cleanly taken numerous midsized big-game animals. There is no reason that it shouldn't, it is basically a blown out 6mm PPC which is probably the gold standard for accurate cartridges. No surprise there since it is about the same weight as the 6 ARC and both used Proof Research barrels. 6 ARC Testing To set up a viable 6mm ARC vs. these other calibers, I set 100-meter zeros, then confirmed at 1100 meters providing a proven hold at range. The 6mm ARC was designed to match specific DOD requirements while fitting in the AR15 platform. The bullet diameter of each caliber is the same at .243". The .243 Win. The bullet drop for the 6.5 Grendel is slightly greater because it's a larger bullet. The second set of data is loaded to a MAP of 62,000 psi, which is stated to be for use with bolt action guns such as the CZ 527. If you already have an AR chambered in 6.5 Grendel, the ONLY thing you need to change is the barrel. Both can produce sub-MOA groups, but 224 Valkyrie seems to spread out faster than 6mm ARC. There are probably better choices in a bolt gun, The 6 BR Rem has been around for a while but not fifty years, yet. I must note here how hard it hit. Handloads are easy to prepare, and while my limited use of the .240 Wby. Five shot rapid-fire was not bad. : 0.330 VELOCITY (FPS - feet per second) POWDER 3000 3100 3150 3200 3250 The cartridge was developed by Noslers Mike Lake, and it was approved by SAAMI in 2017. After forming some cases I shot Berger 105 hybrid targets over 27.5 grs. So far, I have not laid my eyes or hands on a single 6mm ARC cartridge or rifle, so I will withhold judgment until I test one. I'm pretty sure that the dies were marked 6 BR REM. Poll: Where are you finding reloading primers and powder? Poll: Whats your number one reason for reloading? The 6mm ARC produces a larger splash signature that allows shooters to self-spot impacts and make rapid adjustments. They held a very consistent 34.58 grains of water. My sources tell me the 6 ARC was a very small order for a specialized unit requested by an obscure R&D group that works under the DoD (Department of Defense) umbrella. Hunter aiming AR-15 rifle for which the Hornady 6.5 ARC was created. The suppressor is an X2Devgroup, Orion X. Its short at 6, light at 16 ounces, and has no backpressure eliminating excess gas. It is advanced for the AR platform. .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; height: auto; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }, Ultimate Reloader LLC / Making with Metal Disclaimer:(by reading this article and/or watching video content you accept these terms), This section is from my 6mm ARC Announcement Post. Lower velocity means less flame and heat for longer barrel life. The 6mm ARC cartridge is a new SAAMI-spec cartridge based on the 6.5 Grendel case necked down for 6mm bullets, with the shoulder moved back 0.030. Not only did the rifle have a nice checkered American walnut stock, but also the light barrel was a handy 22 inches long. It recoils about 50% less than any long-range 308 Win. (In the 1960s, Speer made a 105-grain RN just for the .244 Rem.) Follow @UReloader With the release in 2020, Hornady also launched three factory loads with 103,105 and 108gr (6.7,6.8 and 7.0g) bullet weights and advertised G1 ballistic coefficients of .512, .530 and .536 respectively.[6]. I was lucky enough to get my hands on one of the first CMMG Endeavor 300 6mm ARC AR-15 Rifles, and it has been awesome to shoot! All of these are heading in the opposite direction. But do you know how to properly use them? According to some of the PRS crowd it lets you spot shots through your scope. Just striving for accuracy. Some may scoff at the old-fashioned roundnose bullet, but it is a terrific game bullet, and I have never had to use a second shot to down a deer. Ok from the perspective of one 6mm ARC lover. This means you have the option to read your magazine on most popular phones and tablets. Hornady's new 6mm ARC was designed for a specific military requirement; the 108-gr. I fall into the latter category. Shots are on 12 round steel and 22 x 16 silhouette steel at 600 and 1100 meters. It is reported to be very accurate, but its aura is eclipsed by the shadow of the 6mm PPC. This is only a slight victory, however. I to have a precision .224 V and would love to see a real world side be side comparison with the 6 ARC. Travis224 Sergeant. It is accurate, produces good velocities, and the copper eraser stuff in this powder makes barrel cleaning a breeze. The powder loads for the test spanned 1.6 grains and I fired 24 shots and only two were more than 1 MOA out. The hardest thing about ladder testing for the 6 BR is deciding which load is the best because they are so good. ZEV cleaned house using the David Tubb DTR reticle. Facebook; Twitter; Pinterest; Related Articles. Using 26 to 28 inch barrels in bolt guns, 6ARC may be easy for those that do not reload or have primers. : 2.095" G1 B.C. I tried a test one time after that ladder test, I decided to eyeball the powder amount in the case.