5.56 VS 6.8

Sep 3, 11
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  • 6.8×43mm Remington SPC. Oct. 06 003.jpg 6.8 mm Remington SPC (left) as compared to the 5.56×45mm NATO cartridge]] (right). Type, Rifle. Place of origin .
  • Okay I recognize that these cartridges have been made to work by the people who used them. I also recognize the grunts basically make do with what.
  • 14 posts - 6 authors - Last post: Feb 1, 2010I'm relatively new to the rifle, but i've been hearing alot about the 6.8. How does it compare to the 5.56 and .308 in terms of knock down power .
  • 8 posts - 5 authors - Last post: May 4, 2010I think the ammo price issue isn't vallid with hunting because quality ammo .
  • 15 posts - 11 authors - Last post: Feb 15, 2009Apples to apples, 5.56 vs. 6.8? Reloading & Ammunition.
  • 5.56 Vs 6.8SPC ammo test - YouTube 52 sec - Oct 16, 2006 - Uploaded by Davidkxx
  • 11 posts - 8 authors - Last post: Nov 28, 2007I am leaning towards 7.62x39 because it has superior stopping power, but the 6.8 SPC is inviting and the 5.56 NATO round is cheap and .
  • 20 posts - 18 authors - Last post: Apr 16, 2010I hope to pick up a 6.8 before hunting season this year. I'm on the hunt for an AR in 5.56 now, and plan on picking up a 6.8 upper early fall. .
  • 10 posts - 7 authors - Last post: Oct 17, 2006Precision shooting 6.8 vs 5.56 Precision AR Discussion.
  • 6 posts - 5 authors - Last post: Feb 7, 2006[Archive] Pros and Cons of a 6.8 Rem SPC vs 5.56? Centerfire Rifles. . I got an Ameetec lower marked 6.8 Rem SPC today. It started me .
  • 11 posts - 6 authors - Last post: Jul 5, 2007Recoil on 6.8 Rem SPC is noticably more than 5.56mm, but not stout . I'd personally say there's no real advantage in 1/2 MOA versus 1 MOA .
  • Jan 10, 2009 – Reference Ballistics, Light & Fast 5.56mm _BC_ _MV_ 0 100 200 300 400 . that some other 6.8 barrels are using a 1/2-32 or -36 thread pitch. .
  • 25 posts - 18 authors - Last post: Aug 27, 2009You can load a larger bullet at the same or higher velocities as 5.56. . You get more penetration out of the 6.8 than the 5.56 and more energy .
  • 20 posts - 11 authors - Last post: Dec 2, 2008Some basic rehash of articles we have all read before, but it appears the debate about "upgrading" the 5.56 continues: M4 Round Has Strong.
  • 14 posts - 10 authors - Last post: Jun 6, 2010If a trooper can carry 300 rounds of 5.56, for the same weight he will be able to carry only 180 rounds or so of the 6.8. Imagine, more than a .
  • It is a standard carbine available in various barrel lengths and chambered in either 5.56mm NATO or 6.8mm SPC. The M6A1™ rifle features a carbine length .
  • 12 posts - 6 authors - Last post: Mar 21, 2007I have only had experiance with the 5.56 and .308, and I know both will take .
  • Oct 16, 2006 – A compilation of 5.56 Vs 6.8SPC ammo test videos. You'll love these 5.56 Vs 6.8 SPC ammo test videos clips.
  • 10 posts - 6 authors - Last post: Mar 20, 2007Old. RHalle. Member. RHalle's Avatar. Status: Offline. Posts: 36. Location: NM. 5.56 vs 6.8 vs .308 - 03-09-2007, 05:09 PM .
  • 11 posts - 6 authors - Last post: Feb 14, 2008WFG RE:5.56mm vs. 7.62mm, An old argument but still valid 6/8/2004 11:07:06 .
  • Aug 31, 2007 – Comments on the Visitor Comments on 5.56x45 (.223) vs. 6.8 mm SPC. 5.56x45 ( .223) vs. 6.8 mm SPC. Rated 2.34 out of 10 - From 41 votes .
  • Attached is a G1 external ballistics comparison for the 6.5 Grendel, 6.8 SPC, 7.62 NATO and 5.56 NATO from 0 - 1000 yards. All calculations where.
  • 5.56 vs. 6.8 SPC vs. 7.62 - YouTube 5 min - Nov 8, 2010 - Uploaded by allMTN
  • 12 posts - 8 authors - Last post: Nov 19, 2008Yes, the 5.56 and 6.8 SPC will work on the same lower, but I'm not 100% sure that the magazines are interchangeable, since the 6.8 is a .
  • 1 post - 1 author - Last post: Sep 5, 2007Saw this vid on youtube. W B 5.56 Vs 6.8SPC ammo test.
  • 10 posts - 8 authors - Last post: Sep 9, 2010Can someone explain to me or point to a link that compares the ballistic .
  • 6mm Vs. NATO. Posted by Andre M. Dall'au. Author Archive » Images by DoD, Andre Dall'au. Ballistics Battle of the 6.5 Grendel, 6.8 SPC and 5.56 NATO. 6mm. .
  • 17 posts - 9 authors - Last post: May 27, 2005Me, I'm not a big fan of light rounds like the 5.56. I'd say that the 6.8 or 7.62 would make much more effective rounds, just based on stopping .
  • 10 posts - 3 authors - Last post: Oct 20, 2008I thought this was interesting. Obviously the 5.56 is the military's choice and the most available. The 6.5 Grendel is the one I play with the most.
  • 5.56 VS 6.8. wsmc98 [Member]. 4/22/2011 2:04:47 PM. Here goes? I have a Spec .
  • anti-tilt bolt carrier. Specifications. Model: REC7; Caliber: 5.56 NATO or 6.8 SPC; Operation: Gas Piston Operated; Weight: Weight: 7.62 lbs. (3.5 kg) or 6.05 lbs. .
  • 15 posts - 9 authors - Last post: Mar 3, 2010Another AR question: 5.56 vs 6.8. Weapons of War.
  • 8 posts - 5 authors - Last post: Aug 24, 2009[Archive] 5.56 vs 6.8 Receiver General Firearms Discussion.
  • 21 posts - 16 authors - Last post: Oct 29, 2010So ive got a 10mm Olympic AR, my first AR i might add, and i was thinking of getting an upper or 2 and i.
  • 8 answers - Jun 17, 2006Top answer: Well if I were building up a new rifle I'd put you choices in the following order. 1. .308 / 7.62x51 more power than necessary in an M4 style rifle but what the heck. 2. .
  • The 5.56mm and the 6.8mm SPC: Part 1 of 2 - YouTube 12 min - Oct 27, 2010 - Uploaded by Sam68Bass
  • 6 posts - 3 authors - Last post: Jan 245.56 vs 6.5 Grendel vs 6.8 SPC article/review 65Grendel Forum.
  • 20 posts - 10 authorsI'm pretty sure what you said about 6.5 grendel being fired reliably from m16 mags is wrong) 6.5 does have superior external ballistics than 5.56, 6.8, 7.62x39 or .
  • Aug 27, 2011 – It's kinda come down to a tactical model in .223 or 1 of the stainless 6.8s. Outside of the fact that the 6.8 is definitely a reloader's cartridge due to .
  • 5 posts - 5 authors - Last post: Apr 5, 2010This weekend I shot both my 5.56 and 6.8 ARs and noticed the definate difference in recoil impulse from each round. The 5.56 has a sharp .
  • Playing. 5.56 Vs 6.8SPC ammo test 0:53. From Keisha · Kong Linghui vs JO Waldner .Olympic 2:3. From Keisha · Wing Chun VS Kick boxer 2009 1:55. From Keisha .
  • Jun 10, 2011 – Originally Posted by synergy Nope. Doesn't matter in this state. Nice to know. Thank you Originally Posted by Valorius Terminally speaking, .
  • Nov 13, 2008 – I am planning to buy an AR-15 variant but can't decide which caliber to get it in - 5.56 or 6.8 ? The 5.56 is common however I don't think the 6.8 .
  • 15 posts - 9 authors - Last post: Jul 6, 2009But I'll tell you the reasons I don't prefer the 6.8. #1 Cost. 5.56 is readily avail and much cheaper. #2 Versatility 45-77gr ap,tracer,hp .
  • 10 posts - 6 authors - Last post: Jan 12, 2008I can't find any discussion on this topic, but with AR platforms being offered with options for chambering the 6.8 mm. which would you choose?
  • 10 posts - 4 authors - Last post: Jul 2, 2009Also, what else is required other than Barrel, Bolt and possibly mags to .
  • Mar 9, 2010 – 9" Barrel shootout 5.56mm vs. 6.8SPC vs. 7.62x39 UPDATE.
  • 10 posts - 7 authors - Last post: Dec 26, 2009I've searched and searched this site and have not found any topics even on .
  • 8 posts - 7 authors - Last post: May 5, 2009I'm getting a 6.8SPC for law enforcement work but am having a challenge .
  • Mar 14, 2006 – Question for Serellan on 5.56 vs. 6.8 vs. 7.62: SCAR L vs M4SD vs SCAR H.

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