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re: .308 vs .270. Which should I get?

Posted on 12/19/17 at 6:30 am to
Posted by Melvin Spellvin
proud dad of 2 A&M honor grads
Member since Jul 2015
1676 posts
Posted on 12/19/17 at 6:30 am to
depending on bullet, dead on at 200 yards puts bullet 1.5-3.0" high at 100 yards and 2-3" low of 200 yard zero at 250 yards, still will hit vertical pie plate kill zone with dead on hold, aim and pew...
Posted by INFIDEL
The couch
Member since Aug 2006
16199 posts
Posted on 12/19/17 at 8:24 am to
quote:

Neither, why not go with 6.5 creedmoor?


Because it’s a well marketed round that fills no gap.

It’s a great round and shots and kills well, but is by no means revolutionary. The Swede and the 260 rem have been doing the same thing for a long time.

First, the creedmoor has great BC that also make it a great long range TARGET rifle. At ranges inside 300 yards, which arguably it’s effective hunting range, it’s just another 140gr bullet in a compact rifle.

So, why the 260 over the creedmoor? They are pretty much the same round. The difference being a negligibly higher case capacity due to it being a necked down 30TC, another obscure round that wil not help if you find yourself needing brass for your 260.

The old 260 is simply a necked down 308, which you can find anywhere. Not to mention that 260 ammo is possibly easier to find to begin with.

Posted by Four Leaf Tayback
Member since Aug 2017
1621 posts
Posted on 12/19/17 at 8:54 am to
quote:

Well if you give me what bullets you are going to shoot I can show u a chart that shows the different drops at different zeros. What you will find is that normally about 1" high at 100 with 308 gives you dead hold for anything out to about 220 yards





150gr
Posted by bbvdd
Memphis, TN
Member since Jun 2009
27103 posts
Posted on 12/19/17 at 8:57 am to
quote:

Not to mention that 260 ammo is possibly easier to find to begin with.



On Midwayusa there are 35 choices available for 6.5cm. 23 for the .260.

I agree with everything else you've said but there will be more 6.5cm ammo available simply because it's selling like crazy right now. That may very well change but it is what it is.
Posted by INFIDEL
The couch
Member since Aug 2006
16199 posts
Posted on 12/19/17 at 9:01 am to
I see the downvote and I’m good with that, but would appreciate an explanation. I do have an open mind (somewhat) and would love to know what the rebuttal would be. Someone said the creedmoor feeds better on auto rifles, I have no idea, but see no reason for that to be the case.
Posted by bbvdd
Memphis, TN
Member since Jun 2009
27103 posts
Posted on 12/19/17 at 9:30 am to
It definitely wasn't my downvote. Like I said, I agree with most everything you said.

I have someone that downvotes many of my responses. I rarely look or care. Just petty.
Posted by kengel2
Team Gun
Member since Mar 2004
32934 posts
Posted on 12/19/17 at 9:30 am to
The creedmoor was designed with magazine feeding in mind, that wasn't the only reason but a big one with the popularity of ar type rifles booming. The case is shorter and the shoulder angle feeds better from magazines. Because it's shorter it allows the longer/heavier bullets to be seated out further to get close to the lands.

The 260 on the other is just a tad long when it comes to heavy bullets and semiautos. Can it work? Of course it can, the Creed just does it better and easier.


A couple years ago it used to be bolt gun 260, semiauto 6.5 Creed. 260 brass was non existent 3 years ago as was ammo. Only recently did actual options open up for the 260. 3 years you pretty much had to use lapua brass. Remington had brass, but it was super limited and almost never available. 6.5 Creed had Hornady brass available which was cheap, but almost no premium options like lapua we're available back then.

A lot of beginners didn't want to pay the premium for 260 components and Remington sucks as a company. Hornady jumped on that with quickness and the 6.5 creedmoor exploded.

I had a custom rifle in 260, it's a fine round. Seems to have come a long way. 6.5 creedmoor is fine round, don't really see why people get so attached to calibers.

I dumped the 6.5 calibers and will have a 6mm something or other here soon. Will probably be a 6 creedmoor due to cheap factory ammo options.
This post was edited on 12/19/17 at 9:43 am
Posted by Timmayy
Houston
Member since Mar 2016
1637 posts
Posted on 12/19/17 at 11:57 am to






Any of these should suit your needs very well. But note these are just approximations with 150gr nosler ballistic tips. Should you choose a different bullet these values may change slightly but I get the idea.

If you don't have longer than 100 yards to sight in but want to sight in at say 200 just sight in at 100 and leave the group hitting high by however much your drop chart would indicate.
This post was edited on 12/19/17 at 11:59 am
Posted by saltwaterdawg
Member since Nov 2016
876 posts
Posted on 12/19/17 at 12:10 pm to
I have both and have killed a bunch of deer with both
I shoot a 150 grain boat tail ballistic tip in my 270 and had very good results
In my 308 I shoot a 165 spritzer with good results
I handload so I can play around with recipes and see what load my bolts prefer
Posted by INFIDEL
The couch
Member since Aug 2006
16199 posts
Posted on 12/19/17 at 3:14 pm to
quote:

creedmoor was designed with magazine feeding in mind, that wasn't the only reason but a big one with the popularity of ar type rifles booming. The case is shorter and the shoulder angle feeds better from magazines. Because it's shorter it allows the longer/heavier bullets to be seated out further to get close to the lands.


I don’t see how seating the bullet on the lands and a negligibly shorter case length have bearing on each other. Besides, if your feeding a rifle with a mag you’re usually not seating on the lands anyway and even then, case length isn’t the limiting factor.

308 has never been on short supply. You have 308 brass, you have 260 brass. I do agree that the 260 has only regained popularity with the masterful marketing of the 6.5 creed by Hornady.

I guess my problem with modern gun culture is the grasping onto of “new” shite that’s actually been around for years. It’s comical to hear guys talk about the “new” 6.5 that kills grizzly bears at 1000 yards. Shits been around for years, and yes, it’s a cool little round, but it is what it is. 308 cases have been feeding auto weapons for a long frickin time, didn’t realize it was a problem!

Oh, and I hate black gun tacticool gun culture. Lol
This post was edited on 12/19/17 at 3:15 pm
Posted by kengel2
Team Gun
Member since Mar 2004
32934 posts
Posted on 12/19/17 at 3:47 pm to
quote:

I don’t see how seating the bullet on the lands and a negligibly shorter case length have bearing on each other. Besides, if your feeding a rifle with a mag you’re usually not seating on the lands anyway and even then, case length isn’t the limiting factor.


With a ar10 mag a 260 is almost a compressed load, with a big 140 hybrid or something like it id bet it's pretty much full. By changing the shoulder and shortening it you can pretty much get the same amount of powder in a 6.5 creedmoor case as you can a 260. Also, why it's an issue is the heavy 6.5 bullets are quite a bit longer than a 175 smk.

If you are using an AI mag for a bolt gun there are no issues and the extra capacity of the 260 can actually be used.

I was at the lands and had room to grow with my 260 and AI mags, not much room but enough.

Agreed on the 308 brass, its everywhere. Some neck turning is involved because it develops doughnuts when it's necked down to 260, but it is most definitely an option.

Speaking of the black gun culture. 260 gained some popularity because a couple high speed units used it and you know how people will buy up anything that those guys use.

Anyways, on my phone so I know I'm all over the place.

Posted by upgrade
Member since Jul 2011
14096 posts
Posted on 12/19/17 at 4:53 pm to
quote:

Oh, and I hate black gun tacticool gun culture. Lol



Posted by INFIDEL
The couch
Member since Aug 2006
16199 posts
Posted on 12/19/17 at 5:55 pm to
quote:

With a ar10 mag a 260 is almost a compressed load, with a big 140 hybrid or something like it id bet it's pretty much full. By changing the shoulder and shortening it you can pretty much get the same amount of powder in a 6.5 creedmoor case as you can a 260. Also, why it's an issue is the heavy 6.5 bullets are quite a bit longer than a 175 smk.

If you are using an AI mag for a bolt gun there are no issues and the extra capacity of the 260 can actually be used.

I was at the lands and had room to grow with my 260 and AI mags, not much room but enough.

Agreed on the 308 brass, its everywhere. Some neck turning is involved because it develops doughnuts when it's necked down to 260, but it is most definitely an option.

Speaking of the black gun culture. 260 gained some popularity because a couple high speed units used it and you know how people will buy up anything that those guys use.

Anyways, on my phone so I know I'm all over the place.



Good info.

On another note, I'm having some once fired Remington brass that donutting when seating bullets. Never encountered this problem before. Doing it with two different dies. Any ideas? Have always used Norma brass for my 270, but had an assload of this once fired rem and figure I'd use it to play around with. Driving. me. fricking. crazy.
Posted by X123F45
Member since Apr 2015
28780 posts
Posted on 12/19/17 at 6:09 pm to
quote:

Only on the OB is the .243 a whitetail deathray and the .270 not adequate.


What gets me is I shoot varmint .223 and have never had a deer so much as make if five feet from point of impact.
Posted by kengel2
Team Gun
Member since Mar 2004
32934 posts
Posted on 12/19/17 at 8:11 pm to
What kind of dies? Redding Type S bushing dies will do this sometimes.
Posted by INFIDEL
The couch
Member since Aug 2006
16199 posts
Posted on 12/19/17 at 8:28 pm to
Redding, but not type S. No bushing.
Posted by down time
space
Member since Oct 2013
1914 posts
Posted on 12/19/17 at 8:51 pm to
Let me guess, probably over 100 deer at 200 plus yards also?
Posted by Larry Gooseman
Houston
Member since Mar 2014
2737 posts
Posted on 12/19/17 at 9:24 pm to
Head or neck shots, Rando?
Posted by TigerOnThe Hill
Springhill, LA
Member since Sep 2008
7193 posts
Posted on 12/19/17 at 10:36 pm to
quote:

Only on the OB is the .243 a whitetail deathray and the .270 not adequate.


LOL!!
Posted by X123F45
Member since Apr 2015
28780 posts
Posted on 12/19/17 at 10:46 pm to
quote:

Head or neck shots, Rando?



90% have been heart and lungs. Bullet enters. Bullet fragments. Shredded heart and lungs.

There may have been a few small ones in there.

As for distance, longest shot was 245 yards. On our gun range one evening. Minute of milk jug 80s model mini14.

Usually 25-120 yards.

ETA: Scratch that. Longest shot was a little under 400. Not on our range. On our road leading to the pond at the back of the property. Essentially a windless shooting lane at that point. He was standing next to our flag pole and I shot about 4ft above his front shoulder. My math was a little off because the bullet impacted high, hit spine. He went down where he stood. But I did have to shoot him again. I'm a fairly good shot, but at that range with that rifle, you're pushing the limitations of the cartridge, the gun, and the shooter.

In short, LUCK.
This post was edited on 12/19/17 at 11:03 pm
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