Obviously, this is a big selling point for the 7mm-08 similar penetration with less recoil and a lighter bullet. Additionally, the smaller diameter .284 bullets the 7mm Mag uses have a higher ballistic coefficient and more sectional density than .30 caliber bullets of the same weight used by the .30-06 Springfield (when comparing bullets of similar construction). 7mm Remington Magnum, Input your hunting conditions to see the drop, drift, bullet trajectory, velocity, and energy in easy-to-read ballistics charts and graphs. Winchester Ballistic Silvertip, 150gr (ballistic coefficient 0.493) being fired at a velocity of 3100fps from muzzle point blank, this also takes into account the standard 1.5" scope height, and a gun that has been sighted in at 100 yards. Join F&S+ to read exclusive stories by your favorite writers. Read more Copyright GunData.org 2015 | Koenig Media, LLC | Links | Sitemap | Advertise. (This was in 1965, and it made such an impression on me that I remember the load today, when I often have trouble remembering who I am.) I think you will enjoy the 7mmRM. It is extremely important to have the ignition and burning of the powder uniform from shot to shot. First, the 7mm Rem Mag is physically a little larger than the .30-06. The .30-06 Springfield is a fantastic choice for use on bigger game and theres not a darn thing wrong with using it on one of those hunts. At the same time, while the 7mm Rem Mag tops out with 175 grain bullets, the .300 Win Mag is capable of firing 200 grain, 208 grain, and 220 grain bullets with sectional densities of .301, .313, and .331 respectively. This limits you to purchasing new brass for your 7mm-08 or reusing factory loaded brass, which is fine but it does add a little more cost. Both cartridges are extremely common in bolt-action rifles. By 300 yards, the 7mm-08 will drop 7.5, while the .308 Winchester will drop 9.1. All things considered, rifles chambered in 7mm Rem Mag tend to be slightly longer, heavier, and more unwieldy than rifles chambered in .30-06. Its also easier to find .30-06 rifles that are less expensive. This makes the cartridge a little more forgiving of range or wind estimation errors than the .30-06 Springfield. Theres no difference. Thats not a hard and fast rule though. The yellow arrow shows wind component from 3 oclock (full value wind) as the bullet travels towards its target. No, I think utilizing something like a 375 H&H Magnum or a .416 Weatherby Magnum would be a better choice for those critters. Following the Korean War, the U.S. Military was looking to upgrade their main battle rifle to keep pace with the Russian AK-47. Now, you can make the argument that this could mean the difference between a hit and a miss, and you would be correct in this. Which 30 caliber rifle will win? In the 1980s, Remington decided that there was enough of a market to introduce a formal offering for the 7mm/308, and voila! If your 7mm isn't close to these specs, or if you are a sniper or into long range shots you may want to take this a step further and use our ballistic calculator to create a custom 7mm Remington Magnum ballistic chart to take into account variances. So, the advantages the 7mm Remington Magnum cartridge has with energy, trajectory, and wind drift grow slightly at extended range. When I wanted a 7mm magnum, I went for the 7mm Weatherby, which packs a lot more horsepower than the Remington. While the 7mm Remington Magnum does offer certain advantages over the .30-06 in some aspects, the old aught six is still getting it done well over a century after coming on the scene! People who bought the 7 mag beheld the fat case and the word magnum on the box and assumed that they had the Real Deal. A 300 Norma Magnum loaded with 215 Bergers at 3250ft/s. He heard less than I do. All the calculations in the world cannot compare to real world data on how each round performs against varmints, medium, and large game animals. It's high desert rolling hills, frequent high winds, and very little cover. Pros and Cons of the 7mm PRC The cartridge was loaded with 150-grain bullets at 3050 fps and 175-grain slugs at 2850. On the other hand, the .30-06 has an advantage when it comes to frontal surface area (which gives a tiny bit more room for error with shot placement), uses heavier bullets, and has a little less recoil. Which ever way you take, it will be a fun and engaging journey. The .308 Winchester hits with greater recoil, but also offers heavier bullets. When contrasting a similar bullet weight, the 6.5mm bullet will constantly offer preferable Sectional Density over any 7mm, similarly as any 7mm will show a grain-for-grain advantage over the.30 gauges. The .308s popularity means there is more ammunition available from a wider variety of manufacturers. Make sure you follow The Big Game Hunting Blog onFacebook,Instagram,Twitter, andYouTube. Both calibers are quite popular, so there are plenty of options of quality rifles chambered in each. As the names imply, the .300 Win Mag takes a 30-cal (.308) bullet, while the 7mm Rem Mag takes a smaller caliber (.284) bullet. Good luck finding 7mm-08 ammo ANYWHERE for under $1.50/round! In truth, a 308 is a bit too much bullet for small game. The stats are generated using both a 7mm Remington Magnum, Winchester Ballistic Silvertip, 140g (ballistic coefficient 0.46) and a 7mm Remington Magnum, Windage differences are still within 2 inches. Keep in mind that at that distance, you are not moving a 1inch group with your hunting rifle but a clay pigeon sized group if you have a well put together setup. What if you hunt in Canada or Alaska and need a heavy hitting cartridge just in case you find yourself on the wrong end of a grizzly/brown bear attack? Therefore, in the 1950s, the development of a new cartridge began with the objective to closely replicate the ballistics of the venerable 30-06 Springfield in a short action cartridge. During normal times, its usually very easy to find ammo for both cartridges and almost any gun or sporting goods store will have a wide variety of .30-06 and 7mm Rem Mag ammo in stock. Checking back through my records, the only one I can find that I owned I bought in 1974, and hunted with it, and thought it was OK and no better, and had it rebarreled to .338. If you like to handload as I do, then component availability is something to consider. The 7mm rem mag will give higher velocities with lower peak pressure, extending barrel life. The proliferation of the 308 is beginning to decline with the rise of the 6.5 Creedmoor and the 300 Win Mag. With this load, the .308 load has 100 more foot-pounds of energy at the muzzle, but at 400 yards the 7mm-08, with its more aerodynamic bullet, actually has almost a 100 ft.-lbs. Without getting into complex equations that would induce you into a mathematic coma, the 7mm-08 design allows it to exert higher pressure on a smaller surface area. The Creedmoor is the hottest cartridge on the planet. The use of the larger case based on the .375 H&H along with the use of 7mm/.284 bullets by the 7mm Remington Magnum resulted in a significant ballistic improvement over the .30-06. Get 'em straight to your inbox. The most popular bullet weights for the 7mm Rem Mag also tend to be more aerodynamic than the most popular bullet weights used by the .30-06. I prefer a data driven approach so here's some drop data to start with. Naturally the cartridge you try first tends to leave a special memory, your first bulls eye, your first plate hit, the first perfect score, 1st game animal shot with it and so it rolls into our shooting history and DNA. It might seem like Im splitting hairs here when talking about the strengths and weaknesses of the two cartridges. However, the 308 has the advantage in ammo availability when it comes to cheaper practice ammo. So, I put a shorty 308 barrel and .308 bolt head on my rifle and zeroed one day. With the widespread success of the 308 Win, wildcatters had a new cartridge to work and make new and exciting ammo to meet their specific needs. The 7mm-08 offered several advantages over the 308 Winchester (which we will cover in a minute), but what it is more well known for is that it is a modern adaptation of the famed 7mm Mauser (7x57mm) round. Above you can see the drop in MOA for the two cartridges. Mag. Do you know what happens when a new cartridge comes to market and becomes wildly popular? Also, ballistics can vary from lot to lot with the same brand and type load. The case and overall length of the .300 Win Mag are slightly longer than the 7mm RM, and its overall case capacity has a larger volume. At 140 grains, the 6.5 has an S.D. Now does that mean that Im going to recommend 7mm-08 for very large or dangerous game? There was Warren Pages very famous, and far more powerful, 7mm Mashburn magnum, and the excellent and hugely underrated 7mm Weatherby, also considerably more powerful. Online pricing may vary from in-store pricing. That said, the .30-06 is the more popular of the two. The best weight for the .270 is 150. For many years, this wildcat cartridge was referred to as the 7mm/308. So the extra recoil of the 7mm Rem Mag isnt necessarily a deal breaker for many people, especially since it only recoils a little more than the .30-06. Both of these rifle cartridges will serve you well in the forests of North America to the plains of the Serengeti. Simply put, burning more powder in a similar sized space will result in shorter barrel life. But opting out of some of these cookies may have an effect on your browsing experience. Ok so how much better is a 7mm mag to the 308win? relatively. We will be using a laser range finder to get the exact range readings as well so no guess work here. At the same time, burning more powder is a smaller sized space will result in even shorter barrel life. 7mm Remington Magnum ~ 150 Grain ~ Trajectory Chart. The cost of 7MM Ultra Mag ammo, which is a really hot round is costly. Mag. It charts everything; drop, time, energy, velocity, range, and does so in 50 yard steps that are easy to understand. Note: while the powder capacity figures listed below do give a good indication of the differences between the two cartridges, exact case capacities vary slightly according to the brand of brass used. is beginning to assert its trajectory superiority here with a 5-inch advantage over the .270 Win. Last time we discussed the specifics of the 33XC. Typical hunting ammo is loaded with 100, 120, 140, and 150-grain bullets with heavier loadings at 160 and 175-grain bullets for your larger game. This time [], Rifle Barrel life What you should know from 3 Top rifle smiths Rifle barrel [], David Tubbs 33XC King of 1 Mile in France 2020 Winning Cartridge 33XC powered 300 [], David Tubbs 37XC The Quest for the Ko2m rifle cartridge David Tubbs 37XC cartridge and [], Rifle Cartridge Wars: The 270Winchester A closer ballistic comparison This month we shall take [], The 284 Winchester Is the 284 Winchester (also written as 284Win) a new rifle [], 300 Norma Magnum; The King of 1 Mile Cartridge Updated 17 October 2022: 300 Norma []. Our calculator creates a proper ballistics trajectory chart that details range, drop, velocity, energy (fps), wind drift, and time. The real difference, if there is such a thing, is that the 7mm Rem Mag is not truly a magnum, and that the .270, which makes no pretenses at magnumhood, may well be. Articles may contain affiliate links which enable us to share in the revenue of any purchases made. Now lets discuss larger game, like elk and bears. Of the two, Id go with the .30-06 since it uses larger diameter and heavier bullets. are great cartridges, but which one is better? Barrel lengths do vary depending on the manufacturer and exact model. Your email address will not be published. They are also both commonly chambered in bolt-action rifles. Long-Range .308 Ballistics (175-grain Long Range BT, G7 BC, .262, MV 2,650 fps): Velocity: 1,203 fps Bullet drop: 386 Wind drift, 5 mph from 9 o'clock: 48.53 Winner: The 6.5 Creedmoor. The cartridge a little larger than the.30-06 since it uses larger diameter and heavier bullets barrel.308! In a similar sized space will result in shorter barrel life value wind as! Following the Korean War, the 7mm-08 will drop 7.5, while the.308 Winchester drop... Bergers at 3250ft/s no guess work here proliferation of the 33XC options of quality chambered! Smaller sized space will result in even shorter barrel life and.308 bolt head on my rifle zeroed. 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