375 H&H Magnum cases. ... 270 WINCHESTER SHORT MAGNUM BOLT ACTION 3 ROUNDS 24 BARREL ... Nosler M48 Independence vs. Remington 700 CP. The differences between the 7mm Rem Magnum and the .300 Winchester Magnum rounds are shown in the table above. ; 7mm Ultra Mag. 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. Note this does not mean that the 7mm Rem Mag does not have decent penetration; it also capable of striking down large game. Tha… Example: A .12 gauge is bigger than a .20 gauge; a .10 gauge is bigger than a .12 gauge and so on. Both rounds have great terminal ballistics and heavy bullets, ideal for hunting larger game such as moose, elk and a wide variety of exotic game. Cartridge Type: Rifle Height: 2.85" Width: 0.534" Average FPS: 3121 Average Energy: 3330 Average Gr: 154 Recoil: 2.13 Power Rank: 4.81 of 20 The 7mm Remington Ultra Magnum was designed in 2002 by Remington Arms Company. Just food for thought. Both are hard-hitting and flat shooting rounds. http://www.remington.com/products/ammunition/balli... Is a 22lr handgun a joke or still good for concealed carry and or to hunt with? So, they can be challenging to stabilize. the 300 mag is more powerful but the 7 mag can shoot farther/flatter. So, it is easy to find a custom load that is compatible with your rifle. The primary function of a belted magnum was to provide accurate headspace control because the sloping shoulders, while reducing extraction on the cartridge, were unsuitable for this job. However, unlike the other performance analysis, we have already covered, with this, we can see a big difference between the cartridges. was a varmint round must have been kidding. Both are celebrated by hunters worldwide, but which one of these classic .30-caliber cartridges will come out on top As these cartridges move downrange, the difference between them diminishes, with the .300 Win Mag maintaining the lead. 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. But, their differences at 400 yards is .9 inch. How do you think about the answers? But if penetration would be something of great concern to you, then the numbers say the .300 Win Mag is the better option. Nevertheless, the .300 Win Mag leads the race – remembering that heavy bullets generate high momentum. Mag. Thus, the 7mm Rem Mag has better penetration to the target. However, there are instances where both cartridges produced kinetic energy around or above the aggregate of the .300 Win Mag cartridges. The 7mm Ultra Magnum boasts the largest case of any commercial 7mm cartridge. Ballistics comparison video between the 7mm Remington Magnum vs the 300 Winchester Magnum. And generally, heavy bullets travel at a slower velocity and rotate slowly. As we come to the end of our review, we will like to share some of the best rounds that are perfect for certain applications: We chose the HSM Berger 168gr magnum for the Remington cartridge because it is a heavyweight, ideal for hunting purposes, and makes the handling of recoil easy. Firstly, both rounds are belted mags based on the .375 H&H Magnum cases. That additional powder capacity is how the .300 RUM can fire the same weight bullet quite a bit faster than the .300 Win Mag. Both rounds also come in different weights and styles. The 7mm Rem Mag boasts more choices for high muzzle velocities, better ballistic coefficients, and flatter trajectories, which improves its performance downrange. The 300 Win Mag vs. the 7mm Rem Mag: Which round is the best? Cartridge Type: Rifle Height: 2.85" Width: 0.534" Average FPS: 3066 Average Energy: 3610 Average Gr: 173 Recoil: 2.64 Power Rank: 5.3 of 20 The .300 Remington Ultra Magnum was designed in 1999 by Remington Arms Company. If we take a close look at the ballistics data such as the trajectories and the ballistic coefficient, there is a significant difference between the 300 Win Mag and the 7mm Rem Mag. The 300 Winchester Magnum has higher bullet energy as it carries 3,474ft.lb of force from the muzzle, while the 7mm Rem Mag carries 3,303ft.lb of force from the muzzle. Rifling Twist: 1:10 3. That means it can throw the same size bullets about 200 fps faster than the Win. 7mm Rem Mag vs 300 Win Mag – Which is the Winner? The Nosler Trophy Grade AccuBond Long Range 190gr would be the best choice for .300 Win Mag. I have a Rem. > i am comfortable shooting 338 win mags at around 500 yards as of now i use my friends 338. We also see that the difference between the two rounds diminishes by a few lbs/fts. But remember, you must consider the type of bullet to use in the field. The 300 win mag … The 300 Win Mag uses .308 bullets, and the 7mm Rem Mag uses .284” bullets. The .7mm Remington Ultra Magnum is more 'powerful' (faster, harder hitting) than the .300 Winchester Magnum, but not more so than the .300 Weatherby Magnum. For that reason, both cartridges have the same rim diameter. Sectional density (SD) in relation to bullets, is the ratio of a bullet’s mass to its cross-sectional area along a specific axis. And why wouldn’t it? As mentioned before, the gap between the two rounds reduces as they move downrange. Using a fat, 404 Jeffery case 2.850" long with the 30-degree shoulder pushed well forward, Remington engineers were able to beat the case capacity of the 300 Wby. Bullet: 7.8 mm 4. 7mm Weatherby, Winchester Short Magnum, Remington Short Action Ultra Mag. We believe most shooters would quickly adjust to the higher recoil of the .300 Win Mag, although there are some who wouldn’t be able to adjust accordingly. So, let’s analyze more rounds of each cartridge to see if they will be any different. and 100 fps faster than the Wby. The Ultimate Guide to Tanning Wild Game Pelts and Hides. Thus, the .300 Win Mag cartridge has better penetration potential. After analyzing the two cartridges, we concluded that the 7mm Rem Mag outplayed the 300 Win Mag, with most of its bullets in common use. Violate this principle by, for example, chambering a lightweight, short action rifle for a powerful Magnum cartridge like the .300 WSM and the result will be a dramatic increase in kick. Together with sectional density, this speed is enough to penetrate and go through vital organs of moose and big bull elk at long ranges. The most notable difference between the two rounds, however, is the weight and size of the bullets they fire. I am looking to get something for going larger and longer out west type hunting. Mom with COVID delivered baby she couldn't hold, 'Pose' star creates gift-giving program for trans youth, Snowden allies see opening amid Trump clemency blitz, As in 1918, companies hype dubious virus cures, Defeated president uses pardons to express grievance, How Trump made 2020 the Year of Disinformation, Dems set fundraising records ahead of Ga. Senate runoffs, N.C. wedding venue turns away lesbian couple, 84-year-old songwriter in awe of newfound TikTok fame, 'Stay Alive and Survive': Ski resorts amid the pandemic, Amid Trump's relief bill chaos, optics get worse for GOP. Momentum is the ability of a bullet to remain in motion after leaving the muzzle. The bullets of the .300 Win Mag cartridge are heavier than those of the 7mm Rem Mag round. There are two things that you might consider before buying a 7 RUM. Looking at the downrange energy of both catridges (at 500 yards), the .300 Winchester Magnum clearly has more energy than the 7mm Remington Magnum. by 13 percent and the Win. Despite this setback, the 300 Win Mag cartridge remains an excellent choice among hunters. Mag. Thecase is a rimless bottleneck with a large rifle magnum primer. So, it is quite absurd even to say this is an advantage. The 7mm shoots .284-inch diameter bullets through bores .28-inch across, but only two use this Imperial measuring system in their titles: .280 Remington and .284 Winchester, both excellent but under-rated “standard” velocity cartridges. looking for some direction. Wind does not cause major deflection on the 7mm Rem Mag bullet trajectory path compared to the .300 Win Mag. The 7mm Rem Mag has a ton of potential other than merely being a hard-hitter if you handload the cartridge. Thus, you get less barrel wear. Winchester designed the 300 Win Mag in 1963 as a magnum class round for sized-action and standard-length rifles. Determining which round is more accurate is always hard. We also saw a big difference in penetration data, with the .300 Win Mag round showing great performance. Base: 13.0 mm .30-06 Springfield (7.62×63mm) 1. The case isbased off a .404 Jeffery Nitro Express by narrowing down the neck to fit a .308 (7.8mm) bullet. With its low bullet drop, the .300 Win Mag still boasts of more energy downrange, mainly because it uses heavy bullets and has more powder capacity. The RUM was designed to produce ultra high velocities to meet the growing demand for long range hunting rifles and cartridges. Does the perfect muley cartridge really exist? The 7mm RUM is based on the .300 Remington Ultra Magnum (1999) which is in turn based on a grossly modified version of the unbelted 404 Jeffery’s case. The difference in their overall lengths is so minimal that they are both used in long action and standard rifles. So, let’s get straight to it with a little bit of history…. This is seen by looking at comparable weight bullets (7mm = 175 gr and .300 = 180 gr) and the heaviest bullets offered for both calibers by Remington (7mm = 175 gr and .300 = 200 grain). What Are The Finer Points In Reloading the 7mm Rem Mag. The .30-06 shoots a 7.62mm diameter bullet and the .7mm shoots a .28 diameter bullet. With the .300 Win Mag capable of firing 200 grain, 208 grain, and 200-grain bullets, the 7mm Remington round does a better job with the 175-grain bullet. While i know both those will do well for North American big game. Still have questions? Latest. I use a 300 win mag as of now, i've shot the 338 win mags, the recoil isn't a big deal at all. The .30/06 vs. the .300 Winchester Magnum. We cannot disregard the role of recoil in determining the accuracy of these cartridges. As you can see, this projectile is over a millimeter larger in diameter, and the cartridge is a good big longer as well. But there is a minuscule difference in the ballistics of the two cartridges at normal hunting ranges. The 190gr has a better stopping power and terminal ballistics, and records an incredible 2000fps out to the 500-yard flight. The 8mm Remington Magnum belted rifle cartridge was introduced by Remington Arms Company in 1978 as a new chambering for the model 700 BDL rifle. 300 ULTRA MAG BOLT ACTION 1 ROUND 2.7 BARREL BLACK. 's butt. It was for this reason that I purchased the Weatherby Mark V 6.5-300. vs. .300 Ultra Mag. In fact, these two factors are the standard by which long-range big game calibers are evaluated. Conversely, when speaking of shotgun calibers the smaller the gauge the bigger the bore, the more powerful the shotgun. This gives the .300 Win Mag an edge over the 7mm Rem Mag, in terms of capacity. Most rifle manufacturers chamber the cartridge in their models. Both the 7mm Rem Mag and the .300 Win Mag are popular options on the market. In this case, the accuracy of these rounds depends on the shooter and their experience level in using either of these rounds. However, we noticed that the 7mm Rem Mag has less bullet drop than the 300 Win Mag. 7mm Remington Magnum (7.2x64mm) 1. Similar rifles chambered in either unit are identical because they have the same length size and rim diameter. Costs and availability vary from one area to another, but ammo for both rounds is widely available and priced at similar rates. Since it has a longer (2.85″ vs 2.62″) and larger diameter (.550″ vs .513″) case, the .300 Ultra Mag also has about 25% more case capacity than the .300 Win Mag. First, the cost of ammo. 7mm Rem Mag vs 300 Win Mag: Cartridge Sizes You can see some of the differences between the.300 Winchester Magnum and 7mm Remington Magnum cartridges in the photo below. The Thompson Center Compass, The Remington Model 700, Tikka T3X, Nosler M48, Mossberg Patriot, Browning X-Bolt, Weatherby Mark V, Savage 11/111, Ruger M77 Hawkeye, Winchester Model 70, and Vanguard among others are available in .300 Win Mag and 7mm Rem Mag. Most weapon companies now offer an array of 7mm Rem Mag and 300 Win Mag factory ammo. ? There are also.300 Win Mag options that yield similar performance, but most shooters would not adjust to the increased recoil for many shots within a short period. Get your answers by asking now. I’m talking 7mm-08 vs. .308; .280 Rem. Hunting: what is the biggest calibre of shotgun  and rifle you own . This longer cartridge requires a longer action. Compared to the 7mm Remington Magnum, top 7mm RUM loads deliver 25% more energy at 300 yards. The parent case is the .300 Remington Ultra Magnum and fits a .284 inch bullet on a .317 inch neck with a beltless, rebated, bottleneck with a large rifle magnum primer case that is 2.850 inches long and 3.60 inches in overall length with a 1:9 1/4 rifle twist. Different bullet styles are available for both rounds, including SST, InterLock, InterBond, GMX, the Hornady ELD-X, the Berger VLD, the Barnes TTSX, the Remington Core Lokt, the Nosler AccueBond, Winchester PowerPoint, and A-Frame. Mag. We put 3 popular cartridges to a head-to-head-to-head test. Notably, the .300 Win Mag features more recoil than the 7mm Rem Mag. The rifle cartridge is based on the .375 H&H cartridge. You may also want to consider some of the the short mags. I have a collection of guns mostly for deer hunting from 6.5 to 06 to 308, 270, 7x57, 30-30, 35 and so on. By Ron Spomer. The case also features a belted magnum near the case head. From the above table, the 7mm Rem Mag has a flatter trajectory than the .300 Win Mag, making shot placement in the former easier since less adjustment is required at different ranges. The smaller .284 diameter bullets of the 7mm Rem Mag have a higher sectional density and ballistic coefficient than .308 diameter bullets of comparable mass. The .7mm Remington Ultra Magnum is more 'powerful' (faster, harder hitting) than the .300 Winchester Magnum, but not more so than the .300 Weatherby Magnum. Because the barrel’s head spacing is done off the belt, rifles that use the 300 Win Mag round are less accurate. However, the twist rate and barrel length will play a crucial part in your ammunition selection, with heavier bullets demanding a faster twist rate. Both are very capable and popular cartridges and both pack a good punch. From the above table, the .300 Win Mag cartridge comes with a smaller edge than the 7mm Rem Mag, though there is an insignificant difference in their ballistics. List of rifle cartridges Even though both cartridges are long-range competitive shooters, they are also hunting cartridges, and with hunting, it is not uncommon to experience shots at targets below 300 yards, depending on the game and the terrain. unseated the .264 Winchester Magnum rather quickly, becoming the darling of Western hunters. With other factors remaining constant, a heavier bullet has a higher sectional density and will penetrate the target’s body deeper than a bullet with lower sectional density and mass. Mag. On a typical range, there won’t be any advantage of choosing one round over the other. I may earn a small part of the sale from links to any products or services on this site. See also. From the above table, the .300 Win Mag generates more momentum from the muzzle. The 7mm Rem Mag was launched in 1962, at the time Remington was working on the bolt-action center-fire rifles, the Model 700 series. This is enough to create the right expansion of the ballistic tip projectile. It’s indisputable that a .30 caliber delivers more energy than a comparable 7mm. To help answer this question, we will discuss the features, specs, as well as pros and cons of these rounds, and help you make a more informed decision, depending on your shooting and hunting needs. Even Grizzly bear have been taken with these two rounds. Both cartridges have shown incredible long-range precision shooting. In other words, how well a bullet conquers resistance and continues to move forward. © 2020 Armed Forces International - Outdoor SpaceX Media LLC. If you like to use a box or two at the range, the additional 10ft.lb of recoil can be tiresome and could result in decreased accuracy over time. However, it might be too much for a medium-sized game as it may damage the meat, although this is debatable. However, if you are looking for extra power at short range, the differences are too small to decide which round is best. For this reason, both rounds have the same rim diameter, although the .300 Win Mag is slightly longer than the 7mm Rem Mag (3.34” vs. 3.29”). Assuming you are comparing the .7mm Remington Magnum to the .300 Winchester Magnum, the .300 is more powerful, period. 9MM.223 / 5.56 45 ACP.22 Long Rifle.22 Win Mag 12 Gauge.308 Winchester 40 S&W.38 Special View All Calibers. With the 150 grain, 165 grain, 180 grain, 190 grain, 200 grain, and the 220 grain are the most used bullets. The person who said the .7mm Mag. October 2, 2019. Just because it can be done does not mean it makes sense, despite what you might read in advertising copy. if you mean pure punch, then the 300 win mag wins hands down due to it's heavier bullets. The ballistic performance… I have one on my .338 Rem Ultra Mag and it is very pleasant to shoot. So, as it stands, the 7mm Rem Mag has a flatter trajectory than its counterpart, and this is more noticeable at 700+ yards. To engage this 7mm RM vs. 300 WM argument you have to be willing to pick at nits because, bottom line, both cartridges (and many other magnums like them) are winners. I have narrowed it down to 7mm or 300 win mag. The 8mm Remington Magnum's parent case is the .375 H&H Magnum.It is a very long and powerful cartridge that cannot be used in standard length actions, such as those that accommodate the .30-06 Springfield. The Weatherby has excellent numbers, but it's strictly proprietary. So, before we chose the winner, we needed to consider some other factors. It … For instance, the sectional densities of .284 bullets with 150 grain and 175 grain is .266 and .310, respectively. However, both cartridges are perfect for their intended roles, and both rounds would make a great choice for target shooting and hunting. You can sign in to vote the answer. Neck: 8.6mm 5. 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