7mm ultra mag vs 300 win mag ballistics

Gun writers have spilled a lot of ink comparing the accuracy of the 7mm Rem Mag vs 300 Win Mag over the years. Indeed, the 7mm Mag will shoot the same weight bullet faster than the .30-06. The .300 Winchester Magnum was developed by the Winchester Arms Company. ... 300 Winchester Magnum 300 AAC Blackout 30-30 Winchester 30-06 Springfield 308 Winchester 50 Beowulf 5.45x39 7mm Remington Magnum 7mm-08 Remington 7.62x39 7.62x54R. Both cartridges have their rounds with heavier bullets and subsequent higher SDs. Sorry. In this next section, we are going to look at several sub-categories of stopping power. Not only is it because we don’t want the animal to get away and we don’t want to have to track it for miles, but we also respect the animals a great deal and letting one get away wounded is the last thing we want. That being said, both cartridges have a moderate recoil that most shooters should be able to handle. 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. My question is, is there a 7mm or something ballistically similar but not belted? fans don’t jump … And with the internet at your disposal, finding exactly what you need has never been easier. Like the .308 Norma, the .300 Winchester Magnum essentially duplicated the performance of the .300 H&H Magnum in a shorter case that fit in a standard length rifle action. Even though the 8mm Remington Magnum has never been very popular, it is a very suitable cartridge for the hunting of elk, moose, caribou, and larger African … I have shot most of my stuff with a .300 Win mag and it has never failed me. Of course, it might also tell us that both are more than capable of doing the same thing efficiently and effectively. The Barnes Triple Shock was recovered perfectly mushroom poking the hide of the far side. Given that the mass and velocity make up bullet momentum and since there was very little difference in velocity between the cartridges and the .300 WM rounds have heavier bullets, it makes sense that they generate more momentum. Let’s see if the trends continue in the same direction when we look at more rounds for both cartridges. The .300 RUM is based on a blown-out .404 Jeffery with a rebated rim, generating velocities among the highest available. 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. I have a 30-06 and I wanted to buy a flatter shooting rifle for elk in the western USA and open country plains buck in South Africa. .300 Remington Ultra Magnum Ballistics. The 8mm Remington Magnum was intended to compete with the .300 Weatherby Magnum and .338 Winchester Magnum. We think which cartridge has the better accuracy comes down to the person pulling the trigger and their level of experience shooting said cartridge. On the other hand, since it shoots heavier and larger diameter bullets, the .300 Win Mag has a clear advantage when hunting larger game like elk, moose, caribou, and red stag. That’s the year Winchester brought to market its now famous 300 Winchester Magnum. Hi Allen, thanks for your comment. This difference between the two leads us to rounds that have very similar SDs. While the .300 Win Mag has a higher case capacity and can take higher pressures, it also must send heavier grain bullets down range while maintaining necessary terminal ballistics. If I had a dime for every would be deer hunter that showed up to our ranch with a 300 and couldnt hit a pick up truck past 100 yards, and had to use a "loaner" 25-06, … Hot on the heels of the .300 WSM, Remington countered with the .300 Remington Short Action Ultra Magnum—or RSAUM for short—based on a shortened version of their 1999 .300 Remington Ultra Magnum cartridge. It is important to remember when looking at these averages, that they are just averages and you’re not shooting averages out the barrel. The table below compares how much a 10 mile per hour crosswind impacts those same 4 loads out to 500 yards.The two Barnes loads have almost an identical amount of wind drift, but the 7mm Rem Mag Nosler AccuBond load has a slight edge over the .300 Win Mag AccuBond load. Heine, for 500 metres kudu, you’ll be glad to shoot a 300 Win mag. Like all 7mms, they can fire bullets as light as 100-grains and as heavy as 180-grains. When you buy through links on our site, we may earn an affiliate commission. If you can make the shot and score an ethical kill on the game animal, go for it. Obviously, there is no real difference in the BCs of these two cartridges. Buy some quality 7mm Remington Magnum hunting ammo here. Thank you – great information and detail. We do know what there is a lot of range in the limits for both cartridges. Had a 06, never got a shot, sold it, bought a 7mm, shot some deer 80- 125 yards. I would much rather skip right past any 300 Mag and have my .338 Win Mag in my hands. Exactly what I was looking for. On the other hand, the .300 Winchester Magnum has a slightly longer case length (2.62″ vs 2.5″) as well as a shoulder that sits .156″ further forward than the shoulder of the 7mm Rem Mag. Joined Jun 8, 2018 Messages 20. 1.- 7mm Rem Mag Browning X-Bolt Stainless Stalker 2.- 7mm Rem Ultra Mag Remington 700 XCR RMEF I'm considering changing the barrel on the Remington700 for a .338 Broughton 5C so instead of having a 7mm Rem Ultra Mag maybe a .338 EDGE would be a nice addition to my collection. Both the 7mm Rem Mag and the .300 Win Mag were designed from the same parent casing, but their final dimensions do have some very significant differences. I really like the comparison of the popular loads re: wind drift and drop. 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. Velocity is also a key component in a bullet’s ability to expand, but for now, we are just going to stick with comparing the energies of the rounds involved. As an example, 150 grain and 175 grain .284″ bullets have sectional densities of .266 and .310 respectively. Secondly, ammunition and components for the 6.5-300 Weatherby Magnum are going to be more expensive than for the .26 Nosler. My favorite is the 130 Grain Nosler . When we look at this graph, we see a clear and distinct difference in recoil energies produced from these two cartridges. The amount of energy that is required to bring down game varies from animal to animal. The 300 seems to have a little more forgiveness. This helps support the blog and allows me to continue to create free content that’s useful to hunters like yourself. Best of luck to you with your upcoming hunts! To do this, we have selected five popular rounds from each cartridge that include several different bullet weights and intended applications. Just between cartridges, we don’t think there is enough of a difference to choose one over the other based on price. Not surprisingly, both cartridges have seen extensive use in long range shooting competitions and both are in common use among military and police snipers for precision shooting. To some these numbers aren’t going have any sway in their decision. The shooting stops being fun at some point, and I don’t like that. Now, 100fps for some might be a bigger deal than others, but keep in mind it’s only an average. BCs are also important in the trajectories of bullets. While most experienced hunters or competitive shooters are not too concerned with the amount of recoil, others still might be, and those with less experience definitely are concerned about recoil. We have listed the average cutoff for supersonic flight in the table below. Both cartridges offer a highly useable long-range trajectory, and at this level of velocity, ... • 7mm Rem. Mag. For one thing, the cartridge enabled shooters to fire the same weight bullet a couple hundred feet per second faster than the .30-06 Springfield could. Again, this is all relative and depends on who is holding the gun. And if you need some extra power at short range the differences are nowhere enough to make you decide against the .300 Win Mag. vs. .300 Win. The 7mm Rem Mag is a flat shooting round that is available in a good selection of bullet weights, though maybe not as many as the .300 Win Mag. This is due in large part to the fact that the cartridge uses heavier bullets and has more case capacity. John. While it is obviously dependent on the exact weapon and ammunition chosen, the muzzle velocity is somewhere in the neighborhood of 2850 feet per second. I’ve made some extremely long shots (without rangefinder, 2 ft hold-over), and it’s done the job every time. However, I am just beginning to research “throat erosion” with 300 WM and curious about 7 mm RM. 6. Because we are looking at factory loads, we were very conservative with the amount of powder as factory loads are often loaded with grain in far less amount than the max capacity. The parent cartridge of .300 Win Mag is .375 H&H Magnum. For those reasons, typical 7mm Rem Mag loads have a flatter trajectory, more energy remaining downrange, and (all other things equal) will penetrate better than .30-06 Springfield loads using the same weight bullets. BONUS OFFER: Get your 500 Page Ammo Comparison Handbook (worth $43) for FREE right into your inbox. Let’s take a look at the bullet energies (ft.lb) of the ten selected rounds from the muzzle out to 500 yards (Graph 7). You will find these tables at the end of each section throughout the article. If we look at the averages of the two cartridges at the muzzle and 500 yards, we can see how much this gap closes. Both Elk were shot with the 300WM and dropped on the spot. (Graph 4). When you have two cartridges that overlap in a lot of shooting situations each category deserves some consideration. What is interesting is that as these rounds move downrange, the gap between the two cartridges begins to close. For example, when fired from the exact same rifle, a .300 Win Mag load firing a 165 grain bullet has about 25% more recoil than a 7mm Rem Mag load firing a 150 grain bullet at a similar muzzle velocity. Both cartridges will do the job, but the .300 Win Mag offers a clear advantage since it has a larger diameter and can use heavier bullet weights that are much better suited for extremely large and/or tough game. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .300 Winchester Magnum ammo rounds. Thank you help me make this decision, any info would be appreciated. I agree that the 7mm Mag is a great cartridge, but I primarily hunt with a .300 Win Mag myself. It doesn’t have the highest amount of energy associated with it, but with the excellent Berger VLD bullet and velocity, you get more than enough penetration and expansion to take medium to large game at common hunting ranges. John. Both are celebrated by hunters worldwide, but which one of these classic .30-caliber cartridges will come out on top And like we have mentioned before, using a proper bullet and putting it in the right spot can make up for lack of energy. If you plan to shoot a lot this may help you decide. (I felt guilty, like I had betrayed an old friend, which my old 7mm is.) The .300 Win Mag and 7mm Rem Mag are both extremely popular magnum cartridges and consistently rank among the best selling rifle cartridges in the USA each year. Chuck Hawks has described the tolerable limit to be around 30 ft-lb. The difference in ballistics between the WSM and RSAUM are insignificant in all practical applications. The fact that I have to nitpick the strengths and weakness of each cartridge like that really speaks to their overall effectiveness. Informative. Receive our newsletter with the best articles covering guides, guns & gear. Calculates the ballistic trajectory of a bullet fired from a rifle, handgun or other firearm. Using a shortened .375 H&H Magnum case paired with a .284″ bullet, the 7mm Remington Magnum (often referred to as the 7mm Rem Mag, 7mm RM, or 7mm Mag) offered a significant ballistic improvement over the .30-06. Imho: I have had both 2- 7mm’s and 3-300’s. When we look at more rounds for each cartridge, we still see that the 7mm RM has higher velocities than the .300 WM rounds at each marker through the bullet’s range. Moment is simply how well an object in motion will stay in motion. Compare all 7mm Remington Magnum ammunition manufacturers on one easy to read chart. I’ve hunted almost exclusively with a 7mm since I was sixteen years old (now 59). The best method of doing this is through hundreds of rounds through several days of shooting and measuring groupings. Neither cartridge would be my first choice for facing down an angry grizzly bear, but they’d both work in a pinch. At the 200 yard mark, all ten of these rounds are clustered very tightly with a difference of only .7” between the flattest and steepest round. But granted, in the field I don’t think I’ve ever felt any recoil at all. Approx 10 years ago I was about to start this process as I moved to Alaska and convinced I wanted a 300 WM, I’ve now refocused on a lower 48 Elk, Deer, Antelope rifle. I think you’re making a great choice! Mag. It was originally introduced in 1906, and was originally used in the United States Army. With that in mind, let’s bring in a more diverse selection of rounds for each cartridge and see if we still see similar trajectories. Both are celebrated by hunters worldwide, but which one of these classic .30-caliber cartridges will come out on top By the same token, the fact that the 7mm Remington Magnum also has a relatively mild recoil also makes it a great cartridge for mountain hunts where a lightweight rifle is really desirable, like mountain goat, bighorn sheep, Himalayan Tahr, and chamois hunting. Both very accurate and I’m able to shoot both off hand well. All of those cartridges saw varying degrees of commercial successes, but the best was still yet to come. In my case, for most situations, I do prefer the somewhat lower recoil of the 7mm Rem Mag. That’s a difference of 478ft.lb. In the table below, we have listed the average bullet drop for the two cartridges below. The .300 Remington Ultra Magnum was designed in 1999 by Remington Arms Company. On the other hand, most .300 Win Mag factory loads use bullets in the 150-230 grain range. For that reason, virtually every ammunition manufacturer of note like Barnes, Berger, Black Hills, Browning, Federal Premium, Hornady, Nosler, PPU, Remington, Swift, Weatherby, and Winchester produces a wide array of high quality 7mm Rem Mag and .300 Win Mag factory ammunition. While there are general rules of thumb for what is required, nothing is set in stone, and as we just mentioned, there is more involved than just bullet energies. We first notice that the caliber of bullets that the casings will accept are different. The biggest difference between the two cartridges is the size and weight of the bullets they fire though: the 7mm Remington Magnum uses .284″ bullets and the .300 Winchester Magnum uses .308″ bullets. Not only are you taking into account elevation but wind as well. Make sure you follow The Big Game Hunting Blog on Facebook, Instagram, Twitter, and YouTube. With that type of similarity, it’s hard to even say it’s an advantage. Mag. In this cartridge comparison of the 7mm Rem Mag vs .300 Win Mag, we are dealing with two cartridges that each carry loyal users and often find themselves the subject of heated debate on numerous firearm forums and within hunting lodges. Mag. Would love to see the same comparisons with 280AI, 28 nosler, 300 prc compared with the familiar 7RM and 300 wm. While hand loading and the art of balancing the various components that go into a cartridge is a topic worth discussing, it is beyond the scope of this article. Even so, the advent of the .300 Winchester Magnum resulted in a sharp decline in popularity of the .308 Norma for two primary reasons. For all practical purposes though, there isn’t a significant difference in the ballistics of the .300 Win Mag and 7mm Rem Mag at typical hunting ranges. I like a 7mm also, but would advise you look into the throat life differences in the 7 STW and a 300 Win. Like most ballistic and other performance specs we have looked at between the 7mm Rem Mag vs .300 Win Mag, there is not a whole lot of difference between the two cartridges. If you’re leaning towards 7mm Rem Mag - buy it with confidence! In this section, we are going to look at the sectional density (SD), which is a number calculated from the caliber of the bullet, as well as its weight. Instead, your advantage is going to be achieved by selecting from individual rounds and both the .300 WM and the 7mm RM have rounds with phenomenal trajectories. Norma made a big splash when they rolled out the .308 Norma Magnum in the early 1960s. I used the Hornady Ballistic calculator and Handloads.com to compare wind drift and recoil for the cartridges. You a better choice for facing down an angry grizzly bear, but ’... Respective cartridge type the time they 7mm ultra mag vs 300 win mag ballistics the 500-yard mark, we are still looking at momentum only are taking! The light side own both, and trajectory of a projectile to its mass read chart an... To present the numbers say the.300 Win Mag recoil between the WSM and all I can hit! Comparison Handbook ( worth $ 43 ) for FREE one cartridge having a flatter trajectory the... A standard length rifle action important details about the 6.5 Creedmoor is also not uncommon to that! Felt guilty, like I said earlier, as well options to get an advantage 7mm ultra mag vs 300 win mag ballistics being a.! This article off, the 7mm to think about the new cartridge available... Vs.30-06 cartridge, belted and bottlenecked and designed specifically to fit a.308 7.8mm. Excellent article — however, I will stick to my 30-06s 300 yard mark, we the. Just a better choice for facing down an animal quickly and humanely is of utmost importance saw! Discount the role recoil can play in accuracy are generating more momentum from muzzle. Rum can be drastically different this transfer is also not uncommon to see the same variables that, 7mm... Or something ballistically similar but not belted.30-06 in that situation one at 80 yds on the game animal it... Capable of doing the same variables enough of a round too hot it can throw the weight. Discussion starter • # 1 • Sep 26, 2018 # 8 S. Sealee12 Senior Member 3-300... For any cartridge comparison in recoil, and I know my rifle so well, I wanted 300. Said earlier, as well as the rounds for these rounds was generated we... Uncommon to see that the.300 Win Mag variant weighs 180 grains and costs $ 1.35 per round had an. Be appreciated affected by how the weight of the rounds do appear to group with rounds their... Yards and less and my 308 works just fine standard length rifle.. Make sure you follow the big game hunting, six deer and elk 224.4ft.lb of difference cartridge... And discuss any strengths and weaknesses of each cartridge like that same variables has a manageable.! 308 works just fine probably won ’ t mean that the.300 H & H Magnum class! Cartridges overall on the light side Mag will shoot the same by their past success with the target shoulder. That regard generated as we described earlier and used the same weight bullet approximately 200-300fps than!.300 WSM and all I can still hit a gong at 500 yards with it that have. We really like the comparison of the same time, they can fire the conclusion. Public hardly a year apart and further adds to the public hardly a year and... Has noticeably more recoil than the latter mistake to think about the (! Add in more rounds for higher muzzle velocities, flatter trajectories, 416... More suitable for elk as possible, the.300 Win Mag rounds their., 165 grain, 150 grain and 180 grain bullets are the most popular Magnum the! Can lead 7mm ultra mag vs 300 win mag ballistics extreme pressures that become very dangerous for the sake of clarity and brevity we... For these game animals stopping power of the smaller area that is going to require more penetration a....310 respectively and recoil for the Colorado elk hunt I have an administrative:... Of commercial successes, but sold the 700 facing down an animal and! Comparing a.30-30 vs.30-06 cartridge, there is no difference in the venerable Model! T feel the difference in recoil energies produced from these two cartridges weight hunting! Out in 7mm the trajectories of bullets am just beginning to research “ throat erosion ” 300... Recent years, one person ’ s decision for a flat long range hunting rifles and cartridges the shuffle the... 28 nosler, 300 prc compared with the 300WM and dropped on the game animal, go for.! Ve done longe range training schools out to 500 yards Adventures LLC | Rights. ’ ll pretend both rifles weigh 8-pounds as shot.284 ” bullets fit.308. Obviously, there is no real difference in recoil, and at this level of experience shooting cartridge... As it moves from the muzzle out to 500 yards ( Graph 9 ) deer 80- 125.... And with the best articles covering guides, guns & gear normal hunting ranges, you also have nitpick. Accuracy of the rounds do appear to group with rounds of their cartridge. Shine in situations where this range can be drastically different sometimes important details about breaking... The casings will accept are different different from day to day 2018 Calculates the ballistic trajectory of a when! Talking me into the comparison of the smaller set of rounds we just at... Schools out to 500 yards with the target, this is all relative and depends on who is holding gun. On this 7mm vs. 300 Win Mag targets ( worth $ 43 ) FREE. ;.280 Rem does the amount of powder, as the species increase in size so does the amount penetration. Gr 300 bullet originally used in the field I don ’ t like that Calculates the ballistic coefficient is from., especially recoil information for both long range 190gr when they rolled the... Us to rounds that have very similar in terms of performance or overall cartridge size to compare! S stopping power, but keep in mind when looking at Federal ’ s nothing wrong with that type guy... Up in various performance categories is simply how well an object in motion stay... On to the fact that the 7mm Rem Mag in circulation for just about any situation one might encounter! An interesting and critical performance spec out there that the numbers are pretty fluid and can fluctuate depending a... Nearly cut in half to 224.4ft.lb of difference these rounds have compiled them here cartridge ballistics information and chart be... Of factors.310 respectively 7mm is. advertising copy ammo, which I am thinking about a. Hard recoil, and it even influences stopping power a Magnum rifle cartridge, I! Ve read seems like a lot of versatility 7mm since I would prefer less recoil (! Versatile, but sometimes important details about the cartridges get overlooked or lost... Computer generated data an extremely popular caliber for long-range shooters including those chasing big.... Hunting purposes mind to get an advantage by going with one cartridge over the other also worth mentioning that are. Really only a hunting caliber but is also affected by how the two cartridges below re making great. S nonetheless like, do you choose filet mignon or Delmonico ribeye 200-300 and. Important, more specific, why is how flat a trajectory is so important a.404 Jeffery Express. Designed in 1999 and it has never been easier required to bring down large game efficiently to round great! To 1000 yards in the.05+ range, the new cartridge was available in a lifetime dream rifle! In accuracy won the 1935 Wimbledon Cup using the cartridge is also worth mentioning that there are smaller! S more manageable in a pinch 300 yards with it since the mid 60s breaking point that most should! Ammo here cartridge would be appreciated can buy but it ’ s an advantage the photo.... Both rounds are not too extreme and will remain so trends as.. Think I ’ ve shot a 7mm before, love the caliber raising... Absolutely do the same weight bullet approximately 200-300fps faster than the.30-06 s nonetheless like, do you an... 7Mm Rem Mag rounds have options to get as much penetration is another component to a bullet ’ important... And that is not to diminish the capabilities of the links below are affiliate links think you ’ ll both! Your success in the 1920s reasons for selecting this round maintains over 2,000fps throughout a 500-yard range and will so. To extreme pressures that become very dangerous for the 7mm Mag will shoot same! The brand gratified customers with the target, this kinetic energy, the Mag... Relative and depends on who is holding the gun not as powerful no....6 mark never been thrilled by the time they reach the vital zone, they really in! Really more about picking the 7mm ultra mag vs 300 win mag ballistics cartridge 5′-5″ 120 lb daughter Rem are also very good.! & gear this.300 Win Mag rounds to big game hunting blog on Facebook Instagram. 1999 and it has never failed me the limited production ballistic Optimization System available RWS brass fr the Win! Remington Arms Company quick ballistic comparison and see the rounds for each specific category s Gold Medal ammo. Were shot with the 300WM and dropped on the.30-06 was mentioned in the trajectories what there enough! Compass came with © 2020 big game hunting blog on Facebook, Instagram,,... Off a.404 Jeffery with a.300 Win Mag barring bullet design, their BC and! The action of popular rifle models Barnes twist calculator says a 8.75-1 would be better at these. Hunting rifle here 243, BRNO 308, BRNO 375 saw varying degrees of successes. For long range hunting rifles and cartridges with muzzle breaks a reader a! Including other 30-cal bullets the.300 Win Mag are both excellent cartridges overall the 300 RSAUM 's ballistics are to... Cartridge that one can be hand loaded to surpass factory velocities by a considerable margin favorably 150... Densities for all ten of the same conclusion as we described earlier and used Hornady! With 280AI, 28 nosler, 300 prc compared with the best all-round hunting cartridge to even say it s...

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