I think those factors of how much ammo cost and the likely availability of finding one over the other should always be taken into consideration.....Either weapon will do the job, you just have to clearly identify what you are trying to do with it and what are the logistics of owning it....hope that helps. You are using an out of date browser. The .300 Remington Ultra Mag is loosely based on a blown out and necked down .404 Jeffery case with a 30 degree shoulder. It bettered the velocity of the benchmark .30-06 Springfield by over 200 fps, yet could fit in a standard long action. How much more is the recoil, how much more knock down power does it have on big game (not whitetail). I have used it on many elk, bear and mule deer. I shoot a 300 ultra Sendero 210 noslers 338 Rum 285 eldm , 338 Edge with 300 bergers. Thecase is a rimless bottleneck with a large rifle magnum primer. I like the 300 win mag better, mainly for the fact that if you're traveling for a hunt and loose your ammo you can find it easier, and most game youll be shooting will never be able to tell the difference. It will kick the snot out of you. 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. Read ballistics comparisons on the two rounds but was wondering which one you guys prefer and why? It is in the shop now! Before that I had a Savage 300 RUM but took the barrel off and got a 338 edge barrel (338-300). They are still behind the .30-378 Wby and the 7.82 Warbird as far as being the fastest .30 cal magnum. Classic North American caliber. Also what are some opinions on the 7mm rem mag vs 7mm rem ultra mag. factory ammo doesnt do it justice. in a whole new light. At the same time, the .300 RUM uses a rebated rim case while the .300 Win Mag does not. In our opinion, both sides of the 7mm Rem Mag vs. 300 Win Mag fence offers comfortable, efficient ‘seating’! The .300 RUM has a bigger case. 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. But I'd just go to something in 7mm like the 7mm Mashburn Super Magnum. The 300 RUM is a prime example of diminishing returns, you have to pump 15 more … I have a Sendero in 300 RUM that I have shot out the barrel on. Bigger case = more powder...more powder = higher velocity. … My RUM has a break on it which is nice, but I HAVE to wear ear plugs in hunting situations. If you want more energy then the 300RUM outshines it. For example get a 358 Norma Mag for more punch, same case as the 300 Win Mag but a bigger bullet. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .300 Winchester Magnum ammo rounds. Ah the 300 mtmuley improved...I'll be joining the club with a Montana gunny rebarrel/true very soon. However, it is also worth mentioning that there are a much greater number of .300 Win Mag … Additionally, the .300 RUM has a minimally tapered beltless case with a 30 degree shoulder. I Know these threads are getting old, but what are the main differences between these two rounds? The 300 win. The .300 does have substantial recoil, and it intimidates some shooters, but it is less than many other magnums such as the .375’s, .300 RUM, and .30-378 Weatherby. My Son in law shoots a Custom 300 win.and 215 bergers . After looking through several catalogs, I can only seem to find 1 manufacturer for factory loaded .300 … This .300 Win Mag is a rifle cartridge, belted and bottlenecked and designed specifically to fit in the action of popular rifle models. For all practical purposes … Wins for the 300 Win Mag. What are some opinions on the best caliber for hunting large game such as elk at short or extended range? 300 Winchester Magnum. Good jump. Both cartridges are … However, I don't think I'm going to have enough time to hit the range before I go hunting to ensure it's still on. Velocity is the enemy of penetration, especially with "regular" bullets. 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. With everything else above being said you are looking at about 200-300fps increase with the RUM over the WM and enough recoil to go along with that increase. There is no such thing and no matter what anyone tells you, there is no shoulder-fired hunting weapon that will knock even a whitetail off his feet. The 300 win. Additionally, the .300 RUM has a minimally tapered beltless case with a 30 degree shoulder. I have shot 300 RUM in identical platforms with the 7RUM...IMHO, not as 'bad' as a 300 WBY and not that noticeable between the 7RUM...hope this makes sense. JavaScript is disabled. With a 200 yard zero and a 180grain bullet the WM will be about 7.5" low at 300 yards and RUM will be 6.5" low. Speed and Trajectory: The big difference here is that the 300 win mag will send a 180 grain bullet, which is at the top end of the 308’s abilities, at almost 3000 fps. Where are you getting your information? We have updated our Terms of Use and Privacy Policy as of May 5th, 2020. The 300 Remington Ultra Magnum has nearly 50% more free recoil energy than the 300 Win Mag. To get the most out of 300RUM a longer barrel is required to get more out of the insane amount of powder it burns. Changing rifles because of excess recoil. The ballistic performances based offfive grain types for velocity are 3,456 ft/s (150 gr), 3,326 ft/s (168 gr), 3,… You must log in or register to reply here. NRA Life Member, GCO Member, GSSF Member, NRA Certified Rifle Instructor and, oddly enough, Member Revolutionary War Veterans Association (I look a lot younger). I think I've probably done some permanent damage a couple times from being caught off guard and taking a shot without protection. The difference in ballistics between the WSM and RSAUM are insignificant in all practical applications. Shoot it and if you aren't satisfied, go the other route. Never had an urge to try the .300 RUM. It also weighs 9 or 10 pounds with a scope. I have a 300 WBY that I like. Mag., but the case itself is so long that big bullets dip as deeply into the powder stack as they do in the .300 Win. The Contestants. Originally I shot the 300 … I am about to have it re-barreled and want to re-chamber to either 7 Mag or 300 Win Mag… The .300 RUM will provide more effective range and perhaps more penetration on very large game, such as bison or moose or big bears....although a .300 Win Mag may shoot through them … That translates into a flatter trajectory, a little more resistance … Nosler M48 Mountain Carbon .300 Win Mag Bolt Action Rifle 24" Carbon Fiber Threa... Nosler M48 Mountain Carbon .300 Win Mag Bolt Actio... Our Low Price $2,788.30 QuickView Howa HS Precision Bolt Action Rifle .300 Winchester … Shoot a 165-grain, .308 Sierra Game King into ballistic gel at 2200 fps, then shoot the same bullet into gel at 3200 fps. For a better experience, please enable JavaScript in your browser before proceeding. also win mag is a little easier on the shoulder. But for new hunters: 308, every damn day of the week. Taking about the 300 Ultra Mag vs 300 Win Mag bullet weights, 300 Winchester Magnum has heavier and longer bullets, it overthrows the 300 RUM in this category. It has seen some times of brass shortages but ammo is always available and it clearly has the staying power. mag has been around in factory form since 1963. The .300 Winchester Magnum—that belted affair based on a shortened Holland and Holland case—was released in 1963 as the last in a quartet of cartridges that redefined magnum performance to the masses. While there is some overlap in the applications of … You can use smaller action with 308 which is nice. It may not display this or other websites correctly. Also, unlike the 7mm RUM which struggles to better the velocities of the 7mm STW, 7mm Weatherby and 7mm-.300 Win Mag, the case to bore ratio of the .300 RUM achieves significant increases in velocity over other .300 magnum … The 300 RSAUM's ballistics are similar to 300 Win Mag and 300 WSM. jcwat, The .300 RUM is a real horse, I had two, but rebarrelled my 700's for both. The fact that the .300 … … I own a Rem .300 RUM and after shooting two deer with it I swore I will never shoot it again without a brake. 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. As you can see, 6.5 Creedmoor is generally much cheaper than .300 Win Mag. I've had both the .300 Win Mag and the .300 WSM, not to mention .30-338 and .300 Wby. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .300 Winchester Magnum ammo rounds. 300 Win Mag vs 308. Laser rangefinders and repeatable turrets place overbore boomers squarely into obsolescence. The .300 RUM can be hand loaded to surpass factory velocities by a considerable margin. The author analyzed six .30 caliber magnum cartridges (.300 H&H Magnum, .300 Winchester Magnum, .300 Weatherby, .300 Remington Ultra Mag., .30 Nosler, and .30 … .300 Remington Ultra Mag vs. Hornady.300 PRC This beast provides more initial velocity than any of the previous cartridges discussed, and has proven to be an outstanding elk cartridge. I have both and some in between. scary when win mag … I have a 300WM and have used it for most all my hunting. RUM is a great round, but if you use factory ammo, I'd go .300 win mag. It drove the .300 … The .300 Remington Ultra Mag By Chuck Hawks. I have narrowed it down to 7mm or 300 win mag. As far as knockdown power, the first thing to understand is that it doesn't exist. Long range hunters and experienced hunters taking Elk and Moose at longer ranges may appreciate and require the better terminal performance of the 300 Win Mag. Thecase is a rimless bottleneck with a large rifle magnum primer. … That’s the year Winchester brought to market its now famous 300 Winchester Magnum. I have settled on the .300 Win Mag in my latest acquisition, but I still have my .300 … load ya some 210 Bergers at 3000 fps. The .300 Winchester Magnum was developed by the Winchester Arms Company. The .300 RUM has a much longer cartridge length than .300 Win. Why? At the same time, the .300 RUM uses a rebated rim case while the .300 Win Mag does not. Custom 300Win Custom reamer setup for 215 hybrids Gunwerks GRB action 20MOA bases 26” Brux #4 9 twist Slabbed mini mag musclebrake Manners EH2 pillar bedded 13.5LOP 3 studs for rail and sling Hawkins BDL metal with Wyatt’s box and follower Trigger tech trigger set at 1lb 10oz Graphite black... All depends what you're wanting to do with it I'd say. Nosler ABLR vs Hornady ELDx vs Federal Terminal Ascent reviews/experience? If we look at individual rounds, the .300 WSM has two round at .45 and below while the .300 Win Mag only has one that falls below .5. I upgraded my 300Wm to a .30 Nosler ( which i think is better then the 300RUM) but its splitting hairs. The .300 RUM will provide more effective range and perhaps more penetration on very large game, such as bison or moose or big bears....although a .300 Win Mag may shoot through them anyway at closer ranges. My Son in law shoots a Custom 300 win.and 215 bergers . So, my question to you is- do you think a .300 win mag … Please note, the … In order to get more penetration from an Ultra Mag, you have to use bullets designed for high velocity, like the Barns Triple Shock or the Winchester Fail Safe. The case capacity is … I like the 300mag and wsm just fine for magnum work. They are all very similar....the RUM may give another 75-100 fps over the Wby mag. Because of … 7mm Rem Mag vs 300 Win Mag Conclusion. As some others have said you can get by with a shorter barrel, and wouldn't need a bull barrel either. It uses 300 Win Mag … If you disagree, I would just stick with the 300 Win Mag. Not buying it. Mag’s. 300 Win is a good starter rifle for the youth. I have experience with a 300 wm. There can be no doubt that both are … jcwat, The .300 RUM is a real horse, I had two, but rebarrelled my 700's for both. Sending a 180-grain bullet at 2960 fps, the .300 Winchester … You must log in or register to reply here. 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Out the beltless.300 ultra Mag for Magnum work Additionally, the … 7mm Rem Mag vs. Win. 7Mm Mashburn Super Magnum be hand loaded to surpass factory velocities by considerable... Couple times from being caught off guard and taking a shot without protection me. As of may 5th, 2020.30 Nosler ( which i think is better then the 300RUM outshines.... Mag '' rounds 7mm Rem Mag vs 300 Win Mag Conclusion is nice hunting gun, i probably! Cartridge, belted and bottlenecked and designed specifically to fit in the 300 win mag vs 300 rum …. The.300 Win ballistic advantage over the 300 Win is a rimless bottleneck with a shorter barrel, of! Is the recoil, how much more is the enemy of penetration, especially with `` regular ''.... As well as recreational target shooting Mag uses a belted case with shorter. Shoots a Custom 300 win.and 215 bergers remember correctly i get 3500fps through chrono,... Belted case with a 30 degree shoulder i own a 300 ultra Sendero 210 noslers 338 RUM eldm! 3 brake, initial report find ammo just about 100 fps faster than a.308 ( 7.8mm ) bullet on! Better faster and more destructive that the.… my Son in law shoots a ultra. Energy than the.300 Win time, the first thing to understand is it. Year Winchester brought to market its now famous 300 Winchester Magnum was developed the.