The Win model 70 is a great action. On average you’ll need a heavier 7mm bullet which will produce more recoil IN AN ULTRALIGHT rifle like the one I’m putting together for this project. Be careful about sizing up 270 WSM's to make 7mm WSM brass as the 7mm's headspace is longer. Again, the above is for comparative information purposes only, and you should consult the exact ballistics for the particular .270 WSM Winchester Short Magnum or 7mm-08 Remington cartridge you're looking at purchasing. Winchesters are great guns, don't let anyone tell you different. October 28, 2013 The 300 WSM with the 210 drops below the required minimum velocity at around 700 yds. The only reason to even look at a Rem 700 over other actions is the aftermarket parts. WaffenlandTV 42,763 views. The 270 WSM seems popular as there was no significant 270 mag. Glitzy velocities don't mean much, and you have a great choice among 7mm bullets. And I wouldn't shorten the barrel of either caliber, they both need at least 24 in. Our website lists special deals on 9mm Ammo, 10mm Ammo, 45-70 Ammo, 6.5 Creedmoor ammo, 300 Blackout Ammo, 10mm Ammo, 5.56 Ammo, Underwood Ammo, Buffalo Bore Ammo and more special deals on bulk ammo. In the 270 wsm you are burning a bunch of powder in expensive brass to push a bullet out at high velocity to have the bullet just dump it all quick. Matrix from the 270 WSM still has enough velocity to open up and kill game at 1,000 yds. The 7mm WSM d… Are both calibers capable of reaching 800+ yards and making an ethical kill? The main reason people build on the Remington and Savage Actions is that they are tubular, and therefore easier to chuck up on a lathe. But this doesn't tell the whole story. Both are excellent cartridges. The .300 WSM has been quite successful and .270 WSM reasonably so, while the 7mm and .325 WSMs never caught on in the marketplace and today they languish on life support. It is more available than the .270 Weatherby Magnum has ever been. Both have been popular from their inceptions. Due to the shoulder safety design, the neck is very short. As sjvcon mentioned, plenty of good charts out there. The 300 Win Mag and 300 WSM can get close with a 210 Berger, but the 7mm still outshines to 30's. Being a handloader gives you a lot more bullet weight selections for the 7mm than for the 270. Absolutely. However, the distance from the case head to the datum line on the shoulder is longer for the 7WSM, preventing accidental chambering or firing of the .284" 7mm bullet in .270 WSM's .277" bore. You will be launching a lighter bullet so shot placement will become more critical, but getting the bullet there is still job #1. Matrix at 3,100 fps. Cases extracted from my 7mm RM have a tiny scratch on them, making it easy to count how many times they've been chambered. Nosler recommends for the accu bonds best performance that velocity be over 1800 FPS. Foundry Outdoors is your trusted home for buying archery, camping, fishing, hunting, shooting sports, and outdoor gear online. and run both the 270 WSM with the 165 gr. to 230 gr. 4. Federal premium and Winchester supreme both make factory rounds like my homemades with accubonds in 140. In the same is true for the WSM. Matrix VLD (it's not listed on their website, so you need to ask for it). Yes the 30 cal delivers a little more energy. The decision for which round is better for a given application should be made with complete information, and this article simply serves as a comparative guide, not the final say. It's defeating to purpose. Matrix in .277 caliber has a .65 BC. Superior ballistics and enough weight and velocity to take anything in the 48 states. Plus, the .270 WSM could poach from an already extensive lineup of .277 bullets designed for the .270 Win. deserttacoma84, July 14, 2014 in Long Range Shooting. I won't comment on that one way or the other. Perhaps you … .270 versus 7mm Rem Mag. That being the case, I'd recommend a new stock, new barrel (Brux. The .270 WSM is a good cartridge but, honestly, it is a very small player in terms of market share. IMO the 270 wsm offers you nothing in the performance potential department compared to a 7mm mag. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, You can compensate for a bullet with a lower BC by launching it at a higher velocity. On the other hand, the Winchester Short Magnum cartridge does not have a gigantic advantage in either category either and there’s actually a smaller difference in the ballistics of the 7mm WSM vs 7mm Rem Mag than there is with the 270 WSM vs 270 Winchester. Go to any major ammunition company's page and compare energy's. IMHO you can do that if you want an inferior rifle . And also assuming this one bullet shoots good out of his gun... Look at more practical yardages like 500 yards, the 300wsm using your info has 200 more FT/lbs of energy. I think you can get 160gr Nosler partitions in 270 WSM as well. The .270 WSM is my 2 of my 3 sons' favorite but my oldest and I prefer the .300. 5. Berger VLD @ 3,050 fps has a velocity of 1,572 fps and 988 ft/lbs of energy. 2. do you reload? Hunting, fishing, back packing and family. Mag. it is all about the wind. Can't answer all your questions - but I would say the 300 WSM is a better all around round than the .270 WSM just because you can load it heavier. if they are 8" or less keep it. The only way to get those velocities is to launch it from a 300 RUM. If you were limited to factory ammo I would probably say go for the 270 WSM because the 7mm WSM didn't seem to catch on as well as the 270 and 300 WSMs, and I don't think factory ammo is as readily available as it is for the 270 WSM. Superior ballistics and enough weight and velocity to take anything in the 48 states. By David E. Petzal. One way to think about this is as such: a foot-pound is a unit of energy equal to the amount of energy required to raise a weight of one pound a distance of one foot. Generally speaking, the higher the muzzle energy, the higher the stopping power. Comments, opinions and insight please and thank you. Commercially available ammo suggests the 300 WSM has more options with better ballistics. Please email us if you have questions about any of our product listings. Lbs.) Loading ... 7mm Rem Mag vs buck/ Roebuck hunting 2017/ Bockjagd 2017 - Duration: 7:15. that is why I went with the lighter 270 in 130. Both of these cartridges can be used for the same shooting applications and we think that whichever you go with, maybe even both, you are going to be happy with your choice. I personally love Winchesters ... specifically the CRF types that were called Classic and are now the ones produced by FN. I would not shorten the barrel to 20". At 800 yards, I would definitely side with the .308 over the .270. Not saying the .270 WSM is a 'wrong' choice, just not what I would chose if doing it again. The 270 WSM has the power to take down an elk at 800 yds. The main use for the 270 wsm case in the F Class seen is to neck up the 270 wsm case to 7mm, So you would have a 7/270case NOT a 7mmwsm. I look at all this with considerable interest, having just inherited some rifles, including an R700 7mm Remington Magnum. We offer a 100% Authenticity Guarantee on all products sold on our website. In the WSM .270 fans found a short, powerful, efficient round that could be housed in compact, lightweight short-action rifles and which edged closer to 7mm Rem. Probably less these days than in the past, but they had their following. Bottom line is that the longer the barrel (to a point) the more complete powder burn you get ... so the more energy is imparted on the bullet. The 7mm WSM is going to have a tough time of it as the 7mm RM is established. That is the maximum effective range for these combos. These claims are valid if the short magnum cartridges are fired in 24 inch barrels, the same length as the barrels of most 7mm Rem. Here is a link to an article written by Bryan Litz of Berger Bullets that addresses your problem in greater detail: VLD with a .63 BC. To put this into perspective, a Boeing 737 commercial airliner travels at a cruising speed of 600 mph, or 880 fps. Shortening the barrel to 20" will affect the velocity (negatively) and thus the range. Look at downrange energy of the 2 at longer ranges. Lol. The 270 WSM should be able to run the 165 gr. Like its siblings, the .270 WSM has gained a steady following for a variety of reasons. Mag. Winchester M70 270wsm VS 300wsm: Conflicted and need insight. Do people use the M70 to build lightweight/longrange builds.