7mm 08 is another good option. The two competing cartridges were presented to the market but only one survived - the 7mm WSM. Joined: Feb 23, 2009 Location: Bixby Rating 100%. But then the 7mm-08 became the more practical 7 for obvious reasons, and I needed to have a .284 Win just because. Messages: 17,853 Likes Received: 1,096. By Chuck Hawks. Fairly certain at least 2820 muzzle velocity without moving to a non-temp stable powder or having to move to a longer barrel. Page 2 of 2 < Prev 1 2. Rare to find a cartridge that has both qualities. Gents, I'm at that point where I want to decide on a 7mm case to build from or run something different for my LR cal. My .284 win is being built with the "MAP" reamer, so it will handle long bullets. Discussion in 'Rifle & Shotgun Discussion' started by buster11, Dec 16, 2009. WARNING: Case Diagrams are provided for illustration purposes only. Shootin 4 Fun Sharpshooter. If it were me and that rifle needed a new barrel, I'd probably spin up a 260 remington. Despite the 284 Winchester’s case-length of 2.170” compared to the 280 Remington's length of 2.54” (necked down 30-06 case,) both have the same volume, i.e. our PDI 7mm SAUM weighing in at 8.5lbs, or 308 at 7lbs). Dec 23, 2009 #11. I would opt for the 7mm-08 over the 284 if I was limited to a short action with a 0.473" bolt face. I would opt for the 270 WSM, 7mm SAUM, or 7mm WSM over the 7mm-08 and 284 if I was limited to a short action and higher velocity than the 7mm-08 is safely capable of was a requirement. It'll run 130 grain 6.5 mm bullets up close to 3k fps in a 24" barrel at 2.8 OAL. 6.5 Grendel | 260 Rem | 6.5×55 | 6.5-284. For every action there is an equal and opposite reaction; that is one of the physical laws of our universe. In 2002, the same year as the introduction of the 7mm SAUM, Winchester released their own short magnum, the 7mm WSM. This means that the momentum of a rifle's reaction will exactly equal the momentum of the bullet and powder gasses ejected from the barrel. Do NOT use the dimensions on these diagrams to calculate pressures or internal ballistics. The saum sized cases will not work with that bolt. 284 Win | 7mm SAUM | 7mm WSM | 308 Win | 300 WSM | 30-06 | 300 WM | 338 LM. 7mm saum or .284 win? However, the 7mm SAW has now worked its way up with the 160gr TMKs from fallow bucks , to a red stag and now a Sambar stag , at ranges from 40 to 400 yards. My guess is … I went for the 284 over the 7mm saum mainly for the brass selection - lapua and it would do everything I wanted to 10m - 600M , I went the rechambered t3 7mm08 route which was cheap and easy , cut barrel down to 19 mm , wacked on a can and NF 2.5 -10×42 and use the 150grn LRAB to 2970fp .Just got back from down the line shot 7 deer from 240m to just over 500m and it went perfect the … Back rifle is my .284 built on a Long Action, and the front rifle is my .7 SAUM built on a Short Action. Here are some specifications of interest to those reloading the 7mm SAUM cartridge: bullet diameter .284", maximum COL 2.825", maximum case length 2.035". It shoots the same .284” diameter bullets as every other 7mm from the 7mm-08 Rem. Reloading data published in the fifth edition of the Nosler Reloading Guide for the 7mm Rem. In the hunting world, well you could shave some weight off this setup and or pack a bit more punch (e.g. 66 grains of water. The SAUM was designed to produce 7mm Remington Magnum performance from a much smaller cartridge case and more compact rifle configuration. through the 28 Nosler. Peterson brass if 284 Win ADC brass if 7 SAUM 24-26” 3B Bartlein 1/8 twist Want: 1). I'm seriously considering the 280AI as its a bit larger case then the 284 and such should run at less pressures then the 284 Shehane to get the same MV and accuracy. The short action sherman wild cats are great, but they're all based off SAUM.