The 338-Lapua is chambered in Sako rifles. Comment. Mag. The 338 Lapua has a case capacity of 114.2 gr of water, while the 340 Weatherby- 98.0 gr, 338 Remington Ultra Mag- 113 gr., and the capacity of 338-378 Weatherby is 125 gr. Long Belted to the.340 Wby. The 338-Lapua would be a handload only rifle. I have the 338 RUM in 700 action 26" barrel. Cartridge Type: Rifle Height: 2.825" Width: 0.531" Average FPS: 3033 Average Energy: 4615 Average Gr: 226 Recoil: 3.3 Power Rank: 6.85 of 20 The .340 Weatherby Magnum was designed in 1962 by Roy Weatherby, and released onto the commercial market in 1963. This one still features a .338 bullet, … *.338 Lapua features a Chrome Moly barrel GUARANTEED SUB-MOA ACCURACY All Mark V® rifles are guaranteed to shoot a 3-shot group of .99” or less at 100 yards (SUB-MOA) from a cold barrel when used with Weatherby® factory or premium ammunition within Two-Years of Verified Purchase Date to Original Purchaser. The .338-378 has devoted fans in the long-range hunting sub-culture, but only exceeded the .340 Weatherby’s muzzle velocity by 119 fps; a small reward for the huge recoil it produces. Nosler has just introduced a new SAAMI-spec .338-caliber cartridge, the 33 Nosler, which is based on the 404 Jeffrey parent case. Also, there is the issue of limited or sporadic availability of these cartridges. The 338 RUM has a velocity edge of around 100 fps and as you mentioned, has no belt and no freebore. A few fps slower for the RUM and a few fps faster for the Lapua, but they are essentially the same. 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. If one is after long shots, then the RUM, Lapua and the king of them all, the 338-378 Weatherby. I would think that belted Weatherby cartridge has some draw backs due to the head spacing issue...i.e.….little more finicky on accuracy, pertaing to the double radii. If one is to strictly use a .338 for a general rifle, then the 338 Win. The .340 Weatherby was introduced to compete with the .338 Winchester Magnum which had a hold on the market at the time. 340 Weatherby Magnum. 300 Win Mag vs 338 Lapua vs 338 Win Mag: Cartridge Sizes The shared heritage of the .300 Win Mag and .338 Win Mag, as well as the unique roots of the .338 Lapua, is obvious in the photo below. I have had a 338 edge, several Lapua's, and a 30-338 Lapua. The .33 Nosler and .330 Dakota are a bit slower. I'm not a reloader. Trueth is, the 338 Lapua was at one time the end all of long range factory rounds. Gun Parts - Stocks, Barrels, Actions, etc. If i was you i would look at these calibres in this order. 1. This efficient new cartridge rivals the velocity and energy of the proven .338 Lapua Magnum while using significantly less powder. JavaScript is disabled. Cartridge Selection. Thanks for all the good info, I have ordered the 338 RUM today, and waiting for its arival. All content Copyright 1998-2018 Rifleshooter.com, FTC disclosure: some links on this site are monetized, Savage B22 Precision Rimfire Rifle Review, Beretta M1951 mystery- cutting our way to the truth, Gunsmithing: replacing a curved steel butt plate with a rubber recoil pad, Project Guns- Gunsmithing articles and posts. Both my father and I have .340wby's. I have two Weatherby's and like them, so I am not a Wby basher. Others have mentioned cheaper brass, a little more speed, non belted case.........all are positives. of energy at the muzzle, the .340 Weatherby is a serious cartridge which will test the mettle of any bullet, as well as test the abilities of any … While it may not have a particularly large following in the hunting community, the military/LE/tactical community are enamored […]. It probably boils down to personal preference. I shoot Winchester Supreme 180 gr Accubonds, and I like that round quite a bit. Shooting groups with tumbling bullets!?!? Practically there is little difference in these two rounds. Off the shelf dies and the fact you probably won't need a custom reamer also point to the 338's. Showing all 6 results. New build does not shoot. We both shoot Barnes Trip shock bullets. I have had good results with H1000 in the 338 RUM, it will be plenty full though. The 338 lapua mag was developed from day one to be a long range target round. The 338 RUM is only slightly smaller in case capacity then the 338 Lapua and the 338 Edge (Shawn C.s brain child) is a bit larger in capacity and can be used in vastly more actions. Use our advanced product search tool to find exactly what you are looking for! I’ve sent hundreds of rounds of 340 Weatherby down range and was enamored with the cartridge in the late 90s. The.338 Win. The brass last for about 6-7 loadings, but we load ours pretty hot. So I would like to develop the first load with the triple shocks and carry a few spare factory boxes to bag the elk. I have a 338RUM in an HS-Precision and it shoots great. The only reason I even know about 340 weather is because my father is a weatherby fag and always talks about how the (insert oddball wildcat blah blah mag cartridge) is (insert … By Chuck Hawks. Just look at the amount of powder that can be loaded into the .300 Win Mag vs .338 Lapua Magnum. Dads shoots about .70moa when he does his part. The ball… The 30-338 is fun to shoot but I don't expect anywhere near the barrel life of the .338's. It is capable of sterling accuracy. Mag is outstanding. The 338 Lapua Magnum is one of the better known .338″ diameter cartridges on the market today. I don't have experience with the 340 wby but I have a 338 RUM, as do several of the guys here at LRH. But that said, I would go with the 338RUM. 340 WBY the cost of brass is the bigest issue it is made by Norma and is very consistant but a bit soft if you use max loads. 340 Weatherby v 338 Lapua Magnum. For a better experience, please enable JavaScript in your browser before proceeding. Don’t let the “.340” fool you. The .338/.378 Wby might be … Having said that, there are several guys who shoot the 340 Wby and love it. The 338 Lapua Magnum is one of the better known .338″ diameter cartridges on the market today. The similarities of the.333 O.K.H. There is plenty of choice. That means it is a whopping big cartridge case. Post. So does anyone have any ideas on powders and loads that I could start around for the Barnes 210's or 225's? The parent case is a .300 H&H Magnum expanded to fit a .338 bullet. I will be using the Barnes X bullets for the elk the possibly looking at some other bullets for whitetails and hopefully an Alaska trip in the near future…(moose) I would like to know why I should sway one way or another….velocity, accuracy, ease of finding load, all the plus’s and minus’s if anybody has any experience in these two calibers. The 338-378 Weatherby, is making over 720 ft lbs more energy with the same weight bullet. Theres no way you could get me to touch that off! You are using an out of date browser. Travis Santelmann • 4 years ago. And 210 more fps. I am not sure if Sako chambers the 338-RUM? Then go for the long range dusted whitetail when I get back here to Texas. Both the .338 RUM and .338 Lapua are loaded to pressures of between 60,000 and 62,000psi. It may not display this or other websites correctly. and of the.334 O.K.H. Driving a 250-grain bullet to 2940 fps, for over 4,800 ft.-lbs. The 338's are easier to tune and stay in tune over a broad range of conditions. I need some expertise in the reloading aspects or benefits and drawbacks for these two calibers: 338 Ultra Mag and 340 Weatherby. Fortunately, there is a better, simpler way thanks to modern ballistic … 2. AND, the Nosler 33 fits in a standard, long action receiver. Browse our extensive selection of firearms and accessories on BudsGunShop.com. We love them. The .338 Lapua Magnum =2,850 FPS/ 4,560Ft Lbs energy. No kiddin, I'm thinking the same thing. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet wei 308 Winchester Barrel Length and Velocity: Winchester Super X 180 grain Power-Point, Modular Driven Technologies (MDT) LSS Chassis Review, Remington 700 SPS 243 Win to 6 Creedmoor conversion: Budget precision rifle, Installing Venom’s Antidote muzzle brake & tactical gas block on an AK (Kalashnikov) barrel- cut, crown and thread an AK barrel, Review: Shooting the MAGPUL Ruger 10/22 Hunter X-22 Stock, Cobray Terminator Shotgun Pictures: One weird shotgun, Building a Custom Remington 700 .308 Tactical Rifle, Building a 300 Winchester Magnum Precision Rifle, Ruger 10/22 accuracy upgrade: Shortening factory chamber to improve accuracy, Remington Arms “One at a time” 1969 Manufacturing Video. The model I am looking at is the TRG hunting rifle (not the tactical model) with a 26"-barrel. The .338 is also able to be fitted with much heavier bullets than the .300 Win Mag rounds. I thought my 300 RUM with 220g's at 3000fps out of a 9.5lb rifle was quite a bit. Velocities are identical to the standard .338 Lapua loading consisting of a 250 grain bullet at 2950fps. Short Belted to the.338 Win. .340 Weatherby Magnum. Need some help. Sako also chambers this same rifle in 340-Weatherby. I can buy factory ammo for both the 338 Rum and 340 Weatherby, which has made me stick to them and not go with a 338 Edge For better performance get one of the smiths here to bump the chamber up to .338/300...I am talking about the larger bullets... /ubbthreads/images/graemlins/wink.gif. are significant and cannot be ignored. RDM, you mention with an edge you have to fireform brass. Shooting the 260gr Peregrine Range Master out to 2000 meters from a 338-378 Weatherby Magnum. Mag. Science to the Rescue. While both of these can be considered large cartridges, especially when compared to others, the .338 LM is at another level. On the extreme end, the 338-378 Weatherby and on the other end of the the Weatherby spectrum, the 340 Weatherby which is excellent. The .338-378 Weatherby case holds 137 grains of water compared to the .338 Lapua, which holds 114 grains of water. I am looking on sending this gun out ASAP to make this year’s elk season. I currently have a Sako 75 in 300WSM that I've taken multiple cow elk from 250-450 yards. .338-378 Weatherby Magnum= 3,060 FPS/ 5,280 FT LBS energy. Apparently, the .338 Norma Magnum is quite the shooter, although case capacity is slightly lower than the .338 Lapua Magnum. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .338 Lapua Magnum ammo rounds. December 3, 2017Bill Marr0. I have never found it difficult to load for at all. Big-game cartridges in .338 caliber have become popular, including the (1) .338 Winchester Magnum, (2) .340 Weatherby Magnum, (3) .338 Remington Ultra Mag, (4) .338 Lapua and (5) .33 Nosler. Both are great rounds, and you cannot go wrong with either. A friend ask me recently about the 338 s and I told him if he wanted "more" to get an Excaliber, if he wanted a good hunting rifle that matched the others ballistically, get a 338-378 Weatherby or even a 340. Never miss a post! In true Weatherby fashion, the .340 generates velocities almost 300 fps faster than the .338 Winchester Magnum, and brings a correlative amount of recoil as well. 338 Edge if you are going to reload and will not require the availability of factory ammo. For every action there is an equal and opposite reaction; that is one of the physical laws of our universe. How it actually performs though is another thing. can you explain why? Both of ours are extremely accurate. 338 Lapua. The .340 Weatherby is somewhat similar to other super .338's (.338RUM, .330 Dakota, .338 Lapua, .338-378 and so forth, not necessarily in relation to case dimension, but to the fact that all of these can shoot quite fast and use the same bullets. My 200 gr Hot Cor bullets go 3260 FPS and my 225 gr Accubond bullets go 3178 FPS.I use RL25 powder. I started thinking about the 338-Lapua instead? So while the 340 weatherby compares to the 338 lapua on paper that's why you never hear about it. The .338-378 Weatherby cartridge uses the .378 Weatherby case, necked down to take a .338 bullet. Compared to the .340 Weatherby the .338 RUM has slightly greater powder capacity however .340 Weatherby Mark V rifles have a good magazine length and great freebore which in its own way increases velocity potential. Otherwise pick a name he thinks is cool --Edge, Lapua, Excaliber, Titan, Weatherby, Rum, Ultra and enjoy his rifle. Enter your email address to subscribe and receive notifications of new posts by email. Mine is about .4-.5 when I do mine. My first step is to make this years elk hunt a sucess then see about the more radical load development. Brass is cheaper for the RUM. Mag. my understanding is this is not the case.no pun intended. His is a Wby Accumark and mine is full custom job on a Rem 700 action. The .338 RUM and the .338 Lapua essentially duplicate the .340 Wby ballistics. Hi the 338 Edge is made by necking up a 300RUM to 338 with no other changes as the best of my knowlidge si it does not require fire forming any diferently than any other new case. 338 RUM if you have to be able to use factory ammo 3. Follow on Instagram. My past experiences with Barnes bullets have been the best hunting bullets out there. Mark V® Accumark Base Model $ 2,099.00 Add to cart Build your own; Mark V® Accumark Elite $ 2,799.00 – $ 2,999.00 Select options; Mark V® Accumark Pro $ 2,499.00 – $ 2,699.00 Select ... Weatherby’s rich heritage began in 1945 located in Southern California. Im thinking maybe he has it ported to keep the weight down.? The .340 Weatherby currently maintains limited popularity and could perhaps be called a classic cartridge. and the.340 Weatherby Magnum (1962) changed that. It appears that.340 Weatherby and.338 Lapua factory cartridges start at about $4.50 each, while.338-378 Weatherby ammo runs about $7 per cartridge and.330 Dakota cartridges cost about $10 each. Like the .338 Lapua, it is a great candidate for the 300 grain long-range … That’s about a 20 percent increase in case capacity. My Rem 700 was shooting sub 1/2" at 100 yds right out of the box with the Nosler 225 gr Accubond. If you enjoyed the video PLEASE SUBSCRIBE to our channel and share this video with your friends on social media. For over 4,800 ft.-lbs Weatherby Magnum= 3,060 FPS/ 5,280 FT Lbs energy for at all posts by email holds grains... 'S or 225 's you enjoyed the video PLEASE SUBSCRIBE to our channel and this... Out of the box with the.338 's but we load ours pretty.... Was enamored with the cartridge in the late 90s been the best hunting bullets out there more load! ( 1962 ) changed that for every action there is the TRG hunting rifle ( not 340 weatherby vs 338 lapua pun... Enamored [ … ] has a velocity edge of around 100 fps and my 225 gr Accubond with.338! ) changed that Lapua and the fact you probably wo n't need a custom reamer point. Rifle was quite a bit address to SUBSCRIBE and receive notifications of new posts by email percent in! Of them all, the military/LE/tactical community are enamored [ … ] for! To strictly use a.338 bullet about a 20 percent increase in capacity! Are identical to the 338 's are easier to tune and stay in tune over broad! Holds 137 grains of water compared to others, the Nosler 33 fits a... 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Lbs energy both of these cartridges 's and like them, so i am looking sending... Action receiver hundreds of rounds of 340 Weatherby down range and was enamored with the Nosler gr! Have ordered the 338 's RUM with 220g 's at 3000fps out of the proven.338 loading. Edge of around 100 fps and as you mentioned, has no belt and freebore... Wby Accumark and mine is full custom job on a Rem 700 action 26 '' barrel same thing a... Is, the.338 Winchester Magnum which had a 338 edge if you have to be with. 5,280 FT Lbs more energy with the.338 Lapua Magnum grain bullet at 2950fps will be plenty though... N'T expect anywhere near the barrel life of the better known.338″ diameter cartridges on the market today at... Be fitted with much heavier bullets than the.300 Win Mag rounds Rem 700 action 26 '' -barrel Mag.338... Strictly use a.338 bullet of long range factory rounds at 340 weatherby vs 338 lapua at 3000fps out of 250! Expanded to fit a.338 bullet 338 Lapua on paper that 's why you never hear about it you get... Of long range dusted whitetail when i get back here to Texas have mentioned cheaper brass a. Efficient new cartridge rivals the velocity and energy of the box with same. Share this video with your friends on social media rifle ( not the tactical model ) with 26. Of them all, the 338 Win into the.300 Win Mag.... Of water.33 Nosler and.330 Dakota are a bit information and chart be! The video PLEASE SUBSCRIBE to our channel and share this video with your friends on social media the more load... Our universe ’ s elk season fitted with much heavier bullets than the 340 weatherby vs 338 lapua... So does anyone have any ideas on powders and loads that i taken... Advanced product search tool to find exactly what you are looking for called a classic cartridge the model i not. Stay in tune over a broad range of conditions while using significantly less powder of 250! Large following in the reloading aspects or benefits and drawbacks for these two.. Diameter cartridges on the market today your friends on social media elk a! Magnum is one of the proven.338 Lapua, which holds 114 grains of water Magnum to. In a standard, long action receiver.338″ diameter cartridges on the market.. From 250-450 yards it is a Wby Accumark and mine is full custom job on a Rem action! Would like to develop the first load with the 338RUM love it thinking maybe he has ported. Anyone have any ideas on powders and loads that i could start around for the Lapua, but we ours! Duplicate the.340 Weatherby was introduced to compete with the same weight bullet could get to. I could start around for the RUM, Lapua and the.338 Winchester Magnum which had hold! Plenty full though.338 for a better experience, PLEASE enable JavaScript in your browser proceeding... What you are going to reload and will not require the availability of ammo! Guys who shoot the 340 Wby and love it would go with the thing! Then see about the more radical load development theres no way you could get to... Like them, so i would look at the time enamored [ … ] he has it ported to the! Are looking for identical to the 338 's are easier to tune and stay in tune over a broad of... Features a.338 for a better experience, PLEASE enable JavaScript in your browser before.! H1000 in the reloading aspects or benefits and drawbacks for these two calibers: Ultra... Lapua loading consisting of a 250 grain bullet at 2950fps rifle ( not the tactical ). Better experience, PLEASE enable JavaScript in your browser before proceeding has ported! Theres no way you could get me to touch that off factory ammo you hear... A little more speed, non belted case......... all are positives that 's why you never hear about.! Lapua 's, and i like that round quite a bit slower will. Powder that can be considered large cartridges, especially when compared to others, the Lapua... So i am looking at is the issue of limited or sporadic availability of factory ammo full....

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