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300 WSM or 300 Win. Mag.?
woodybr549
Member Posts: 40 ✭✭
I mentioned before that I was looking at purchasing a 300 WSM. I appreciate all of your responses. I got to looking at ballistics and the 300 WSM and 300 Win. Mag. are very similar. Is there an advantage either way. Noise, cost, ammo availability, etc. Maybe some input from you guys can help me decide. This will be my large caliber, large game rifle. I use a 270 for whitetail. Thanks
Comments
disadvantages: WSM doesn't load well with anything over 180grain pills, starts to restrict case capacity, very small velocity loss, less factory ammunition
I chose the .300WSM because of the small advantages in rifle weight and due to the fact I think the 180 grain .30 pill is about perfect
not so sure about the 7mmWSM or the wssm's......
About 30 years ago I took "your combination" to Montana to hunt the Bob Marshall. I drew a Grizzly permit (1972) and took a .300 Win Mag Remington Model 700 for "Smokey the Bear"...and planned to use my .270 on Elk...with stiff 150 gr hand loads.
One day carrying my .300 my guide jumped three elk and they ran 20 yards in front of me. I shot a nice bull at 20 yards and that was the end. I never did see a bear!
By the way...I think with all the "buzz" currently with the short-mags...there are some "Buys" to be had on the older long magnums. I just picked-up a nice Browning A-Bolt (1987 vintage) .300 win mag for $350 bucks...not bad!
It really depends on which rifle you are going to shoot these rounds out of.
If you plan on having a 22" or under barreled rifle, go with the 300WSM.
Now if you plan on having a 24" to 26" rifle, go with the 300win.
The 300WSM does not beat the 300win, no way, no how. The 300WSM however is MORE EFFICIENT in a shorter barreled rifle.
In the shoter barrels you do not have the length to burn the full 70+ grain of powder which the 300win mag case has. Therefore a 300WSM is a better choice in IMO.
But if you plan on a 24" to 26" rifle the 300win will kick the 300WSM * down range.
You can launch a 190gn bullet 3000FPS easily out of a 26" or shoot the heavier bullets like 200gn, 220gn and even big 240gn depending on your twist rate.
The 168gr Sierra and 168Amax did very good at shorter ranges out to 600yds,The 180gr Noslers would only group about 1.5" @ 100 but my best long range groups have been with the 200gr Sierras at 2753fps with a 26" barrel.
Just my opinion get the WSM.[:D]
With IMR 4831 @ 69.0 and 168 TSX and can get 3200 FPS using WLRM Primers in WW Cases......excellent accuracy 1/2" @ 100 yards.