Here are the stats from the remington site/
This is compareing a 30-06, 300 WIN mag and a 300 RUM. All useing 180 Grain Scirocco.
PRSC3006B Premier® Scirocco™ Bonded 180 Swift™ Scirocco™ Bonded 9 1/2 0.500
PRSC300WB Premier® Scirocco™ Bonded 180 Swift™ Scirocco™ Bonded 9 1/2 M 0.507
PR300UM3 Premier® Scirocco™ Bonded 180 Swift™ Scirocco™ Bonded 9 1/2 M 0.500
Velocity (ft/sec)
Cartridge Type Bullet Muzzle 100 200 300 400 500
Premier® Scirocco™ Bonded 180 SSB 2700 2522 2351 2186 2028 1878
Premier® Scirocco™ Bonded 180 SSB 2960 2274 2595 2424 2259 2100
Premier® Scirocco™ Bonded 180 SSB 3250 3048 2856 2672 2495 2325
Energy (ft-lbs)
Cartridge Type Bullet Muzzle 100 200 300 400 500
Premier® Scirocco™ Bonded 180 SSB 2913 2542 2208 1910 1644 1409
Premier® Scirocco™ Bonded 180 SSB 3501 3075 2692 2348 2039 1762
Premier® Scirocco™ Bonded 180 SSB 4221 3714 3260 2853 2487 2160
Short-Range Trajectory
Cartridge Type Bullet 50 100 150 200 250 300
Premier® Scirocco™ Bonded 180 SSB 0.0 zero -1.3 -4.0 -8.3 -14.2
Premier® Scirocco™ Bonded 180 SSB 0.1 0.6 zero -1.8 -4.9 -9.4
Premier® Scirocco™ Bonded 180 SSB 0.0 0.4 zero -1.4 -3.9 -7.5
Long-Range Trajectory
Cartridge Type Bullet 100 150 200 250 300 400 500
Premier® Scirocco™ Bonded 180 SSB 2.0 1.7 zero -3.3 -8.3 -23.9 -47.9
Premier® Scirocco™ Bonded 180 SSB 1.5 1.4 zero -2.6 -6.7 -19.3 -38.7
Premier® Scirocco™ Bonded 180 SSB 2.0 2.3 1.7 zero -2.8 -12.3 -27.3
As you can see the 300 Rum is a Big step up from the 30-06.
Jamie