Compared: the Trajectories of a Dozen
Factory Loaded Cartridges

By Greg R. Haskins


The following table compares the trajectories and killing power of the flattest shooting factory loads for a dozen selected cartridges, ranging in caliber from .243 to .338 RUM. They are ranked in order of the flattest shooting load.


Zero = 250 Yards; Cross Wind Speed = 10 MPH

Caliber

Flattest Shooting Load

BC

MV

Rec.

Hold Over-Under (in) / Wind Drift (in) / OGW (lb)

fps

fp-8lb

50 Yds

100 Yds

200 Yds

300 Yds

400 Yds

300 RUM  (1)

Rem 150 gr Swft Scir

.435

3450

48

0.5/0.1/1245

1.7/0.6/1118

1.5/2.3/897

-2.6/5.4/717

-11.2/9.9/569

7mm R Mag

Hor 139 gr InBd HvMag

.480

3250

31

0.7/0.1/902

2.0/0.6/816

1.7/2.3/667

-2.9/5.2/542

-12.4/9.6/439

270 WSM  (1)

Fed 130 gr Nosler BT

.428

3300

26

0.7/0.2/816

2.0/0.6/730

1.7/2.5/582

-2.9/5.8/461

-12.5/10.7/363

300 Win Mag

Hor 150 gr InBd

.410

3275

33

0.7/0.2/1057

2.0/0.6/941

1.7/2.6/743

-3.0/6.2/582

-12.9/11.3/453

270 Win

Hor 130 gr BTSP LtMag

.445

3215

22

0.7/0.1/759

2.1/0.6/683

1.8/2.4/551

-3.0/5.6/442

-12.9/10.4/353

280 Rem  (2)

Hor 139 gr SST LtMag

.480

3110

22

0.9/0.1/789

2.3/0.6/713

1.9/2.4/581

-3.2/5.6/471

-13.7/10.2/379

243 Win

Hor 85 gr IntBnd LtMag

.390

3175

10

0.8/0.2/307

2.2/0.7/271

1.9/2.9/211

-3.2/6.8/162

-14.1/12.6/124

338 RUM

Fed 225 gr Nos Acc Bnd

.544

3020

54

1.0/0.1/1914

2.4/0.5/1750

2.0/2.2/1458

-3.3/5.0/1210

-14.0/9.2/1000

30-06 Spr

Hor 150 gr BTSP LtMag

.410

3100

23

0.9/0.2/895

2.4/0.7/795

2.0/2.8/624

-3.4/6.6/487

-14.6/12.2/377

308 Win

Hor 150 gr BTSP LtMag

.410

3000

20

1.1/0.2/810

2.6/0.7/718

2.2/3.0/562

-3.6/7.0/437

-15.7/12.9/336

260 Rem  (1)

Rem 120 gr AccTip BT

.480

2890

13

1.2/0.2/471

2.8/0.6/424

2.3/2.6/344

-3.8/6.2/277

-16.1/11.3/221

338 Win Mag (2)

Hor 225 gr SP HvMag

.392

2950

43

1.2/0.2/1721

2.8/0.8/1517

2.3/3.2/1171

-3.8/7.5/897

-16.7/13.9/679

Notes:  (1) = Conventional load         (2) = Maximum Power Load




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