comparing popular bullet weights it has no energy gain, most are marginal or below by comparison with average loads
its just physics, lower the speeds and and without a significant increase in weight you will get less energy
300WM
Ballistic performance
| | |
---|
Bullet weight/type
| Velocity
| Energy
|
---|
165 gr (10.7 g) GMX
| 3,260 ft/s (990 m/s)
| 3,893 ft·lbf (5,278 J)
|
180 gr (11.7 g) BT
| 3,146 ft/s (959 m/s)
| 3,972 ft·lbf (5,385 J)
|
190 gr (12.3 g) BTSP
| 3,083 ft/s (940 m/s)
| 4,027 ft·lbf (5,460 J)
|
200 gr (13.0 g) Partion
| 3,029 ft/s (923 m/s)
| 4,092 ft·lbf (5,548 J)
|
220 gr (14.3 g) Sierra MatchKing (HPBT)
| 2,850 ft/s (870 m/s)
| 3,908 ft·lbf (5,299 J)
|
338 Win Mag
Ballistic performance
| | |
---|
Bullet weight/type
| Velocity
| Energy
|
---|
200 gr (13 g) SP
| 2,950 ft/s (900 m/s)
| 3,866 ft·lbf (5,242 J)
|
225 gr (15 g) SP
| 2,800 ft/s (850 m/s)
| 3,918 ft·lbf (5,312 J)
|
250 gr (16 g) SP
| 2,655 ft/s (809 m/s)
| 3,914 ft·lbf (5,307 J)
|
275 gr (18 g) SP
| 2,489 ft/s (759 m/s)
| 3,784 ft·lbf (5,130 J)
|