Cartridge comparison
.257 Ackley Improved vs 6.3x57mm Farè
.257 Ackley Improved and 6.3x57mm Farè are both in the reference; see the full spec comparison below.
Side by side
| .257 Ackley Improved | 6.3x57mm Farè | |
|---|---|---|
| Type | Rifle | Rifle |
| Introduced | 1945 | 2012 |
| Bullet diameter | 0.257″ | 0.2567″ |
| Case length | 2.3331″ | 2.215″ |
| Max pressure | 54,000 psi | 63,817 psi |
| Recoil | 9–13 ft·lb | 10.6–12.3 ft·lb |
| Effective range | 400 yd | 400 yd |
Highlighted cells hold the clear edge where both sides have a number. Every figure is a range maximum from the reference; typical loads run lower.
Case profiles, to scale
Drawn to the same scale, so the proportions are true. Physical size varies with your screen.
