Cartridge comparison
.25-20 Winchester vs .256 Winchester Magnum
.25-20 Winchester and .256 Winchester Magnum are both in the reference; see the full spec comparison below.
Side by side
| .25-20 Winchester | .256 Winchester Magnum | |
|---|---|---|
| Type | Rifle | Revolver |
| Introduced | 1895 | 1961 |
| Bullet diameter | 0.2579″ | 0.2571″ |
| Case length | 1.3299″ | 1.2811″ |
| Max pressure | 28,000 psi | 42,000 psi |
| Recoil | 5–9 ft·lb | 8–12 ft·lb |
| Effective range | 125 yd | 150 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.