Cartridge comparison
.400 Jeffery Nitro Express vs .425 Westley Richards
.400 Jeffery Nitro Express and .425 Westley Richards are both in the reference; see the full spec comparison below.
Side by side
| .400 Jeffery Nitro Express | .425 Westley Richards | |
|---|---|---|
| Type | Rifle | Rifle |
| Introduced | 1902 | 1904 |
| Bullet diameter | 0.4098″ | 0.435″ |
| Case length | 3″ | 2.6402″ |
| Max pressure | 47,000 psi | 47,000 psi |
| Recoil | 60–80 ft·lb | 40–55 ft·lb |
| Effective range | 150 yd | 300 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.