Cartridge comparison
.220 Rook vs .224 BOZ
.220 Rook and .224 BOZ are both in the reference; see the full spec comparison below.
Side by side
| .220 Rook | .224 BOZ | |
|---|---|---|
| Type | Rifle | Pistol |
| Introduced | 1884 | 1990 |
| Bullet diameter | 0.224″ | 0.224″ |
| Case length | 0.742″ | 0.906″ |
| Max pressure | 18,000 psi | 35,000 psi |
| Recoil | 0.25–0.3 ft·lb | 1.8–2 ft·lb |
| Effective range | 75 yd | 50 yd |
| SAAMI | Not SAAMI standardized | Not SAAMI standardized |
| CIP | Not standardized | Not standardized |
| Obsolete | Obsolete | Obsolete |
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.
