Cartridge comparison
6.5mm Weatherby RPM vs 6.5x63mm Messner Magnum
6.5mm Weatherby RPM and 6.5x63mm Messner Magnum are both in the reference; see the full spec comparison below.
Side by side
| 6.5mm Weatherby RPM | 6.5x63mm Messner Magnum | |
|---|---|---|
| Type | Rifle | Rifle |
| Introduced | 2019 | 2002 |
| Bullet diameter | 0.264″ | 0.2642″ |
| Case length | 2.5701″ | 2.4803″ |
| Max pressure | 65,000 psi | 63,817 psi |
| Recoil | 22.8–25.6 ft·lb | 17.7–20 ft·lb |
| Effective range | 600 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.
