Cartridge comparison
.280 Ackley Improved vs .280 Remington
.280 Ackley Improved and .280 Remington are both in the reference; see the full spec comparison below.
Side by side
| .280 Ackley Improved | .280 Remington | |
|---|---|---|
| Type | Rifle | Rifle |
| Introduced | 1960 | 1957 |
| Bullet diameter | 0.284″ | 0.284″ |
| Case length | 2.5252″ | 2.5402″ |
| Max pressure | 65,000 psi | 60,000 psi |
| Recoil | 13–18 ft·lb | 13–18 ft·lb |
| Effective range | 600 yd | 500 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.