Lindcott Armory Compare / .45 Auto Rim vs .45 Colt
Cartridge comparison
.45 Auto Rim vs .45 Colt
.45 Colt is faster (1,200 vs 1,000 fps); .45 Colt carries more energy (650 vs 511 ft·lb); .45 Auto Rim recoils less.
.45 Auto Rim →Representative trajectory · 25 yd zero0–200 yd Open in Ballistic Compare ↗
.45 Colt →Representative trajectory · 25 yd zero0–200 yd Open in Ballistic Compare ↗
| .45 Auto Rim | .45 Colt | |
|---|---|---|
| Type | Revolver | Revolver |
| Introduced | 1920 | 1872 |
| Bullet ⌀ | 0.452″ | 0.452″ |
| Case length | 0.898″ | 1.285″ |
| Velocity | 810–1,000 fps | 750–1,200 fps |
| Energy | 265–511 ft·lb | 250–650 ft·lb |
| Max pressure | 17,400 psi | 14,000 psi |
| Recoil | 3–5 ft·lb | 10–25 ft·lb |
| Eff. range | 50 yd | 100 yd |
FAQs
- Is .45 Auto Rim faster than .45 Colt?
- .45 Colt is faster — up to 1,200 fps versus 1,000 fps.
- Does .45 Auto Rim hit harder than .45 Colt?
- .45 Colt carries more muzzle energy (650 vs 511 ft·lb).