Revolver · Obsolete
.44 Long Colt
Early Colt revolver cartridge for the Model 1872 Open-Top.
- Introduced
- 1872
- Type
- Revolver
- Origin
- United States
- Inventor
- Colt
- Manufacturer
- Colt
- Standard
- Obsolete
- Status
- Discontinued
- Availability
- Collector
- Bullet ⌀
- 0.451″
- Case capacity
- 24.5 gr H₂O
- Twist
- 1:20
- Primer
- Boxer Small Pistol
- Case type
- Rimmed
- Max pressure
- 18,000 psi
- Eff. range
- 50 yd
- Recoil
- 2.5–4 ft·lb
- Subsonic
- Capable
Ballistics
- Velocity
- 650–750 fps
- Energy
- 146–194 ft·lb
- Parent case
- —
Representative trajectory — modeled from a single velocity input, not a measured load.
Factory loads
In production — 3 active loads across 3 brands. Top 15 shown · see all 20 →.
| Brand | Load | Grain | Bullet | FPS | ft·lb | BC | $/rd |
|---|---|---|---|---|---|---|---|
| Ultramax | Lead RN Cowboy | 220 | Lead RN | 750 | 275 | — | — |
| Buffalo Arms | Lead RN Reproduction | 220 | Lead RN | 750 | 275 | — | — |
| Ten-X Ammunition | Lead RN Cowboy | 220 | Lead RN | 750 | 275 | — | — |
| Winchester | Lead RN | 220 | Lead RN | 750 | 275 | — | — |
| Remington | Standard | 220 | LRN | 750 | 275 | — | $0.85 |
| Peters | Lead RN | 220 | Lead RN | 750 | 275 | — | $0.85 |
| UMC | Lead RN | 220 | Lead RN | 750 | 275 | — | $0.32 |
| Graf | Standard | 220 | Lead Round Nose | 700 | 239 | — | — |
| Graf | FMJ Standard | 220 | Lead Round Nose | 700 | 239 | — | — |
| Doubletap | Hardcast | 220 | Lead Round Nose | 700 | 239 | — | — |
| Fiocchi | Classic | 220 | Lead Round Nose | 700 | 239 | — | — |
| OWS | Standard | 220 | Lead Round Nose | 700 | 239 | — | — |
| HSM Ammunition | Cowboy | 220 | Lead Round Nose | 700 | 239 | — | — |
| Bertram | Custom | 220 | Lead Round Nose | 700 | 239 | — | — |
| Hirtenberger | Standard | 220 | Lead Round Nose | 700 | 239 | — | — |
Velocities are manufacturer-stated (test-barrel). Discontinued loads dimmed.
Dimensions

Reloading cost
Estimate your cost per round and how it compares to factory. Inputs are yours — nothing is stored.
Cost estimate only — not load data. Charge weight is your input; follow published manuals for safe charges.
Connected reference
History
An early Colt revolver cartridge from 1872, designed for the Colt 1872 Open-Top revolver. Uses a heeled bullet design where the base is narrower than the case mouth. One of the transitional cartridges as the firearms industry moved from cap-and-ball to metallic cartridges. Long obsolete.
FAQs
- What twist rate does .44 Long Colt use?
- .44 Long Colt typically uses a 1:20 twist rate.
- What bullet diameter is .44 Long Colt?
- .44 Long Colt uses a 0.451″ (11.45 mm) diameter bullet.
- Is .44 Long Colt still in production?
- .44 Long Colt is discontinued; typical availability is collector.
- What is .44 Long Colt used for?
- .44 Long Colt is primarily used for self-defense.
Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 3 live factory loads; the trajectory is modeled (point-mass), not measured. Spotted an error? Report it →
Lindcott Armory