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.454 Casull Ballistics — Velocity, Energy & Drop

Common uses: Hunting, Big Game, Self-Defense

Specifications

Typepistol (centerfire)
Typical load300gr Speer Gold Dot Hollow Point
Muzzle velocity1625 fps
Muzzle energy1759 ft-lb
Stored G1 ballistic coefficient0.233
Case length35.6 mm
Overall length1.76 in
Listed maximum pressure65000 PSI
Common twist rate1:24"

.454 Casull Trajectory Table

Range (yd)Velocity (fps)Energy (ft-lb)Drop (in)
016251759-1.5
50148714720.6
10013621235-1.3
15012531045-7.8

Hunting Energy Reference

A retained-energy reference only — not a shoot/don't-shoot distance. Real effective range depends on your accuracy, shot placement, bullet construction, and conditions. The ~1,000 ft-lb (deer-sized) and ~1,500 ft-lb (elk-sized) figures are commonly cited rules of thumb, not standards.

Data & Sources

Published BCs depend on a reference drag model and stated velocity conditions. A source review does not independently measure a BC. Understanding BC sources

  • Representative load: 300gr Speer Gold Dot Hollow Point
  • Velocity & BC: stored reference figures for the named factory load; verify against the manufacturer's current data
  • Trajectory & downrange energy: CaliberAtlas G1 point-mass model, for short-range reference — how we validate accuracy
  • Conditions: 59°F · 29.92 inHg · sea level · 50% RH · 1.5″ sight height
  • Overall length: Specified maximum · C.I.P.
  • Data updated: July 12, 2026

Your barrel, ammunition lot, and conditions will differ — always verify against the manufacturer's data and your own firearm.

Overview

The .454 Casull is one of the most powerful mass-produced revolver cartridges and is prized by handgun hunters pursuing large and dangerous game, from elk and moose to bear. It delivers heavy bullets at rifle-like energy from a handgun, giving deep penetration and authority far beyond typical magnum revolver rounds, at the cost of severe recoil and muzzle blast that demand a heavy, purpose-built revolver and a practiced shooter. Because its chamber is dimensionally based on the .45 Colt, most .454 revolvers can also fire the milder .45 Colt, making practice and light-duty use more manageable. While occasionally cited for defense against big predators in the backcountry, it is impractical as a general self-defense round and is fundamentally a specialist's hunting and outdoorsman's cartridge.

History

The .454 Casull was created by gunsmith Dick Casull, who worked with Duane Marsh and Jack Fullmer, and was publicly announced in 1959; it is based on a lengthened and strengthened .45 Colt case. It remained a wildcat until Freedom Arms chambered it in the five-shot Model 83 single-action revolver in 1983, and was later adopted by Ruger and Taurus.

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