Wildcat · Wildcat
.416 Hoffman
Influential belted .416 wildcat designed for magnum-length bolt actions..
- Caliber
- 0.416″ · 10.566 mm
- Introduced
- 1977
- Case
- Belted
- Parent
- .375 H&H Magnum
- Primary use
- Hunting
- Status
- Wildcat
- Introduced
- 1977
- Type
- Wildcat
- Origin
- United States
- Inventor
- George Hoffman
- Standard
- Wildcat
- Status
- Wildcat
- Availability
- Handload Only
- Primer
- Large Rifle Magnum
- Case type
- Belted
- Eff. range
- 200 yd
Ballistics
Velocity only, no drag model: no published ballistic coefficient is on file for .416 Hoffman, so this is the shape gravity alone gives the advertised velocity. Drag would steepen it. The tool below solves real loads through their published G1 or G7 model.
Open in Ballistic Compare- Parent case
- .375 H&H Magnum
Representative trajectory — modeled from a single velocity input (no published BC for this cartridge yet).
Dimensionscase measurements · scale drawing · size vs familiar rounds
Case dimensions — the scale drawing at the top of the page is built from these.
mixed/other · approximate| Measure | mm | in | ✓ |
|---|---|---|---|
| Bullet ⌀ | 10.57 | 0.416 | · |
| Neck ⌀ | 11.35 | 0.447 | ~ |
| Shoulder ⌀ | — | — | |
| Shoulder angle | 24.1° | — | ~ |
| Base ⌀ | 13.01 | 0.512 | ~ |
| Rim ⌀ | 13.51 | 0.532 | · |
| Belt ⌀ | 13.51 | 0.532 | · |
| Rim thickness | 1.27 | 0.050 | ~ |
| Neck length | — | — | |
| Case length | 72.39 | 2.850 | · |
| Overall length | 91.44 | 3.600 | · |
Missing a dimension for .416 Hoffman? Some case measurements aren't in a published SAAMI/CIP drawing yet. Have a factory or reamer print? Send it → — verified hard-to-find data earns a free Lindcott sticker.
Reloading costestimate cost per round vs factory
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.
Lineage
Connected reference
History
George Hoffman's late-1970s design delivered .416 Rigby-class performance in a standard magnum action and directly influenced the .416 Remington Magnum.
FAQs
- What bullet diameter is .416 Hoffman?
- .416 Hoffman uses a 0.416″ (10.566 mm) diameter bullet.
- Is .416 Hoffman still in production?
- .416 Hoffman is wildcat; typical availability is handload only.
- What is .416 Hoffman used for?
- .416 Hoffman is primarily used for hunting.
- What is .416 Hoffman based on?
- .416 Hoffman is derived from the .375 H&H Magnum case.
Sources & provenance
- Manufacturer Quality Cartridge — Quality Cartridge .416 Hoffman Brass (via MidwayUSA) · bullet ⌀ archived
- Reference Gun Digest Books — Cartridges of the World (Frank C. Barnes) · year, bullet ⌀, velocity, grain weights
- Secondary Wolfe Publishing / Handloader (loaddata.com) — Reloading Data: .416 Hoffman (A-Square Data) · velocity, grain weights archived
Data & sources. Specs compiled from the Lindcott Armory reference; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →