What characterises .375 SWISS P?
.375 SWISS P is a distinct centrefire cartridge from Switzerland. SWISS P is part of its full designation. Writing only “.375” would be imprecise because other cartridges use that number too. .375 CheyTac, for example, is not another spelling of .375 SWISS P.
.375 SWISS P is a distinct centrefire cartridge from Switzerland. SWISS P is part of its full designation. Writing only “.375” would be imprecise because other cartridges use that number too. .375 CheyTac, for example, is not another spelling of .375 SWISS P.
Its public product presentation comes from the professional precision rifle sector. That describes its development and market context. It does not in itself establish eligibility for a civilian competition or a particular shooting range.
The cartridge designation, specific ammunition version and intended rifle need to be considered separately. Different bullets can be offered under the same cartridge name, so the products do not share every property. Similar rifle families likewise provide no general basis for conversion or interchangeability claims. These require explicit approval for the specific system. Dimensions and source examples appear in this page’s data section.
.375 SWISS P — Dimensions, energy and range
- A · Overall cartridge length: 93.50 mm
- B · Case length: 69.85 mm
- C · Bullet diameter: 9.55 mm
Dimensions are taken from the table. Shape and proportions are simplified; the exposed bullet tip varies with the load. Not a scale standard or manufacturing drawing.
Drawing: Weitschuss
- Case length
- 69.85 mm
- Bullet diameter
- 9.55 mm
- Overall cartridge length
- 93.50 mm
- Muzzle energy E₀
- 8492 J (FMJ example; test barrel 762 mm)
- Range context
- Supersonic range according to Wikipedia: approximately 1600 m / 1749.8 yrd with factory FMJ ammunition at sea-level conditions.
What the dimensions mean
Case length measures the case without the bullet; overall length measures the complete cartridge. Bullet diameter is distinct from bore calibre. Sources may give nominal or maximum dimensions, so rounded figures can differ slightly. This overview is not a dimensioned standard drawing and does not establish interchangeability.
Understanding energy
E₀ is kinetic energy at the muzzle. It depends on bullet mass and velocity. These figures refer to selected examples from the sources, not every load of this calibre. Bullet design, barrel length and test conditions affect the result. A range of examples is neither a complete market comparison nor guaranteed minimum and maximum performance.
Understanding range
A sporting application distance describes a use case. Supersonic range is the distance over which a particular bullet remains faster than sound under specified conditions. Both differ from maximum flight distance. The cartridge name alone cannot provide a reliable range limit without load and condition details. These distances are neither hunting recommendations nor safety distances.
Data sources: Wikipedia · Source check 2026-10-04