SIG Sauer M18
SIG Sauer M18 — documented specs: caliber 9mm Luger, barrel length 99 mm (3.9 in), overall length 182 mm (7.17 in), weight 765 g (27 oz), capacity 17–21. The source for each figure is listed below the specs (catalog as of 10/16/2026).
- Category
- Semi-auto pistols
- Classification (DE)
- Short firearm
- Era
- Present (from 1991)
- Origin
- United States
- Calibers
- 9mm Luger
Derived from design and catalog dimensions under the German WaffG, Annex 1 Sec. 1 Subsec. 1 No. 2.5; the individual gun is what counts.
Also known as: P320-M18 · M18 MHX
Specifications
- Action
- Short recoil
- Barrel length
- 99 mm (3.9 in)
- Overall length
- 182 mm (7.17 in)
- Weight
- 765 g (27 oz)
- Capacity
- 17–21Depending on variant · detachable magazine · varies by magazine size
- sigsauer.com — page SIG SAUER Law Enforcement Products Catalog 2024
Sources
- sigsauer.com — page SIG SAUER Law Enforcement Products Catalog 2024
Specifications come from the source cited alongside them; counts are based on our catalog as of the date stated. Not legal advice: what follows from these figures in a given country is decided by that country’s law. Waffenschrank is not affiliated with the manufacturers named.
Other models in 9mm Luger
Models from other manufacturers in the same caliber, drawn from the catalog in no particular order — not a recommendation and not a comparison of specs.
Related
- Calibers of this model9mm Luger
- Related modelsSIG P210
- Related modelsSIG Sauer P211
- Gun catalogAll models by SIG Sauer
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Catalog as of