The Smith & Wesson M&P 5.7 is a full-size, optic-ready semi-automatic pistol chambered for 5.7x28mm with a 5″ threaded barrel. It employs an internal hammer-fired, gas-operated, locked-breech TEMPO barrel system and ships with two 22-round magazines. The polymer frame includes a Picatinny-style rail and an optics-ready slide cut to a Shield/RMSc footprint.
Key Specifications
- Chambering is 5.7x28mm.
- The barrel length is 5 inches with a threaded muzzle.
- The muzzle thread pattern is 1/2-28 tpi.
- The barrel uses the locked-breech TEMPO system and is described as steel with Tempo System.
- The action is internal hammer-fired, gas-operated, locked-breech (TEMPO).
- The slide is optics-ready with a Shield/RMSc footprint.
- The frame material is polymer with a Picatinny-style rail.
- Includes 2 x 22-round magazines.
- Safety features an ambidextrous/manual thumb safety.
- Unloaded weight is listed as 26.7 oz.
Purpose-built as a full-size, flat-shooting platform, the M&P 5.7 combines the TEMPO barrel system with an optic-ready slide and user-selectable safety features to suit range use, precision-oriented practice, or collection displays. Its threaded muzzle and Shield/RMSc-compatible slide make it straightforward to configure with common accessories while the included magazines support extended sessions without frequent reloads.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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