Description
The Smith Wesson MP 5.7 Thumb Safety is Smith & Wesson’s entry into 5.7x28mm, and it is the configuration with a manual thumb safety. Five-seven is a small, very fast bullet that produces almost no recoil, which makes this one of the easiest full-size pistols to shoot well — and one of the more interesting things on the shelf if you have only ever shot 9mm.

What 5.7x28mm Does in the Smith Wesson MP 5.7 Thumb Safety
Five-seven fires a light bullet at rifle-like velocity out of a pistol. The practical effects are low recoil, a very flat trajectory, and a loud, sharp report. The Smith Wesson MP 5.7 Thumb Safety is genuinely soft to shoot for a full-size gun, which is why it appeals to shooters with hand strength limitations and to anyone who wants to run long strings without fatigue.
The honest caveats: ammunition costs more than 9mm and is stocked in fewer places, and terminal performance in defensive use is still argued over. Buy it because you like how it shoots, not because of internet ballistics claims.
The Thumb Safety Version
This configuration has a manual thumb safety, which is the difference between it and the plain M&P 5.7. If you carry with a safety or came up on guns that have one, this is the variant to buy. The gas-operated action is unusual for a pistol and contributes to how little the Smith Wesson MP 5.7 Thumb Safety moves under recoil.
Controls are otherwise standard M&P, so anyone familiar with the line will pick it up immediately.
Magazines and most parts for the Smith Wesson MP 5.7 Thumb Safety are shared with the standard M&P 5.7, so availability is not a problem.
Optic Cut, Rail and Sights
The slide is optic ready, so a red dot mounts on a plate without milling. Given how flat 5.7 shoots, a dot suits the cartridge well — you can hold dead-on further than you would with 9mm. A full-length Picatinny rail takes a duty light directly.
The Smith Wesson MP 5.7 Thumb Safety ships with fiber-optic or three-dot sights depending on production run; either is usable, and suppressor-height options exist if you add an optic.
Smith Wesson MP 5.7 Thumb Safety Specifications
| Manufacturer | Smith & Wesson |
|---|---|
| Model | M&P 5.7 |
| Manufacturer Part Number | 14093 |
| UPC | 022188898842 |
| Caliber | 5.7x28mm |
| Capacity | 10+1 |
| Barrel Length | 5 in |
| Barrel Finish | Black Armornite |
| Slide | Black Optic Ready Stainless Steel, Serrated |
| Frame | Black Polymer with Picatinny Rail |
| Manual Safety | Yes – Thumb Safety |
| Action | Gas-Operated Semi-Automatic |
| Condition | New in Box |
| NFA Item | No |
Who the Smith Wesson MP 5.7 Thumb Safety Is For
This suits the shooter who wants something different, the recoil-sensitive shooter who still wants a full-size gun, and anyone who already owns a 5.7 carbine and wants a pistol that shares ammunition. It is also a genuinely fun range gun, which is a legitimate reason to buy a firearm.
If you want the cheapest possible practice and the widest ammunition selection, 9mm remains the practical answer and always will.
Home-defense buyers also look at the Smith Wesson MP 5.7 Thumb Safety because low recoil means faster accurate follow-ups for anyone in the house who shoots it.
Ammunition and Cost
Plan on paying more per round than 9mm and keeping an eye on stock when you find it. Both FN and S&W-branded ammunition are available, along with several other makers now that the cartridge has caught on. Feed the Smith Wesson MP 5.7 Thumb Safety quality ammunition and function-test anything you intend to carry.
Some ranges restrict 5.7 on steel targets because of velocity — worth checking before you drive out.
Holsters and Accessories
Holster selection for the M&P 5.7 is narrower than for a 9mm M&P, so confirm a maker lists this model specifically rather than assuming an M2.0 holster fits. The Smith Wesson MP 5.7 Thumb Safety is a large pistol; most people who buy one shoot it at the range or keep it for home defense rather than carrying it daily.
Spare magazines are worth buying when you see them, as with any less common platform.
If you want a light fitted to the Smith Wesson MP 5.7 Thumb Safety before it ships, tell us at checkout and we will set it up.
Ordering and FFL Transfer
We ship to your local FFL after we receive a copy of their license. If you have a preferred dealer, tell us at checkout and we will coordinate directly with them. Pennsylvania buyers can complete the transfer with us in Collegeville.
Browse more handguns in stock at MAG5 Firearms, or see the manufacturer page for the Smith & Wesson line.
Every firearm we ship leaves our Collegeville, Pennsylvania shop through a licensed FFL dealer and must be transferred to you by an FFL in your state. Questions about ammunition availability, optics or holsters? Call or email us before you order.






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