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Smith & Wesson M&P340 for Sale

Founded: 1852

HQ: United States

Smith & Wesson’s M&P340 is a double-action-only J-frame revolver built on a lightweight scandium-alloy frame, chambered for .357 Magnum. Its defining feature is the XS 24/7 tritium front sight with integral U-notch rear for rapid low-light alignment. On FirearmLand, Smith & Wesson M&P340 listings most often appear in .357 Magnum and .38 Special +P.

No active auctions for Smith & Wesson M&P340.

Recently Sold

Smith & Wesson M&P 340 S&W 357 Magnum 1.875 M&P340

Sold On 08/17/2026

Smith & Wesson M&P 340 S&W 357 Magnum 1.875 M&P340

Smith & Wesson M&P 340 S&W 357-Mag M&P340

Smith & Wesson M&P 340 357 Magnum S&W M&P340 1.875" +ORIG CASE

Sold On 07/29/2026

Smith & Wesson M&P 340 357 Magnum S&W M&P340 1.875" +ORIG CASE

Smith & Wesson M&P 340 357-Mag S&W M&P340

Smith & Wesson M&P 340 S&W 357 Magnum +ORIG BOX, CRIMSON TRACE LASER GRIPS

Sold On 06/17/2026

Smith & Wesson M&P 340 S&W 357 Magnum +ORIG BOX, CRIMSON TRACE LASER GRIPS

Smith & Wesson M&P 340 S&W M&P340 HOLSTER, SPRINGS

Smith & Wesson M&P 340 S&W 357 Magnum 1.875" SCANDIUM-ALLOY +ORIG CASE

Sold On 05/15/2026

Smith & Wesson M&P 340 S&W 357 Magnum 1.875" SCANDIUM-ALLOY +ORIG CASE

Smith & Wesson M&P 340 S&W M&P340 TRIJICON TRITIUM

Smith & Wesson M&P-340 357-Magnum 1.875" +HOLSTER

Sold On 04/01/2026

Smith & Wesson M&P-340 357-Magnum 1.875" +HOLSTER

S&W M&P340 357-Mag Compact-Hammerless 357MAG

Smith & Wesson M&P-340 357-Magnum 1.875" +HOLSTER

Sold On 01/26/2026

Smith & Wesson M&P-340 357-Magnum 1.875" +HOLSTER

S&W M&P340 357-Mag Compact-Hammerless 357MAG

Smith & Wesson M&P 340 357-Magnum 1.875" +ORIG BOX

Sold On 01/12/2026

Smith & Wesson M&P 340 357-Magnum 1.875" +ORIG BOX

S&W MP340 357-Mag J-Frame DAO 357MAG

Smith & Wesson S&W M&P 340 357 Magnum 1.88" +ORIG CASE & HOLSTER

Sold On 09/22/2025

Smith & Wesson S&W M&P 340 357 Magnum 1.88" +ORIG CASE & HOLSTER

Smith & Wesson S&W M&P 340 357-Mag

Smith & Wesson M&P 340 357 Magnum Scandium Frame S&W MP-340 357Mag +HOLSTER

Sold On 04/04/2025

Smith & Wesson M&P 340 357 Magnum Scandium Frame S&W MP-340 357Mag +HOLSTER

Smith & Wesson M&P 340 357 Mag S&W-MP-340 M&P340

Smith & Wesson S&W Model MP340 M&P 357 Magnum S&W MP340 MP-340 +ORIG BOX

Sold On 02/14/2025

Smith & Wesson S&W Model MP340 M&P 357 Magnum S&W MP340 MP-340 +ORIG BOX

Smith & Wesson MP340 S&W MP-340

Smith & Wesson S&W M&P340 357 Magnum S&W M&P-340 MP340 MP-340

Sold On 01/27/2025

Smith & Wesson S&W M&P340 357 Magnum S&W M&P-340 MP340 MP-340

Smith & Wesson S&W M&P340 357 Mag S&W MP-340 MP340

Smith & Wesson S&W M&P340 357 Magnum S&W MP340 M&P-340 Model 340

Sold On 01/24/2025

Smith & Wesson S&W M&P340 357 Magnum S&W MP340 M&P-340 Model 340

Smith & Wesson S&W M&P340 357 Mag MP340 M&P-340

Smith & Wesson (S&W) M&P Model 340 357 Magnum 1.88" Armornite S&W +ORIG BOX

Sold On 03/08/2024

Smith & Wesson (S&W) M&P Model 340 357 Magnum 1.88" Armornite S&W +ORIG BOX

Smith & Wesson (S&W) M&P 340 357 Mag