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SIG SAUER M400
In StockSave 9%

Caliber

223/5.56

Type

handgun

Last Seen

May 20, 2026

SIG SAUER M400

Sold byGuns.comPosted Apr 27, 2026
Compare prices for Sig Sauer M400 SDI X 5.56x45mm NATO Pistol 11.5" Barrel 30+1 Round Black Frame Black Pistol Brace

$1,499.99

$1,649.99

You save $150.00 (9% off)

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Deal Details

The SIG SAUER M400 SDI Pistol is a versatile and reliable semi-auto pistol chambered in .223 Rem / 5.56 NATO, featuring an 11.5" barrel and a 30+1 magazine capacity. Designed for both tactical and personal defense applications, this pistol offers superior performance and durability.The M400 SDI Pistol is built with a durable aluminum frame, finished in black anodized for enhanced corrosion resistance and durability. The pistol is equipped with a folding pistol brace, providing stability and impr

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Active offers from your catalog for Sig Sauer M400 SDI X 5.56x45mm NATO Pistol 11.5" Barrel 30+1 Round Black Frame Black Pistol Brace.

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Lowest Price: $1,499.99

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SIG SAUER M400

SIG SAUER M400

Sig SauerGuns.comSKU/UPC: 386557
$1,499.99$1,649.99Save 9%
View at Guns.com
Sig Sauer M400 SDI Pistol 5.56 / .223 Rem 11.5 Barrel 30-Rounds

Sig Sauer M400 SDI Pistol 5.56 / .223 Rem 11.5 Barrel 30-Rounds

Sig SauerGrabAGunSKU/UPC: GAG_SIGPM400SDI11BBLK
$1,499.99$1,649.99Save 9%
View at GrabAGun
Sig Sauer M400 SDI X 5.56x45mm NATO Pistol 11.5" Barrel 30+1 Round Black Frame Black Pistol Brace

Sig Sauer M400 SDI X 5.56x45mm NATO Pistol 11.5" Barrel 30+1 Round Black Frame Black Pistol Brace

Sig SauerMidwayUSASKU/UPC: 298349
$1,499.99
View at MidwayUSA
Sig Sauer PM400SDI11BBLK M400 SDI 5.56 NATO 30+1 11.50 Black FNC Steel Threaded Barrel, Black Anodized Pic Rail Alloy Steel Rcvr, M-LOK Handguard, Magpul BSL Telescoping Pistol Stabilizing Brace, AR Compatible Reduced Angle Grip, Ambi, Rifle

Sig Sauer PM400SDI11BBLK M400 SDI 5.56 NATO 30+1 11.50 Black FNC Steel Threaded Barrel, Black Anodized Pic Rail Alloy Steel Rcvr, M-LOK Handguard, Magpul BSL Telescoping Pistol Stabilizing Brace, AR Compatible Reduced Angle Grip, Ambi, Rifle

Sig SauerHinterland OutfittersSKU/UPC: 222820
$1,499.99
View at Hinterland Outfitters
M400 Sdi Pistol 5.56x45 Nato Semi-Auto Handgun - M400 Sdi Pistol 5.56x45 Nato 11.5'''' Bbl (1)30rd Mag Black

M400 Sdi Pistol 5.56x45 Nato Semi-Auto Handgun - M400 Sdi Pistol 5.56x45 Nato 11.5'''' Bbl (1)30rd Mag Black

Sig Sauer, Inc.BrownellsSKU/UPC: 430111237
$1,499.99
View at Brownells
Sig Sauer M400-SDI X, 5.56mm, 11.5 Barrel, 1- 30rd Magazine, Pistol

Sig Sauer M400-SDI X, 5.56mm, 11.5 Barrel, 1- 30rd Magazine, Pistol

Sig SauerBattleHawk ArmorySKU/UPC: 798681698967
$1,499.99$1,649.99Save 9%
View at BattleHawk Armory