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Quick Look

The SIG Sauer M400 VTAC is a tactical AR-15 style rifle developed for precision and reliability. It combines rugged MIL-SPEC components with user-focused ergonomics for versatile performance. Popular among professionals and enthusiasts, it maintains a strong presence in the tactical rifle market.

Why It's a Top Choice

Proven MIL-SPEC build quality for durability
Modular design supports extensive customization
Reliable in various conditions and environments
Comfortable VTAC grip enhances control
Good balance of weight and accuracy

Key Variants

M400 VTAC 16

Standard 16-inch barrel variant tailored for tactical use and reliability.

M400 VTAC Pistol

Compact pistol variant with enhanced maneuverability for close-quarters engagements.

M400 VTAC Carbine

Carbine length model balancing portability with terminal ballistics for duty use.

Competitor Comparison Table

Feature	M400 VTAC	Daniel Defense DDM4	Smith & Wesson M&P15
MSRP	$1,350	$1,500	$1,200
Capacity / Size	30 rounds / 16 in barrel	30 rounds / 16 in barrel	30 rounds / 16 in barrel
Weight	7.5 lbs	7.9 lbs	7.25 lbs
Optics-Ready	Yes, Picatinny rail	Yes, integrated rail	Yes, standard rail
Trigger Type	Mil-SPEC single-stage	Enhanced two-stage	Mil-SPEC single-stage
Notable Pro	Ergonomic VTAC grip	Premium barrel quality	Affordable price
Notable Con	Slightly heavier than peers	Higher MSRP	Basic trigger feel

Best Use Cases

Law enforcement duty rifle
Tactical training and drills
Home defense platform
Precision target shooting
General purpose AR-15 enthusiasts

FAQs

Can I mount optics easily on the SIG Sauer M400 VTAC?

Yes, it features a full-length Picatinny rail compatible with most optic mounts for quick installation.

What barrel length options does the M400 VTAC offer?

Commonly available in 16-inch and carbine-length barrels suited for tactical and duty uses.

How does the M400 VTAC compare in weight?

It weighs about 7.5 pounds, slightly heavier than some competitors due to its rugged build.

SIG SAUER M400 VTAC for Sale