Sig M400 Tread 16" 5.56 Review

Published on January 7, 2021
Duration: 17:40

This review of the Sig M400 Tread 16" 5.56 rifle highlights its strong performance and features for its price point, challenging its 'entry-level' classification. The reviewer, with extensive experience in AR-15 reviews, details its reliable operation over 1100 rounds, enhanced ambidextrous controls, and quality barrel specifications. A key drawback noted is the handguard's tendency to overheat, though this is contrasted with its overall value and performance in the sub-$1000 market.

Quick Summary

The Sig M400 Tread 16" 5.56 rifle is a strong contender in the sub-$1000 AR-15 market, offering enhanced features and 100% reliability over 1100 rounds. It outperforms typical entry-level models, boasting a 16-inch 416R stainless steel barrel with a 1:8 twist rate and ambidextrous controls. Its main drawback is a handguard that can overheat quickly, requiring gloves for sustained use.

Chapters

  1. 00:00Introduction and Round Count
  2. 00:58Market Positioning and Price
  3. 02:01Furniture and Trigger
  4. 04:49Controls and Reliability
  5. 07:52Barrel and Gas System
  6. 11:30Handguard Criticism
  7. 14:48Conclusion

Frequently Asked Questions

What is the reliability of the Sig M400 Tread 16" 5.56 rifle?

The Sig M400 Tread 16" 5.56 rifle has demonstrated 100% reliability over an extensive 1100-round test, indicating it is a dependable firearm for various applications.

How does the Sig M400 Tread compare to other entry-level AR-15s?

While often labeled 'entry-level' for Sig Sauer, the M400 Tread generally outperforms standard entry-level AR-15s like the M&P Sport, offering enhanced features and better performance for its sub-$1000 price point.

What are the key features of the Sig M400 Tread's barrel and gas system?

It features a 16-inch 416R stainless steel barrel with a 1:8 twist rate for accuracy, paired with a mid-length gas system and a lightweight stainless steel gas block.

What is the main drawback of the Sig M400 Tread?

The primary criticism is the handguard, which can become extremely hot after firing several magazines due to a lack of ventilation near the barrel nut, often necessitating the use of gloves.

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