M82A1 vs. M107A1: Which Barrett .50 BMG Rifle is Right for You?

Posted by Gunprime Staff on 03/05/25

The Barrett M82A1 and M107A1 are both renowned .50 BMG semi-automatic rifles, celebrated for their long-range precision and formidable power. While they share a common lineage, distinct differences cater to varied user needs.​

We started our research by texting our Barrett directly. 

text message with Barrett Rep

Barrett rep explains that the M107 is built to be supressed and is a little lighter

Weight and Portability

The M82A1 weighs approximately 32.7 pounds, whereas the M107A1 is lighter at about 27.4 pounds, a reduction of 5.3 pounds. This weight difference enhances the M107A1's portability, making it more suitable for dynamic operations. ​

Materials and Durability

The M82A1 utilizes steel components, providing robust durability. In contrast, the M107A1 incorporates lightweight aluminum and titanium parts, contributing to its reduced weight without compromising strength. However there have been limited runs of M107A1 with steel parts. The model number will have an (S) after it.

Suppressor Compatibility

Designed with modern warfare requirements in mind, the M107A1 is optimized for use with Barrett’s QDL suppressor, offering significant signature reduction. The M82A1 has limited suppressor compatibility, making the M107A1 preferable for operations necessitating stealth. ​

Recoil Management

Both rifles operate on a short recoil principle. However, the M107A1 features an enhanced recoil system, reducing felt recoil and improving shooter comfort during extended use. 

Rail System and Modularity

The M107A1 boasts a longer, more modular Picatinny rail system compared to the M82A1. This design accommodates a broader range of optics and accessories, enhancing customization and adaptability to various mission requirements. ​

Cost Considerations

Generally, the M82A1 is more affordable than the M107A1. The advanced materials, suppressor-ready design, and weight-saving features of the M107A1 contribute to its higher price point. ​

Conclusion

Both the Barrett M82A1 and M107A1 are exceptional rifles, each with unique advantages. The M82A1 offers proven performance and durability at a more accessible price, ideal for roles where weight and suppressor use are less critical. Conversely, the M107A1 provides modern enhancements, reduced weight, and superior suppressor compatibility, catering to users prioritizing portability and versatility.