Rost Martin RM1S | The Underdog Subcompact Nobody's Talking About

Published on March 24, 2026
Duration: 8:26

This review of the Rost Martin RM1S subcompact handgun highlights its features, price point, and initial range performance. The presenter found the RM1S to be a feature-rich option for its price, noting its compatibility with A-Rex Delta magazines and the included Vidian RFX11 optic. Initial reliability tests were positive, suggesting it's a strong contender in the subcompact market.

Quick Summary

The Rost Martin RM1S is an optic-ready subcompact handgun priced at $450, including a Vidian RFX11 optic. It features ambidextrous controls, a flat trigger, and comes with 15-round and 12-round magazines, offering good capacity and reliability for concealed carry.

Chapters

  1. 00:10Introduction to Rost Martin
  2. 00:45Introducing the RM1S Subcompact
  3. 01:00RM1S Features and Optic
  4. 01:41RM1S Packaging and Magazines
  5. 02:40Vidian RFX11 Optic Details
  6. 03:00Grip Texturing and Controls
  7. 03:21Accessory Rail and Sights
  8. 03:38Trigger and Disassembly
  9. 04:22Barrel and Machining
  10. 04:45Overall Feel and Capacity
  11. 05:12Loaded Weight and CCW Fit
  12. 05:41Range Test: Sterling Steel Case
  13. 06:02Magazine Slam Charge Test
  14. 06:15Limp Wrist Test
  15. 07:05Reliability Assessment
  16. 07:27Accuracy and Confidence
  17. 07:37Price to Value Analysis
  18. 07:58Viewer Engagement and Conclusion

Frequently Asked Questions

What is the price of the Rost Martin RM1S?

The Rost Martin RM1S is priced at $450. This price point includes the firearm, the Vidian RFX11 optic, and various optic plates, making it a competitive option in the subcompact handgun market.

What are the key features of the Rost Martin RM1S?

The RM1S is an optic-ready subcompact handgun featuring ambidextrous controls, a flat-faced trigger, a Picatinny rail, and comes with both a 15-round and a 12-round magazine. It also includes a Vidian RFX11 optic in the reviewed package.

Is the Rost Martin RM1S reliable?

Based on one range visit, the reviewer found the Rost Martin RM1S to be 'pretty dang reliable.' It performed well during a mag dump and a limp-wrist test, suggesting good initial reliability for concealed carry purposes.

What is the capacity of the Rost Martin RM1S magazines?

The Rost Martin RM1S comes standard with a 15-round magazine and a 12-round flush-fitting magazine. Additionally, A-Rex Delta Gen 2 magazines, including 17+2 round variants, have been found to be compatible and functional.

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