9MM vs 10MM (Penetration Test)

Published on January 23, 2026
Duration: 0:36

This video from Kentucky Ballistics features an expert-level penetration test comparing the 9mm and 10mm calibers. Using a Glock 19 with 124gr FMJ and a Glock 20 with 180gr FMJ, the test demonstrates that the 10mm caliber penetrates more wooden boards than the 9mm. The host, Scott, provides clear visuals and direct comparisons, showcasing safe firearm handling and structured testing methodology.

Quick Summary

In a penetration test comparing 9mm and 10mm calibers, the 10mm round (180gr FMJ from a Glock 20) penetrated 11 wooden boards, while the 9mm round (124gr FMJ from a Glock 19) penetrated 10 boards. This indicates the 10mm caliber possesses greater barrier penetration capabilities in this specific test scenario.

Chapters

  1. 00:00Introduction: 9MM vs 10MM Penetration Test
  2. 00:059mm Test Setup: Glock 19
  3. 00:139mm Penetration Results
  4. 00:1810mm Test Setup: Glock 20
  5. 00:2510mm Penetration Results
  6. 00:29Conclusion & Comparison

Frequently Asked Questions

What was the outcome of the 9mm vs 10mm penetration test?

The 9mm caliber, using a 124 grain FMJ round from a Glock 19, penetrated 10 wooden boards. The 10mm caliber, using a 180 grain FMJ round from a Glock 20, penetrated 11 wooden boards, indicating greater penetration power in this test.

Which firearms were used in the 9mm vs 10mm penetration test?

The penetration test utilized a Glock 19 pistol for the 9mm caliber and a Glock 20 pistol for the 10mm caliber. Both firearms are popular polymer-framed handguns known for their reliability.

What type of ammunition was used for the 9mm and 10mm penetration test?

For the 9mm test, 124 grain Full Metal Jacket (FMJ) ammunition was used. For the 10mm test, 180 grain Full Metal Jacket (FMJ) ammunition was used. These FMJ rounds are common for ballistic testing.

How did the 10mm caliber perform compared to the 9mm in the penetration test?

The 10mm caliber demonstrated a slight advantage in penetration depth during the wooden board test. While the 9mm penetrated 10 boards, the 10mm managed to penetrate 11 boards, suggesting higher energy transfer.

Related News

All News →

More Tactical & Gear Videos You Might Like

More from Kentucky Ballistics

View all →