300 Blackout vs 7.62x39: SHOCKING Results On Steel

Published on January 17, 2023
Duration: 8:02

This ballistic test reveals 7.62x39 significantly outperforms 300 Blackout in steel plate penetration. Even supersonic 300 Blackout rounds failed to penetrate 1/4" steel, while 7.62x39 consistently did. The test suggests 300 Blackout is best suited for subsonic applications where its unique design excels, rather than hard target engagement.

Quick Summary

In a ballistic test comparing 300 Blackout and 7.62x39 on steel plates, 7.62x39 proved significantly superior. Even supersonic 300 Blackout rounds failed to penetrate 1/4" steel, while 7.62x39 consistently did, indicating its advantage for hard target engagement.

Chapters

  1. 00:00Intro: 300 BLK vs 7.62x39 Steel Test
  2. 00:28Chronograph Setup & Velocity Testing
  3. 01:13Testing Rig and Safety Measures
  4. 02:35300 Blackout Subsonic vs 1/4" Steel
  5. 03:03300 Blackout Supersonic vs 1/4" Steel
  6. 03:427.62x39 HP vs 1/4" Steel Penetration
  7. 03:56300 Blackout FMJ vs 1/4" Steel
  8. 04:417.62x39 FMJ vs 3/8" Steel Depth Test
  9. 06:06Conclusion: 7.62x39 Dominates Steel

Frequently Asked Questions

Which caliber is better for penetrating steel plates, 300 Blackout or 7.62x39?

In this ballistic test, 7.62x39 significantly outperformed 300 Blackout in penetrating steel plates. Even supersonic 300 Blackout rounds failed to penetrate 1/4" steel, while 7.62x39 consistently did.

Can 300 Blackout penetrate steel targets?

The test showed that even supersonic 300 Blackout rounds struggled to penetrate 1/4" steel, only causing dents. Subsonic 300 Blackout rounds were completely ineffective against steel targets in this comparison.

What is the best use for 300 Blackout ammunition?

Based on this steel penetration test, 300 Blackout appears best suited for subsonic applications where its unique design excels, such as suppressed shooting. Its supersonic performance on hard targets is lacking compared to calibers like 7.62x39.

How did 7.62x39 perform against steel plates?

The 7.62x39 caliber demonstrated superior performance, consistently penetrating 1/4" steel plates with both HP and FMJ ammunition. It also achieved a penetration depth of 0.153 inches into a 3/8" steel plate.

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