ทดสอบปืนขนาด 5.56 และ .223 แตกต่างกันอย่างไร(.556 VS .223)

Published on October 30, 2020
Duration: 14:44

This test compares 5.56 NATO and .223 Remington calibers using a POF 5.56 rifle and a CZ 527 .223 rifle. Despite the POF being chambered in 5.56 NATO, the .223 Remington ammunition consistently produced tighter groups at 200 meters across both platforms. The test highlights potential accuracy differences even when using ammunition interchangeably in compatible firearms.

Quick Summary

.223 Remington ammunition showed better accuracy with tighter groups than 5.56 NATO in a 200-meter range test involving a POF 5.56 rifle and a CZ 527 .223 rifle. This suggests potential performance differences despite common interchangeability.

Chapters

  1. 00:00Intro: 5.56 vs .223 Caliber Test
  2. 00:38Test Rifles: POF 5.56 & CZ 527 .223
  3. 01:40Rifle Specs: Barrel Length & Twist Rate
  4. 03:58Shooting Test: CZ 527 Accuracy
  5. 07:22Shooting Test: POF 5.56 Accuracy
  6. 10:30Optics Overview: Vector Optics Scopes
  7. 11:49Target Analysis & Conclusion: .223 Wins Accuracy

Frequently Asked Questions

What was the main finding of the 5.56 vs .223 accuracy test?

The primary finding was that .223 Remington ammunition consistently produced tighter groups and better accuracy at 200 meters compared to 5.56 NATO ammunition, even when tested in a 5.56 NATO chambered rifle.

Which rifles were used in the 5.56 vs .223 comparison test?

The test utilized a POF rifle chambered in 5.56 NATO and a CZ 527 bolt-action rifle chambered in .223 Remington. Both firearms were used to test the performance of both ammunition types.

How did barrel twist rate affect the test results?

The POF rifle had a 1:8 twist rate and the CZ 527 had a 1:9 twist rate. While both are suitable for these calibers, the specific twist rates can influence projectile stability and accuracy, potentially contributing to the observed differences.

Can 5.56 NATO ammunition be safely fired in a .223 Remington chamber?

Generally, yes, 5.56 NATO can be fired in a .223 Remington chamber, but it may result in higher pressure and potentially less accuracy. Firing .223 Remington in a 5.56 NATO chamber is always safe and typically accurate, as seen in this test.

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