Forgotten Weapons on MSNOpinion

How .223 and 5.56 Became the Most Confused Cartridges Ever

For most shooters the difference between .223 Remington and 5.56×45 NATO is minor, but it matters because 5.56 is typically ...
Outdoor Life

5.56 vs .223: What’s the Real Difference Between These Popular Cartridges?

Two of the most popular cartridges today are nearly identical and sometimes considered transposable, but when looking at 5.56 vs .223, there are some key differences. The .223 Remington started as a ...
Field & Stream

223 vs 556: What’s the Difference?

When it comes to the 223 vs 556, it’s not so much about which one is best, but about the differences between them. The 223 Remington and 5.56 NATO cartridges have identical case dimensions but are not ...
The National Interest

Here’s the List of the Best Home Defense and Range Ammo for the AR-15

There are two popular types of AR-15 calibers: 5.56x45mm NATO and .223 Remington. The sales of modern sports rifles are high these days, and many people are flocking to the AR-15. What exactly, then, ...
American Rifleman

Ruger Precision Rifle Now in 5.56 NATO/.223 Rem.

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** Sturm, Ruger & Co., Inc. has ...
American Rifleman

Cold War Combatants: 5.45x39 mm vs. 5.56 NATO

** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. ** Hornady Black (l.) in 5.45x39 mm ...
Field & Stream

223 vs 556: What’s the Difference?

Some believe the 5.56 NATO was the original military cartridge and that the 223 Remington was the civilian offshoot. That’s not the case. In 1970, NATO (North Atlantic Treaty Organization) affiliated ...