And it is equally common to see ammunition in both chamberings next to each other on store shelves. But they aren’t exactly the same. Here’s how they are different and what you need to know on 5.56 vs ...

Why compare the .308 vs 5.56? Because it just might help you decide between an AR-15 or and AR-10 rifle platform. ... Ammunition is also readily available in a wide range of bullet weights and ...

You can safely fire 223 Remington ammunition in a 5.56 NATO rifle but shooting 5.56 NATO ammo in a rifle ... If you compare the trajectory of the 224 Valkyrie vs 223 Remington with these ...

The "308 vs 556" comparison can seem ridiculous because the two cartridges are so different, ... Rifles chambered for the 5.56 NATO can also safely chamber and fire 223 Remington ammunition.

Erring on the side of safety, you can always shoot .223 Rem. ammo in a 5.56 NATO chambered rifle, but should only shoot 5.56 NATO ammo in modern, bolt-action .223 Rem. rifles—never in .223 semi ...