300 Blackout vs 5.56 vs .308 – The Ultimate Caliber Showdown

300 Blackout vs 5.56 vs .308 – The Ultimate Caliber Showdown When it comes to choosing a rifle caliber, things can get confusing fast. There’s always that guy at the range who swears by his .308 like it’s his firstborn child, the other dude who’ll fight you over 5.56, and then the silent guy with the 300 Blackout who’s just waiting for you to ask. If you’re stuck trying to figure out which one’s best, don’t worry—I’ve got your back. Let’s break this showdown down in simple terms (without sounding like a physics textbook).