Larry Vickers offers a great demonstration in this video. You get high-speed camera footage of 3 popular modern sporting calibers in a side-by-side comparison. As they demolish pork shoulders.
Although there are questions about the different points of impact the results showcase the ballistic superiority of the 300 Blackout.
Did I mention that the BLK also runs subsonic and supersonic rounds with or without a can and without adjusting the gas system?