Updates 5/14/19 2/9/20. Added Shootout and Article cleanup. 4,281 word post, approx. 5-6 min. read Article still needs: M40x and 7506 measurements 7506 photos Let’s start with a quick chart! Comparison Chart Hey there fiend, and Welcome Aboard!! Before we get into the Audio Technica ATH M40x vs. Status Audio CB-1 vs. Sony MDR 7506