Audio-Technica ATH-CKM50A In-ear Headphones with 12.5mm Rare-earth Drivers and S/M/L earpieces, White

How do these do with large orchestral pieces? (Think Brahms, Mahler, Wagner.) I am coming from a Senn HD6XX and wanting something complementary for music that needs a larger soundstage. On my shortlist are: AKG 7XX (or K7-- variants like K712), AKG K612, Audio Technica ATH-R70x.

How do these do with large orchestral pieces? (Think Brahms, Mahler, Wagner.) I am coming from a Senn HD6XX and wanting something complementary for music that needs a larger soundstage. On my shortlist are: AKG K7XX (or K7-- variants like K712), AKG K612, Hifiman HE5XX, Audio Technica ATH-R70x.

How do you guys feel about the Audio Technica ATH-M50xBT

Audio Technica Ath M70x easy to break