Overall: The ATH-M50 is a well built, beatiful HP. It has swivel earcups and comfortable high quality pleather pads. It comes in big white box with a leather bag and a 6,3 mm jack. (ATH-M50 and ATH-M50S are the same HP. M50s has straight(S) cable, M50 has coiled.) Sound: The ATH-M50 sound great out of the box, but started to shine after ~50 hours of burn in. They sound detailed, refined and balanced, with a strong but controlled bass. The biggest quality of the M50s is, that they don't really do anything wrong. They performed pretty good with...

Overall: The ATH-M50 is a well built, beatiful HP. It has swivel earcups and comfortable high quality pleather pads. It comes in big white box with a leather bag and a 6,3 mm jack. (ATH-M50 and ATH-M50S are the same HP. M50s has straight(S) cable, M50 has coiled. Sound: The ATH-M50 sound great out of the box, but started to shine after ~50 hours of burn in. They sound detailed, refined and balanced, with a strong but controlled bass. The biggest quality of the M50s is, that they don't really do anything wrong. They performed pretty good with...

I bought the Sennheiser HD 25-1 (adidas) after my ATH-M50 had a loose connection and i had to return them. Though I loved the M50's, they made me realize that a headphone is not all about sound quality. Their isolation just didn't do it for me, and the pleather pads got my ears sweaty all the time. The HD 25-1 finally does everything I need it to do. The isolation is top notch, and the velour pads are more comfy then pleather while not getting sweaty. Sound: The sound quality of the HD 25-1 II was horrible out of the box, but they got better after...

I bought the Sennheiser HD 25-1 (adidas) after my ATH-M50 had a loose connection and i had to return them. Though I loved the M50's, they made me realize that a headphone is not all about sound quality. Their isolation just didn't do it for me, and the pleather pads got my ears sweaty all the time. The HD 25-1 finally does everything I need it to do. The isolation is top notch, and the velour pads are more comfy then pleather while not getting sweaty. Sound: The sound quality of the HD 25-1 II was horrible out of the box, but they got better after...