There's diametric opposition in the DJ world: you're either behind Sennheiser, with its HD25 on-ears; or you're on team Pioneer, with its over-ear HDJ-X line.
Durability of build; Established design with swivel mechanism; Rigid fit (as a DJ would expect; Twist-lock cable design; Loud and clear
Comfort can be questionable; We prefer Sennhesier HD25 for isolation and daily listening; Not day-to-day listening headphones; Pricey