Basically, the aberration comes bottomward from doris's blog

Path of Exile is POE orbs a abundant added complicated bold than Wolcen, with an astronomic accomplishment timberline and assorted systems to apprentice and become acclimatized with. Abounding call Wolcen as a amalgam of Diablo and Path of Exile, or affiliated "Path of Exile Lite." 

Path of Exile and Wolcen allotment a agnate accomplishment timberline that is node-based and non-linear. However, Path of Exile's is abundant added alarming for newcomers or accidental players, admitting Wolcen's accomplishment timberline is added streamlined. 

They are about similar, but the key aberration is that Wolcen's increments are greater amidst accomplishment levels, abnormally acquiescent skills, admitting Path of Exile's activity added branches, yet abate increments in calibration of stats amidst anniversary one.

Basically, the aberration comes bottomward to amateur preference. If one prefers a slower and added affiliated and fatigued out simmer in developing a nuanced actualization over a aeon of time, Path of Exile scratches this itch. 

Wolcen will board a abundant faster progression in activity one's actualization abound stronger and advance their abilities at a faster rate, abnormally during the mid-game aback Path of Exile takes its time.

Wolcen has POE goods a quicker acquirements curve, abnormally for players who are acclimatized with ARPGs in general.