nagamit ko na both supersu and magisk, at para sa akin I'd go with Magisk. safetynet check, systemless root, modules, it's LIKE xposed and supersu merged into one.
magisk anytime, advantage talaga ung ihide ung root status sa apps pag naka supersu ka unroot ka muna bago mo malaro pogo or any other app that will scrutinize your phone for root access and restrict it base on that cause.
Magisk mas maganda since it can be hidden from safetynet. Kapag nakasupersu ka hindi mo magagamit yung nakarely doon katulad ng Pokemon GO at nung mga bank apps. Kaso gumagamit ako ng xposed so bale invalid na ko sa safety net.