Joycube bicycle batteries

Phylion’s original SF-03 and SF-06 36 volt bicycle batteries from the Joycube series (JCEB360) for Puch, Peugeot, Bianchi, Fischer, Keiler, Devron, Reid, Gregster etc. with standard or smart BMS (battery management system).
These batteries serve to replace all 36 volt models from these 2 series.

Do I need a battery with standard or smart BMS? Read
(under point 3) how to make the right choice.