Well, just my experience: Revonte motor had more consumption, so less runtime. classic transmission (see road bikes) are super free. And you still have a chain (or belt) with 2 pinions, and very often a chain tensionner; I would say the transmission itself isn't that different between a...
I had the opportunity to ride a Revonte equipped e-bike some times ago (before Revonte bankrupt...), and the feeling was pretty nice in fact. However, what looks to me pretty different when comparing a E-cvt transmission with gearboxes motors or classic derailleurs transmissions, is that to...