Comment by 01HNNWZ0MV43FF

NiMH https://en.wikipedia.org/wiki/Toyota_Prius_(XW30)

NiCads suck, you find NiCads in like old AA rechargeables and cheap toothbrushes.

I don't know for sure if NiMH last longer than Li-Ion but I've had much the same experience with my Prius - Old as hell and everything but the battery failing