Originally Posted by t walgamuth

If I understand correctly the difference between the volt and the prius is that with the volt you might use it around town for quite a while, just short trips without ever firing off the engine. I am not sure if it has regen braking like the prius either. I suspect not.

It actually has programmed in to fire the gas motor off monthly to keep things lubricated (or such).

So in that respect I suspect it has a much bigger battery than the prius but gives away some energy by not having regen braking.