In the inforgraphic below, Ford attempts to answer the question "What's the difference?" between hybrid, plug-in hybrid and all-electric vehicles.  Of course, Ford offers at least one vehicle in each of the segments (few automaker can make that claim).

Aside from Ford's insistence that plugging in a plug-in hybrid is "optional," we rather like Ford's simple infographic.

Check it out and then tells us your thoughts in Comments below.