Ford also says that the Energi has a "maximum electric-only speed projected to top that of Prius plug-in."
In other words, don't step on the accelerator too hard or you'll continue to remind yourself you could be driving an ALL electric drive Volt. 'Better than a Plug-in Prius' is like saying 'We offer a better shopping experience than Big Lots', if driving an EV is what you came looking for.
2017 Volt (Red) 'SUN FUEL'/Tesla Model X 'OVR OIL'/2008 Tahoe Hybrid
...both 2012 Volts went to offspring
Driving Without Destruction