Fuel economy, in terms of electric miles per gallon is terrific at 102-MPGe in town and 87-MPGe on the highway, a combined of ...

If the all-new RS 7 does get a V6 in combination with plug-in hybrid oomph, that would be great news for the V8 plug-in ...

The RS6 becomes an all-electric speed demon, while the RS7 morphs into a plug-in-hybrid twin-turbo V6 mile-eater ...