Volkswagen builds Mission Efficiency prototype EV hitting 323 MPGe equivalent
Volkswagen unveiled and actually drove a new prototype EV called Mission Efficiency, taking it nearly 800 miles from Wolfsburg to Vienna with just one charging stop. The car averaged about 279 MPGe on the trip, using the motor and battery from the ID. Polo housed in an aerodynamic, teardrop-shaped body with a drag coefficient of just 0.158.