2019 Audi e-tron Quattro: Driving the Prototype in Namibia Published on October 12, 2018 in First Drives by Gabriel Gélinas 2019 Audi e-tron quattro prototype drive - On a special part of the off-road course, it was possible to balance the vehicle with two wheels on the ground and the other two in the air, with all doors opening and closing without any problem.