Audi Q4 e-tron 50 quattro Sportback Price in USA Starting From USD 51,000 to USD 55,500. Audi Q4 e-tron 50 quattro Sportback Comes with AWD 299 hp (220 kW) Motor Power with 180 km/h (112 mph) max speed and Acceleration of 6.2 sec 0-100 km/h. It has 82kWh Liquid-cooled Li-ion 400V battery. It available in both AC or DC charging option.