All the engines in the Audi A1 Sportback work with direct injection and turbocharging. This downsizing concept coupled with the technologies from the modular efficiency components from Audi gives it stocky power combined with minimum consumption.
The start-stop system turns the engine off when the car is at rest, if the gear selector lever is in neutral and the driver’s foot has left the clutch pedal. Start-stop then turns the engine back on as soon as the clutch pedal is depressed — all the while functioning quietly, conveniently, and quickly. The start-stop system also harmonizes perfectly with the seven-speed S tronicS tronicFaster gearshifts, sportier driving: the S tronic combines the sporty characteristics of a manual gearbox with the advantages of an automatic.S tronic .
The recuperation system regains energy during the braking and coasting phases thanks to an intelligent voltage control system in the alternator. This energy is stored in the battery and supplied to the vehicle electric system during the next acceleration process, thus taking the strain off the alternator.