See also:

Avoid high engine speeds
Driving at a low engine speed reduces fuel consumption and minimizes wear. ...

Driving experience: benchmark dynamics and exceptional comfort.
Highly advanced drivetrain and suspension technologies combine agile handling for the driver and a high standard of riding comfort for passengers. When equipped with the Sport Package, the new BMW ...

Switch off the engine during longer stops
Switch off the engine during longer stops, e.g., at traffic lights, railroad crossings or in traffic congestion. Fuel savings are achieved after the vehicle is switched off for only approx. 4 s ...