Originally Posted by bbstoke
318i SE 32 mpg... The figures are set by BMW are done when the engine is at full operating temp, in 70 degrees farenheight outside temp,they all do this, bit of a con
Efficient Dynamics makes a difference - getting about 43mpg average in a broad mix of driving from my 2008 318i E91. Might be a different engine to yours. Official figure is 47mpg - had this once or twice driving very carefully and coasting where safe.