It is a very different feel, which you get used to; its almost like surfing the torque from the turbo-diesel; if you find a twisty bit of road you can just slot between the apexes of the bends in one gear, on and off the throttle. This is front wheel drive though, Im not sure how the rwd of the BMW will behave. Certainly BMW make plenty of the larger diesels with stupendous torque figures and one doesnt hear of people ending up in hedges backwards (unlike say Pug 205 gtis).
One thing turbodiesels dont like is stop-start shunty traffic, because of the belt of torque low down and the conseqeunt heavy clutch and the need to slip it slightly to get a smooth take-off. I was stuck in a many-mile queue on the M42 yesterday when they closed the motorway for 50 minutes, and that was a